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List of Fish Occurrence Records for Guyana
n=1583

Occurrence point list      Next 500
Species Locality
No. Species Locality Year Identifier
1,001   Leporinus nigrotaeniatus MALALI   F.R. LAMONTE
1,002   Leporinus nigrotaeniatus MAZARUNI RIVER MOUTH, KARTABO POINT 1982 R.E. SCHMIDT
1,003   Leporinus nigrotaeniatus ROCKSTONE   F.R. LAMONTE
1,004   Leporinus nigrotaeniatus SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH, ESSEQUIBO DISTRICT 1982 R.E. SCHMIDT
1,005   Leporinus nigrotaeniatus SECOND ISLAND UPRIVER FROM KARTABO POINT, MAZARUNI RIVER 1983 R.E. SCHMIDT
1,006   Leporinus nigrotaeniatus TRIBUTARY TO UPPER ESSEQUIBO RIVER, ONORA ABOVE BIG FALLS (UNOROWO RIVER) 1937 A. FERNANDEZ Y.
1,007   Leporinus nigrotaeniatus TRIBUTARY TO UPPER ESSEQUIBO RIVER, ONORA ABOVE CATARACT (UNOROWO RIVER) 1937 A. FERNANDEZ Y.
1,008   Leporinus paralternus Rupununi R., Guyana, 2°-3°N, 50°20'W.    
1,009   Leptodoras linnelli CUYUNI RIVER AT MATOPE 1924 C.J. FERRARIS
1,010   Leptodoras linnelli DEMERARA RIVER, MALALI TO GREAT FALLS 1934 C.J. FERRARIS, B.A. BROWN
1,011   Lobotes surinamensis DEMERARA RIVER   J.T. NICHOLS
1,012   Loricaria cataphracta DEMERARA RIVER, WISMAR   F.R. LAMONTE
1,013   Loricaria cataphracta SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRIE CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,014   Loricaria cataphracta SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRY CREEK 1983 R.E. SCHMIDT
1,015   Loricaria cataphracta SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRY CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,016   Loricaria cataphracta SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH 1982 R.E. SCHMIDT
1,017   Loricariichthys brunneus DEMERARA RIVER, WISMAR   F.R. LAMONTE
1,018   Loricariichthys brunneus ESSEQUIBO RIVER, ROCKSTONE 1938 F.R. LAMONTE
1,019   Loricariichthys maculatus ESSEQUIBO RIVER, ROCKSTONE   B.A. BROWN
1,020   Loricariichthys maculatus ESSEQUIBO RIVER, ROCKSTONE   F.R. LAMONTE
1,021   Loricariichthys maculatus SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRIE CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,022   Loricariichthys maculatus SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRIE CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,023   Loricariichthys maculatus SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRY CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,024   Loricariichthys maculatus SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH 1982 R.E. SCHMIDT
1,025   Loricariichthys microdon ESSEQUIBO POND, ROCKSTONE 1937 F.R. LAMONTE
1,026   Lutjanus synagris Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,027   Lycengraulis batesii ABOUT 100 m OFF KARTABO POINT, CONFLUENCE MAZARUNI AND CUYUNI RIVERS, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT; G. NELSON
1,028   Lycengraulis batesii ABOUT 100 m OFF KARTABO POINT, CONFLUENCE MAZARUNI AND CUYUNI RIVERS, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT; G. NELSON
1,029   Lycengraulis batesii JUNCTION MAZARUNI-CUYUNI AND ESSEQUIBO RIVERS BARTICA   G.J. NELSON
1,030   Lycengraulis batesii SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH 1982 R.E. SCHMIDT; G. NELSON
1,031   Lycengraulis grossidens DEMERARA RIVE DEMERARA RIVER 1973  
1,032   Macrodon ancylodon GUYANA OFF MOUTH ESQUIBO, NEW AMSTERDAM R    
1,033   Mazarunia charadrica Shallow pool at HLF08-19, between 2-10m wide by about 20m long, Waruma Creek, upper Mazaruni River, Cuyuni-Mazaruni (Region 7) 2008  
1,034   Mazarunia pala Cuyuni-Mazaruni (Region 7), upper Mazaruni River, backwater channel on right bank in front of Warwata village, near mouth of Kamarang River 2011  
1,035   Megalechis thoracata ABANDONED FLOODED STONE QUARRY BEHIND GIDEON'S STORE, NORTH BANK MAZARUNI RIVER NEAR KARTABO, ESSEQUIBO DISTRICT 1982 R.E. SCHMIDT
1,036   Megalechis thoracata KARTABO 1920 C.W. BEEBE
1,037   Megalechis thoracata KURUPUNG RIVER, GEORGETOWN   R.E. REIS
1,038   Megalechis thoracata NEAR GEORGETOWN   R.E. REIS
1,039   Megalechis thoracata POTARO RIVER, TUMATUMARI   J.T. NICHOLS
1,040   Megalechis thoracata POTARO RIVER, TUMATUMARI   J.T. NICHOLS
1,041   Megalechis thoracata RUPUNUNI RIVER, WICHABAI (J. MELVILLE'S RANCH), 10 MILES NORTH OF DADANAWA 1938 R.E. REIS
1,042   Megalops atlanticus DEMERARA RIVER    
1,043   Menticirrhus americanus GEORGETOWN DEMERARA RIVER 1973  
1,044   Menticirrhus americanus GUYANA OFF MOUTH ESQUIBO, NEW AMSTERDAM R    
1,045   Mesonauta festivus DEMERARA RIVER    
1,046   Mesonauta festivus Essequibo Basin, (Rio Amarilla, Rio Las Claritas, Rio Sophia, Rio Morrocoy), Guyana.   D. Nowosad
1,047   Mesonauta festivus Essequibo Basin, (Rio Amarilla, Rio Las Claritas, Rio Sophia, Rio Morrocoy), Guyana.   D. Nowosad
1,048   Mesonauta festivus ESSEQUIBO POND, ROCKSTONE 1937 F.R. LAMONTE
1,049   Mesonauta festivus ESSEQUIBO RIVER, ROCKSTONE 1937 F.R. LAMONTE
1,050   Mesonauta festivus LAMA STOP-OFF, LAMA CREEK, IN CANAL AND BELOW DAM 1908 C.H. EIGENMANN
1,051   Mesonauta festivus POTARO RIVER, TUMATUMARI   J.T. NICHOLS
1,052   Mesonauta insignis DEMERARA RIVER, KORA-KORA CREEK 1935 M.L.J.STIASSNY,B.K.URBAIN
1,053   Mesonauta insignis DEMERARA RIVER, KORA-KORA CREEK 1935 M.L.J.STIASSNY,B.K.URBAIN
1,054   Mesonauta insignis DEMERARA RIVER, MALALI 1935 M.L.J.STIASSNY,B.K.URBAIN
1,055   Mesonauta insignis DEMERARA RIVER, MALALI   M.L.J.STIASSNY,B.K.URBAIN
1,056   Mesonauta insignis DEMERARA RIVER, WISMAR 1933 M.L.J.STIASSNY,B.K.URBAIN
1,057   Mesonauta insignis DEMERARA RIVER, WISMAR   M.L.J.STIASSNY,B.K.URBAIN
1,058   Mesonauta insignis ESSEQUIBO RIVER, ROCKSTONE   M. STIASSNY,B. URBAIN,L.*
1,059   Mesonauta insignis ROCKSTONE 1934 M.L.J.STIASSNY,B. URBAIN
1,060   Micromischodus sugillatus ARABABO RIVER *, TRIBUTARY TO KAKO-MAZARUNI RIVER 1939 B.A. BROWN,D.M. RODRIGUEZ
1,061   Microphis brachyurus SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRIE CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,062   Microphis brachyurus SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRIE CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,063   Microphis brachyurus SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRY CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,064   Microphis brachyurus SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH, ESSEQUIBO DISTRICT 1982 R.E. SCHMIDT
1,065   Micropoecilia bifurca MARI-MARI RIVER, MALALI   F.R. LAMONTE
1,066   Micropoecilia picta HAULOVER, ARANA RIVER (ARUAU? - MNF) 1938 F. WOOD, F.R. LAMONTE*
1,067   Micropoecilia picta NORTHWEST DISTRICT, MORAWHANNA, BARIMA RIVER 1937 D.E. ROSEN, C. HUBBS
1,068   Micropoecilia picta YARAKITA RIVER 1937 D.E. ROSEN, C. HUBBS
1,069   Moenkhausia browni ARUBABO RIVER, TRIBUTARY OF KAKO-MAZARUNI 1939 F. WOOD, F.R. LAMONTE
1,070   Moenkhausia browni MAZARUNI RIVER, KAMAKUSA   J.T. NICHOLS
1,071   Moenkhausia browni MEMBARU CREEK, TRIBUTARY OF UPPER MAZARUNI RIVER 1938 F. WOOD, F.R. LAMONTE
1,072   Moenkhausia chrysargyrea ESSEQUIBO RIVER, ROCKSTONE   R.P.VARI
1,073   Moenkhausia chrysargyrea LAMAHA CANAL, EAST OF DEMERARA RIVER   F.R. LAMONTE
1,074   Moenkhausia chrysargyrea ROCKSTONE   R.P. VARI
1,075   Moenkhausia chrysargyrea SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRIE CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,076   Moenkhausia collettii ABANDONED FLOODED STONE QUARRY BEHIND GIDEON'S STORE, NORTH BANK MAZARUNI RIVER NEAR KARTABO, ESSEQUIBO DISTRICT 1982 R.E. SCHMIDT
1,077   Moenkhausia collettii BARRACARA CREEK ON EAST BANK MAZARUNI RIVER MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,078   Moenkhausia collettii DEMERARA RIVER   R.P. VARI
1,079   Moenkhausia collettii KAIETEUR 1911 J.T. NICHOLS
1,080   Moenkhausia collettii LITTLE TAKUTU RIVER AND TRIBUTARIES, MAZARAHALLY TAKUTU LUMBER CAMP, WEST SHORE MAZARUNI RIVER 1983 R.E. SCHMIDT
1,081   Moenkhausia copei CEBO CREEK, NORTH BANK MAZARUNI RIVER, FEW HUNDRED YARDS EAST OF ST. EDWARDS CHURCH, KARTABO 1982 R.E. SCHMIDT
1,082   Moenkhausia copei CEBO CREEK, WEST BANK MAZARUNI RIVER, EAST OF ST. EDWARDS CHURCH, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,083   Moenkhausia copei ESSEQUIBO RIVER, ROCKSTONE   R.P. VARI
1,084   Moenkhausia copei ROCK QUARRY BEHIND GIDEON'S STORE, WEST BANK MAZARUNI RIVER, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,085   Moenkhausia copei Rockstone, Essequibo-River, Brit. Guayana   J. Gery rev. 1961
1,086   Moenkhausia cotinho ABANDONED FLOODED STONE QUARRY BEHIND GIDEON'S STORE, NORTH BANK MAZARUNI RIVER NEAR KARTABO, ESSEQUIBO DISTRICT 1982 R.E. SCHMIDT
1,087   Moenkhausia cotinho BARRACARA CREEK ON EAST BANK MAZARUNI RIVER MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,088   Moenkhausia cotinho DEMERARA RIVER   R.P. VARI
1,089   Moenkhausia cotinho DEMERARA RIVER, MALALI ? 1934 R.P. VARI
1,090   Moenkhausia cotinho Essequibo Basin, (Rio Amarilla, Rio Las Claritas, Rio Sophia, Rio Morrocoy), Guyana.   D. Nowosad
1,091   Moenkhausia cotinho ESSEQUIBO RIVER, ABOVE ROCKSTONE   F.R. LAMONTE
1,092   Moenkhausia cotinho MALALI   R.P. VARI
1,093   Moenkhausia cotinho ROCK QUARRY BEHIND GIDEON'S STORE, WEST BANK MAZARUNI RIVER, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,094   Moenkhausia cotinho UPPER MAZARUNI DISTRICT, KURUPUNG RIVER 1938 F. WOOD, F.R. LAMONTE
1,095   Moenkhausia cotinho UPPER MAZARUNI DISTRICT, KURUPUNG RIVER 1938 F.R. LAMONTE
1,096   Moenkhausia cotinho UPPER MAZARUNI DISTRICT, MACKREBA FALLS, KURUPUNG RIVER 1939 R.P. VARI
1,097   Moenkhausia cotinho WISMAR 1934 R.P. VARI
1,098   Moenkhausia dichroura Essequibo Basin, (Rio Amarilla, Rio Las Claritas, Rio Sophia, Rio Morrocoy), Guyana.   D. Nowosad
1,099   Moenkhausia dichroura NO FURTHER DATA    
1,100   Moenkhausia grandisquamis ESSEQUIBO RIVER, ROCKSTONE   F.R. LAMONTE
1,101   Moenkhausia grandisquamis ESSEQUIBO RIVER, ROCKSTONE   R.P. VARI
1,102   Moenkhausia grandisquamis KARTABO 1922 C.W. BEEBE; R.P. VARI
1,103   Moenkhausia grandisquamis KARTABO, JUNCTION MAZARUNI AND CUYUNI RIVERS, MARARUNI-POTARO DISTRICT   R.P. VARI
1,104   Moenkhausia grandisquamis ROCKSTONE   R.P. VARI
1,105   Moenkhausia grandisquamis ROCKSTONE, ESSEQUIBO RIVER AT STELLING(PIER), RAILROAD CUT BELOW TOWN, IN SMALL WOODLAND CREEK ON GLUCK ISLAND, ON/AROUND SAND BANK AT BEND ABOVE TOWN 1908 C.H. EIGENMANN
1,106   Moenkhausia lepidura BARRACARA CREEK ON EAST BANK MAZARUNI RIVER MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,107   Moenkhausia lepidura CEBO CREEK, NORTH BANK MAZARUNI RIVER, FEW HUNDRED YARDS EAST OF ST. EDWARDS CHURCH, KARTABO 1982 R.E. SCHMIDT
1,108   Moenkhausia lepidura CEBO CREEK, WEST BANK MAZARUNI RIVER, EAST OF ST. EDWARDS CHURCH, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,109   Moenkhausia lepidura ESSEQUIBO RIVER, ROCKSTONE   R.P. VARI
1,110   Moenkhausia lepidura FOREST STREAM EAST OF BATAVIA LANDING-GUYANA SAWMILLS, SOUTH BANK CUYUNI RIVER 1982 R.E. SCHMIDT
1,111   Moenkhausia lepidura ISOLATED TIDE POOLS IN FOREST, NORTH BANK CUYUNI RIVER 1983 R.E. SCHMIDT
1,112   Moenkhausia lepidura KARTABO POINT, CONFLUENCE OF MAZARUNI AND CUYUNI RIVERS 1983 R.E. SCHMIDT
1,113   Moenkhausia lepidura KARTABO, JUCNTION MAZARUNI AND CUYUNI RIVERS, MAZARUNI - POTARO DISTRICT 1922 C.W. BEEBE
1,114   Moenkhausia lepidura KARTABO, JUCNTION MAZARUNI AND CUYUNI RIVERS, MAZARUNI - POTARO DISTRICT 1922 C.W. BEEBE
1,115   Moenkhausia lepidura LITTLE TAKUTU RIVER AND TRIBUTARIES, MAZARAHALLY TAKUTU LUMBER CAMP, WEST SHORE MAZARUNI RIVER 1983 R.E. SCHMIDT
1,116   Moenkhausia lepidura MAZARUNI RIVER MOUTH, KARTABO POINT 1982 R.E. SCHMIDT
1,117   Moenkhausia lepidura MAZARUNI RIVER, KAMAKUSA   J.T. NICHOLS
1,118   Moenkhausia lepidura ROCK QUARRY BEHIND GIDEON'S STORE, WEST BANK MAZARUNI RIVER, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,119   Moenkhausia lepidura Rockstone, Essequibo-River, Brit. Guayana   J. Gery rev. 1961
1,120   Moenkhausia lepidura SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRIE CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,121   Moenkhausia lepidura SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRIE CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,122   Moenkhausia lepidura SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRY CREEK 1983 R.E. SCHMIDT
1,123   Moenkhausia lepidura SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRY CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,124   Moenkhausia lepidura SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH 1982 R.E. SCHMIDT
1,125   Moenkhausia lepidura SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH, ESSEQUIBO DISTRICT 1982 R.E. SCHMIDT
1,126   Moenkhausia lepidura SECOND ISLAND UPRIVER FROM KARTABO POINT, MAZARUNI RIVER 1983 R.E. SCHMIDT
1,127   Moenkhausia megalops DEMERARA RIVER, WISMAR   F.R. LAMONTE
1,128   Moenkhausia megalops SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRY CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,129   Moenkhausia megalops SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH, ESSEQUIBO DISTRICT 1982 R.E. SCHMIDT
1,130   Moenkhausia oligolepis BLACKWATER CREEK, ESSEQUIBO RIVER HEADWATERS 1938  
1,131   Moenkhausia oligolepis DEMERARA RIVER, WISMAR   R.P. VARI
1,132   Moenkhausia oligolepis ISOLATED TIDE POOLS IN FOREST, NORTH BANK CUYUNI RIVER 1983 R.E. SCHMIDT
1,133   Moenkhausia oligolepis LITTLE TAKUTU RIVER AND TRIBUTARIES, MAZARAHALLY TAKUTU LUMBER CAMP, WEST SHORE MAZARUNI RIVER 1983 R.E. SCHMIDT
1,134   Moenkhausia oligolepis MARI-MARI RIVER, MALALI   F.R. LAMONTE
1,135   Moenkhausia oligolepis MAZARUNI RIVER, KAMAKUSA   J.T. NICHOLS
1,136   Moenkhausia oligolepis POTARO RIVER, TUMATUMARI   J.T. NICHOLS
1,137   Moenkhausia oligolepis POTARO RIVER, TUMATUMARI   J.T. NICHOLS
1,138   Moenkhausia oligolepis SAMBITO FALLS, AMACURO RIVER   F.R. LAMONTE
1,139   Moenkhausia oligolepis UPPER MAZARUNI DISTRICT, KURUPUNG RIVER 1938 F. WOOD, F.R. LAMONTE
1,140   Moenkhausia oligolepis UPPER MAZARUNI DISTRICT, KURUPUNG RIVER 1938 F.R. LAMONTE
1,141   Moenkhausia shideleri DEMERARA RIVER, WISMAR   F.R. LAMONTE
1,142   Moenkhausia shideleri SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRY CREEK 1983 R.E. SCHMIDT
1,143   Moenkhausia surinamensis LITTLE TAKUTU RIVER AND TRIBUTARIES, MAZARAHALLY TAKUTU LUMBER CAMP, WEST SHORE MAZARUNI RIVER 1983 R.E. SCHMIDT
1,144   Monacanthus ciliatus Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,145   Monocirrhus polyacanthus Brit. Guayana    
1,146   Monocirrhus polyacanthus ESSEQUIBO RIVER, ROCKSTONE 1936 F.R. LAMONTE
1,147   Monocirrhus polyacanthus ESSEQUIBO RIVER, ROCKSTONE 1937 F.R. LAMONTE
1,148   Mugil curema NORTHWEST DISTRICT, MORAWHANNA, BARIMA RIVER 1937 F.R. LAMONTE
1,149   Mugil incilis GEORGETOWN 1934 I.J. HARRISON
1,150   Mugil incilis GEORGETOWN DEMERARA RIVER 1973  
1,151   Myleus pacu BERBICE RIVER   F.R. LAMONTE
1,152   Myleus setiger JUNCTION OF MAZARUNI-CUYUNI AND ESSEQUIBO RIVERS, BARTICA 1935 R.P. VARI
1,153   Myloplus rhomboidalis KAMARIA, CUYUNI RIVER 1922 C.W.BEEBE;BROWN,ARRINDELL
1,154   Myloplus rubripinnis DEMERARA RIVER, AKYMA   M.H. HARNICK
1,155   Myloplus rubripinnis JUNCTION MAZARUNI-CUYUNI AND ESSEQUIBO RIVERS AT BARTICA   F.R. LAMONTE
1,156   Myloplus ternetzi DEMERARA RIVER, AKYMA   F.R. LAMONTE
1,157   Myloplus ternetzi SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRIE CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,158   Nannacara anomala DEMERARA RIVER, WISMAR   R. INGLE, M. BUERKLI
1,159   Nannacara bimaculata MAZARUNI RIVER, KAMAKUSA    
1,160   Nannostomus beckfordi HARARUNI CREEK 1936 F.R. LAMONTE
1,161   Nannostomus eques ESSEQUIBO RIVER, ROCKSTONE   S. WEITZMAN
1,162   Nannostomus eques ESSEQUIBO RIVER, ROCKSTONE 1937 S. WEITZMAN
1,163   Nannostomus espei Brit. Guayana    
1,164   Nannostomus espei Brit. Guayana    
1,165   Nannostomus harrisoni DEMERARA RIVER    
1,166   Nannostomus harrisoni DEMERARA RIVER, HAURARUNI 1936  
1,167   Nannostomus harrisoni DEMERARA RIVER, KAMUNI CREEK 1936 R.P. VARI
1,168   Nannostomus harrisoni DEMERARA RIVER, KORA-KORA CREEK 1935 M. BUERKLI, R. INGLE
1,169   Nannostomus harrisoni DEMERARA RIVER, WISMAR   R.P. VARI
1,170   Nannostomus harrisoni ESSEQUIBO RIVER, ROCKSTONE   R.P. VARI
1,171   Nannostomus harrisoni KORA KORA CREEK   A.S. PINKUS
1,172   Nannostomus harrisoni KORA-KORA CREEK   M. BUERKLI, R. INGLE
1,173   Nannostomus harrisoni MALALI   R.P. VARI
1,174   Nannostomus marginatus DEMERARA RIVER   R.P. VARI
1,175   Nannostomus marginatus ESSEQUIBO RIVER, ROCKSTONE   S. WEITZMAN
1,176   Nannostomus marginatus Essequibo-River, Brit. Guayana 1933  
1,177   Nannostomus marginatus KORA-KORA CREEK   R.P. VARI
1,178   Nannostomus marginatus KORA-KORA CREEK   R.P. VARI
1,179   Nannostomus marginatus KORA-KORA CREEK   R.P. VARI
1,180   Nannostomus marginatus KORA-KORA CREEK   R.P. VARI; S. WEITZMAN
1,181   Nannostomus marginatus KORA-KORA CREEK   S. WEITZMAN
1,182   Nannostomus marginatus MALALI   R.P. VARI
1,183   Nannostomus marginatus ROCKSTONE   R.P. VARI
1,184   Nannostomus marginatus ROCKSTONE   R.P. VARI
1,185   Nannostomus marginatus WISMAR   R.P. VARI
1,186   Nannostomus marginatus WISMAR   R.P. VARI
1,187   Nannostomus marginatus WISMAR    
1,188   Nannostomus minimus UPPER MAZARUNI DISTRICT, KURUPUNG RIVER 1938 S. WEITZMAN
1,189   Nannostomus trifasciatus DEMERARA RIVER, MALALI TO GREAT FALLS 1934 M. BUERKLI, R. INGLE
1,190   Nannostomus trifasciatus ESSEQUIBO RIVER, ROCKSTONE   S. WEITZMAN
1,191   Nannostomus trifasciatus KORA-KORA CREEK    
1,192   Nannostomus trifasciatus Rockstone, Essequibo-River, Brit. Guayana 1933  
1,193   Nannostomus trifasciatus WISMAR    
1,194   Nannostomus unifasciatus KORA-KORA CREEK   R. INGLE, M. BUERKLI
1,195   Nannostomus unifasciatus Wismar, Demerara-River, Brit. Guayana 1933  
1,196   Nannostomus unifasciatus YARAKITA RIVER 1937 F.R. LAMONTE
1,197   Narcine brasiliensis Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,198   Neblinichthys brevibracchium Mouth of a small creek with cut banks and primary forest, lower Kukui River at Jawalla, upper Mazaruni River drainage. 2008  
1,199   Neblinichthys echinasus Kukui River, near town of Philipai, upper Mazaruni River drainage 2008  
1,200   Nebris microps DEMERARA RIVER   N. BORODIN
1,201   Nebris microps GUYANA OFF MOUTH ESQUIBO, NEW AMSTERDAM R    
1,202   Odontognathus mucronatus DEMERARA RIVE DEMERARA RIVER 1973  
1,203   Oligoplites saurus GUYANA OFF MOUTH ESQUIBO, NEW AMSTERDAM R    
1,204   Ophichthus gomesii Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,205   Opisthonema oglinum Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,206   Oreochromis mossambicus GEORGETOWN DEMERARA RIVER 1973  
1,207   Oreochromis mossambicus GEORGETOWN DEMERARA RIVER 1973  
1,208   Orthopristis chrysoptera Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,209   Orthopristis ruber GUYANA OFF MOUTH ESQUIBO, NEW AMSTERDAM R    
1,210   Oxyropsis carinata ESSEQUIBO RIVER, ROCKSTONE   B.A. BROWN, C.J. FERRARIS
1,211   Pachypops fourcroi KARTABO, JUNCTION MAZARUNI AND CUYUNI RIVERS, MAZARUNI - POTARO DISTRICT 1924 L. CASATTI
1,212   Pachypops fourcroi KARTABO, JUNCTION MAZARUNI AND CUYUNI RIVERS, MAZARUNI - POTARO DISTRICT 1921 L. CASATTI
1,213   Pachypops fourcroi KARTABO, JUNCTION MAZARUNI AND CUYUNI RIVERS, MAZARUNI-POTARO DISTRICT   L. CASATTI
1,214   Pachypops fourcroi SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRIE CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,215   Pachypops fourcroi SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRY CREEK 1983 R.E. SCHMIDT
1,216   Pachypops fourcroi SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRY CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,217   Pachypops fourcroi SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH 1982 R.E. SCHMIDT
1,218   Panaqolus claustellifer Takutu River near Lethem, rio Branco drainage, Amazon River 2005  
1,219   Paracanthopoma parva ABOUT 100 m OFF KARTABO POINT, CONFLUENCE MAZARUNI AND CUYUNI RIVERS 1983 R.E. SCHMIDT
1,220   Paracanthopoma parva ABOUT 100 m OFF KARTABO POINT, CONFLUENCE MAZARUNI AND CUYUNI RIVERS 1983 R.E. SCHMIDT
1,221   Paracheirodon axelrodi DEMERARA RIV DEMERARA RIVER 1973  
1,222   Parapristella aubynei Lamaha- Kanäle bei Georgetown, Brit. Guayana   J. Gery rev. 1961
1,223   Parotocinclus collinsae Essequibo R. drainage, trib. to Takutu R., 6°15'N, 59°5'W, Essequibo, Guyana.    
1,224   Paulasquama callis Cuyuni-Mazaruni, Waruma River, Kako River-Mazaruni River drainage (riffles and shallow rapids upstream from camp). 2008  
1,225   Peckoltia cavatica Rupununi R., 3.7 km sse. of Massara, 03.86228°N, -059.28439°W, Rupununi (Region 9), Guyana.    
1,226   Pellona harroweri GUYANA OFF MOUTH ESQUIBO, NEW AMSTERDAM R    
1,227   Peprilus paru Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,228   Petulanos plicatus CUYUNI RIVER HALFWAY BETWEEN LANDING AND MOUTH IN ESSEQUIBO, NEAR NABIE WAN (RIVER) 1937 A. FERNANDEZ Y.
1,229   Petulanos plicatus Essequibo Basin, (Rio Amarilla, Rio Las Claritas, Rio Sophia, Rio Morrocoy), Guyana.   D. Nowosad
1,230   Petulanos plicatus RUPUNUNI RIVER, WICHABAI (J. MELVILLE'S RANCH), 10 MILES NORTH OF DADANAWA 1938 A. FERNANDEZ Y.
1,231   Petulanos plicatus TRIBUTARY TO UPPER ESSEQUIBO RIVER, ONORA ABOVE BIG FALLS (UNOROWO RIVER) 1937 A. FERNANDEZ Y.
1,232   Petulanos plicatus TRIBUTARY TO UPPER ESSEQUIBO RIVER, ONORA ABOVE CATARACT (UNOROWO RIVER) 1937 A. FERNANDEZ Y.
1,233   Phenacogaster carteri UPPER MAZARUNI DISTRICT, KURUPUNG RIVER 1938 F. WOOD, F.R. LAMONTE
1,234   Phenacogaster megalostictus DEMERARA RIVER   R.P. VARI
1,235   Phenacogaster megalostictus ESSEQUIBO RIVER, ROCKSTONE   R.P. VARI
1,236   Phenacogaster megalostictus ESSEQUIBO RIVER, ROCKSTONE   R.P. VARI
1,237   Phenacogaster megalostictus KARTABO 1924 R.P. VARI
1,238   Phenacogaster megalostictus NO FURTHER DATA   R.P. VARI
1,239   Phenacogaster megalostictus ROCKSTONE   R.P. VARI
1,240   Phenacogaster megalostictus WISMAR   R.P. VARI
1,241   Phenacogaster microstictus DEMERARA RIVER   R.P. VARI
1,242   Phenacogaster microstictus DEMERARA RIVER, MALALI TO GREAT FALLS 1934 R.P. VARI
1,243   Phenacogaster microstictus ESSEQUIBO RIVER, ROCKSTONE   R.P. VARI
1,244   Phenacogaster microstictus ROCKSTONE   R.P. VARI
1,245   Phenacogaster microstictus ROCKSTONE   R.P. VARI
1,246   Phenacogaster microstictus SAMBITO FALLS, AMACURO RIVER 1938 F. WOOD, F.R. LAMONTE
1,247   Phenacogaster microstictus WISMAR 1935 R.P. VARI
1,248   Phenacogaster microstictus WISMAR   R.P. VARI
1,249   Phenacogaster microstictus WISMAR   R.P. VARI
1,250   Phenacogaster simulatus Potaro-Siparuni: Tukeit Falls (Rio Potaro, Mahdia) 1990  
1,251   Piabucina unitaeniata MEMBARU CREEK, TRIBUTARY OF UPPER MAZARUNI RIVER 1938 F. WOOD, F.R. LAMONTE
1,252   Piabucus dentatus ESSEQUIBO RIVER, ROCKSTONE   F.R. LAMONTE
1,253   Piabucus dentatus JUNCTION MAZARUNI-CUYUNI AND ESSEQUIBO RIVERS BARTICA   F.R. LAMONTE
1,254   Piabucus dentatus YARAKITA RIVER 1937 F.R. LAMONTE
1,255   Piabucus dentatus YARAKITA RIVER 1937 F.R. LAMONTE
1,256   Pimelodella cristata Essequibo Basin, (Rio Amarilla, Rio Las Claritas, Rio Sophia, Rio Morrocoy), Guyana.   D. Nowosad
1,257   Pimelodella cristata ESSEQUIBO RIVER, ABOVE ROCKSTONE   F.R. LAMONTE
1,258   Pimelodella cristata ESSEQUIBO RIVER, ROCKSTONE   F.R. LAMONTE
1,259   Pimelodella cristata KARTABO 1922 M.H.HARNICK,D.R.RODRIGUEZ
1,260   Pimelodella cristata SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRIE CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,261   Pimelodella cristata SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH 1982 R.E. SCHMIDT
1,262   Pimelodella cristata SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH, ESSEQUIBO DISTRICT 1982 R.E. SCHMIDT
1,263   Pimelodella leptosoma Rupununi R., Guyana, 2°-3°N, 50°20'W.    
1,264   Pimelodella macturki BERBICE RIVER   B.A. BROWN
1,265   Pimelodella macturki BERBICE RIVER   F.R. LAMONTE
1,266   Pimelodella macturki DEMERARA RIVER, WISMAR 1933 B.A. BROWN
1,267   Pimelodella macturki Essequibo Basin, (Rio Amarilla, Rio Las Claritas, Rio Sophia, Rio Morrocoy), Guyana.   D. Nowosad
1,268   Pimelodella macturki KABURI ROCK, MAZARUNI RIVER   F.R. LAMONTE
1,269   Pimelodus albofasciatus ABOUT 100 m OFF KARTABO POINT, CONFLUENCE MAZARUNI AND CUYUNI RIVERS, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,270   Pimelodus albofasciatus SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRIE CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,271   Pimelodus albofasciatus SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRY CREEK 1983 R.E. SCHMIDT
1,272   Pimelodus albofasciatus SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH 1982 R.E. SCHMIDT
1,273   Pimelodus albofasciatus SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH, ESSEQUIBO DISTRICT 1982 R.E. SCHMIDT, K. SCHMIDT
1,274   Pimelodus blochii ABOUT 100 m OFF KARTABO POINT, CONFLUENCE MAZARUNI AND CUYUNI RIVERS 1983 R.E. SCHMIDT
1,275   Pimelodus blochii SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRIE CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,276   Pimelodus ornatus BERBICE RIVER   B.A. BROWN
1,277   Pimelodus ornatus DEMERARA RIVER, MALALI 1935 C.J. FERRARIS, B.A. BROWN
1,278   Pimelodus ornatus ESSEQUIBO RIVER, ROCKSTONE   F.R. LAMONTE
1,279   Pimelodus ornatus KARTABO 1924 C.W. BEEBE
1,280   Pimelodus ornatus NO FURTHER DATA    
1,281   Pimelodus ornatus Rupununi R., Guyana, 2°-3°N, 50°20'W.    
1,282   Pimelodus ornatus SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRIE CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,283   Pimelodus ornatus SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH, ESSEQUIBO DISTRICT 1982 R.E. SCHMIDT
1,284   Plagioscion squamosissimus ABOUT 100 METERS OFF KARTABO POINT, CONFLUENCE OF MAZARUNI AND CUYUNI RIVERS, MAZARUNI- POTARO DISTRICT 1983 L. CASATTI
1,285   Plagioscion squamosissimus KARTABO 1924 L. CASATTI
1,286   Plagioscion squamosissimus KURUPUNG RIVER, GEORGETOWN   J.T. NICHOLS; L. CHAO
1,287   Plagioscion squamosissimus SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRIE CREEK, MAZARUNI-POTARO DISTRICT 1983 L. CASATTI
1,288   Plagioscion surinamensis DEMERARA RIV DEMERARA RIVER 1973  
1,289   Platydoras costatus TRIBUTARY TO UPPER ESSEQUIBO RIVER, ONORA ABOVE CATARACT (UNOROWO RIVER) 1937  
1,290   Platydoras hancockii DEMERARA RIVER, MALALI   C.J. FERRARIS
1,291   Platydoras hancockii ESSEQUIBO RIVER, ABOVE ROCKSTONE   B.A. BROWN, C.J. FERRARIS
1,292   Platystacus cotylephorus DEMERARA RIVER, SAND HILLS 1937 F.R. LAMONTE
1,293   Platyurosternarchus crypticus Moco-Moco Creek, upper Takutu River (Rio Branco basin), N slope of base of Kanuku Mountains, approximately 16 km E of Lethem, Rupununi (Region 9) 1971  
1,294   Poecilia parae DEMERARA RIVER, GEORGETOWN 1937 C. HUBBS, D.E. ROSEN
1,295   Poecilia parae DEMERARA RIVER, MALALI TO GREAT FALLS 1934 D.E. ROSEN
1,296   Poecilia parae DEMERARA RIVER, WISMAR    
1,297   Poecilia parae DEMERARA RIVER, WISMAR 1935  
1,298   Poecilia parae MARI-MARI RIVER, MALALI   C. HUBBS, D.E. ROSEN
1,299   Poecilia parae MARI-MARI RIVER, MALALI   D.E. ROSEN
1,300   Poecilia reticulata AKIMA ISLAND 1924 C.W. BEEBE
1,301   Poecilia reticulata ARUAU RIVER, TRIBUTARY OF BARAMA NEAR ITS MOUTH IN THE WAINI 1937 M. RAUCHENBERGER
1,302   Poecilia reticulata BARRACARA CREEK ON EAST BANK MAZARUNI RIVER MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,303   Poecilia reticulata CEBO CREEK, NORTH BANK MAZARUNI RIVER, FEW HUNDRED YARDS EAST OF ST. EDWARDS CHURCH, KARTABO 1982 R.E. SCHMIDT
1,304   Poecilia reticulata CEBO CREEK, WEST BANK MAZARUNI RIVER, EAST OF ST. EDWARDS CHURCH, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,305   Poecilia reticulata CONTINGA CREEK 1924 D.E. ROSEN
1,306   Poecilia reticulata FOREST STREAM EAST OF BATAVIA LANDING-GUYANA SAWMILLS, SOUTH BANK CUYUNI RIVER 1982 R.E. SCHMIDT
1,307   Poecilia reticulata ISOLATED TIDE POOLS IN FOREST, NORTH BANK CUYUNI RIVER 1983 R.E. SCHMIDT
1,308   Poecilia reticulata LITTLE TAKUTU RIVER AND TRIBUTARIES, MAZARAHALLY TAKUTU LUMBER CAMP, WEST SHORE MAZARUNI RIVER 1983 R.E. SCHMIDT
1,309   Poecilia reticulata POTARO RIVER, TUMATUMARI   J.T. NICHOLS; D.E. ROSEN
1,310   Poecilia reticulata WHYAPE CREEK, FIRST CREEK ON NORTH BANK CUYUNI RIVER, WEST OF MOUTH 1982 R.E. SCHMIDT
1,311   Poecilia vivipara DEMERARA RIVER, GEORGETOWN   F.R. LAMONTE
1,312   Poecilia vivipara DEMERARA RIVER, WISMAR   D.E. ROSEN
1,313   Poecilia vivipara MALALI   M.H. HARNICK
1,314   Polycentrus schomburgkii ABANDONED FLOODED STONE QUARRY BEHIND GIDEON'S STORE, NORTH BANK MAZARUNI RIVER NEAR KARTABO, ESSEQUIBO DISTRICT 1982 R.E. SCHMIDT
1,315   Polycentrus schomburgkii ABANDONED QUARRY POOLS AND BARRACARA CREEK, EAST BANK MAZARUNI RIVER 1983 R.E. SCHMIDT
1,316   Polycentrus schomburgkii ESSEQUIBO RIVER, ROCKSTONE 1937 F.R. LAMONTE
1,317   Polycentrus schomburgkii GEORGETOWN 1911  
1,318   Polycentrus schomburgkii GEORGETOWN   J.T. NICHOLS
1,319   Polycentrus schomburgkii LAMA STOP-OFF, LAMA CREEK, IN CANAL AND BELOW DAM 1908 C.H. EIGENMANN
1,320   Polycentrus schomburgkii LAMAHA CANAL, EAST OF DEMERARA RIVER   F.R. LAMONTE
1,321   Polycentrus schomburgkii ROCK QUARRY BEHIND GIDEON'S STORE, WEST BANK MAZARUNI RIVER, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,322   Polycentrus schomburgkii YARAKITA RIVER 1937 F.R. LAMONTE
1,323   Polycentrus schomburgkii YARAKITA RIVER 1937 F.R. LAMONTE
1,324   Pomatomus saltatrix Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,325   Poptella compressa ABANDONED FLOODED STONE QUARRY BEHIND GIDEON'S STORE, NORTH BANK MAZARUNI RIVER NEAR KARTABO, ESSEQUIBO DISTRICT 1982 R.E. REIS
1,326   Poptella compressa CEBO CREEK, WEST BANK MAZARUNI RIVER, EAST OF ST. EDWARDS CHURCH, MAZARUNI-POTARO DISTRICT 1983 R.E. REIS
1,327   Poptella compressa DEMERARA RIVER, MALALI TO GREAT FALLS 1934 R.E. REIS
1,328   Poptella compressa DEMERARA RIVER, WISMAR 1934 R.E. REIS
1,329   Poptella compressa DEMERARA RIVER, WISMAR 1934 R.E. REIS
1,330   Poptella compressa ESSEQUIBO RIVER, ROCKSTONE 1937 R.E. REIS
1,331   Poptella compressa ESSEQUIBO RIVER, ROCKSTONE 1938 R.E. REIS
1,332   Poptella compressa KONAWARUK RIVER AT MOUTH IN ESSEQUIBO, BACK- WATER LAGOON AND POOL BELOW DIKE ACROSS ESSEQUIBO 1908 R.E. REIS
1,333   Poptella compressa MAZARUNI RIVER, KAMAKUSA   R.E. REIS
1,334   Poptella compressa ROCK QUARRY BEHIND GIDEON'S STORE, WEST BANK MAZARUNI RIVER, MAZARUNI-POTARO DISTRICT 1983 R.E. REIS
1,335   Poptella compressa SAMBITO FALLS, AMACURO RIVER 1938 R.E. REIS
1,336   Poptella compressa UPPER MAZARUNI DISTRICT, KURUPUNG 1938 R.E. REIS
1,337   Poptella compressa YARAKITA RIVER 1937 R.E. REIS
1,338   Poptella longipinnis Rupununi R., Guyana, 2°-3°N, 50°20'W.    
1,339   Porichthys porosissimus Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,340   Potamorrhaphis guianensis CEBO CREEK, NORTH BANK MAZARUNI RIVER, FEW HUNDRED YARDS EAST OF ST. EDWARDS CHURCH, KARTABO 1982 R.E. SCHMIDT
1,341   Potamorrhaphis guianensis DEMERARA RIVER, MALALI TO GREAT FALLS 1934 M.H. HARNICK
1,342   Potamorrhaphis guianensis DEMERARA RIVER, WISMAR   F.R. LAMONTE
1,343   Potamorrhaphis guianensis ESSEQUIBO RIVER, ROCKSTONE 1938 F.R. LAMONTE
1,344   Potamorrhaphis guianensis JUNCTION MAZARUNI-CUYUNI AND ESSEQUIBO RIVERS BARTICA    
1,345   Potamorrhaphis guianensis ROCKSTONE   B.A. BROWN,R.A. ARRINDELL
1,346   Potamorrhaphis guianensis Rockstone, Brit. Guayana 1938  
1,347   Potamorrhaphis guianensis WISMAR   B.A. BROWN,R.A. ARRINDELL
1,348   Potamorrhaphis guianensis WISMAR 1935 B.A. BROWN,R.A. ARRINDELL
1,349   Potamorrhaphis guianensis WISMAR   M.H. HARNICK
1,350   Potamotrygon orbignyi ca. 40 MILES SOUTHWEST OF GEORGETOWN TROPICAL RESEARCH STATION, KARTABO   R.S. ROSA, CASTEX
1,351   Potamotrygon orbignyi ca. 40 MILES SOUTHWEST OF GEORGETOWN TROPICAL RESEARCH STATION, KARTABO   R.S. ROSA, J. TEE-VAN
1,352   Priacanthus arenatus Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,353   Prionotus rubio Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,354   Prionotus stearnsi Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,355   Pristella maxillaris ABANDONED FLOODED STONE QUARRY BEHIND GIDEON'S STORE, NORTH BANK MAZARUNI RIVER NEAR KARTABO, ESSEQUIBO DISTRICT 1982 R.E. SCHMIDT
1,356   Pristella maxillaris ARUAU RIVER, TRIBUTARY OF BARAMA NEAR ITS MOUTH IN THE WAINI 1937 F.R. LAMONTE
1,357   Pristella maxillaris BARRACARA CREEK ON EAST BANK MAZARUNI RIVER MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,358   Pristella maxillaris CEBO CREEK, NORTH BANK MAZARUNI RIVER, FEW HUNDRED YARDS EAST OF ST. EDWARDS CHURCH, KARTABO 1982 R.E. SCHMIDT
1,359   Pristella maxillaris CEBO CREEK, WEST BANK MAZARUNI RIVER, EAST OF ST. EDWARDS CHURCH, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,360   Pristella maxillaris DEMERARA RIV DEMERARA RIVER 1973  
1,361   Pristella maxillaris DEMERARA RIVER, WISMAR 1935 A.S. PINKUS
1,362   Pristella maxillaris DEMERARA RIVER, WISMAR 1935 F.R. LAMONTE
1,363   Pristella maxillaris ESSEQUIBO RIVER, ROCKSTONE 1937 F.R. LAMONTE
1,364   Pristella maxillaris FOREST STREAM EAST OF BATAVIA LANDING-GUYANA SAWMILLS, SOUTH BANK CUYUNI RIVER 1982 R.E. SCHMIDT
1,365   Pristella maxillaris GEORGETOWN BOTANIC GARDEN TRENCH 1908 C.H. EIGENMANN
1,366   Pristella maxillaris ISOLATED TIDE POOLS IN FOREST, NORTH BANK CUYUNI RIVER 1983 R.E. SCHMIDT
1,367   Pristella maxillaris ROCK QUARRY BEHIND GIDEON'S STORE, WEST BANK MAZARUNI RIVER 1983 R.E. SCHMIDT
1,368   Pristella maxillaris ROCK QUARRY BEHIND GIDEON'S STORE, WEST BANK MAZARUNI RIVER, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,369   Pristella maxillaris SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRY CREEK 1983 R.E. SCHMIDT
1,370   Pristella maxillaris SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRY CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,371   Pristella maxillaris WHYAPE CREEK, FIRST CREEK ON NORTH BANK CUYUNI RIVER, WEST OF MOUTH 1982 R.E. SCHMIDT
1,372   Pristella maxillaris YARAKITA RIVER 1937 F.R. LAMONTE
1,373   Pristella maxillaris YARAKITA RIVER 1937 F.R. LAMONTE
1,374   Pristipomoides macrophthalmus Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,375   Pristobrycon aureus ESSEQUIBO    
1,376   Pristobrycon aureus ESSEQUIBO RIVER, ROCKSTONE   F.R. LAMONTE
1,377   Pristobrycon striolatus DEMERARA RIVER, WISMAR   F.R. LAMONTE
1,378   Prochilodus rubrotaeniatus ESSEQUIBO POND, ROCKSTONE 1937 R.M.C. CASTRO
1,379   Prochilodus rubrotaeniatus SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRIE CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,380   Prochilodus rubrotaeniatus SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH, ESSEQUIBO DISTRICT 1982 R.E. SCHMIDT
1,381   Pseudacanthicus leopardus Rupununi R., Guyana, 2°-3°N, 50°20'W.    
1,382   Pseudacanthicus serratus ABOUT 100 m OFF KARTABO POINT, CONFLUENCE MAZARUNI AND CUYUNI RIVERS, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,383   Pseudancistrus barbatus ESSEQUIBO RIVER, ROCKSTONE 1937 F.R. LAMONTE
1,384   Pseudancistrus guentheri KARTABO, JUNCTION MAZARUNI AND CUYUNI RIVERS, MAZARUNI - POTARO DISTRICT   C.J. FERRARIS, B.A. BROWN
1,385   Pseudauchenipterus nodosus ABOUT 100 m OFF KARTABO POINT, CONFLUENCE MAZARUNI AND CUYUNI RIVERS 1983 R.E. SCHMIDT
1,386   Pseudauchenipterus nodosus ABOUT 100 m OFF KARTABO POINT, CONFLUENCE MAZARUNI AND CUYUNI RIVERS, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,387   Pseudauchenipterus nodosus DEMERARA RIVER   J.T. NICHOLS
1,388   Pseudauchenipterus nodosus DEMERARA RIVER, NEAR GEORGETOWN   F.R. LAMONTE
1,389   Pseudauchenipterus nodosus GEORGETOWN, TRENCHES 1908 C.H. EIGENMANN
1,390   Pseudauchenipterus nodosus POTARO RIVER, TUMATUMARI   J.T. NICHOLS
1,391   Pseudobatos lentiginosus Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,392   Pseudopimelodus bufonius GEORGETOWN    
1,393   Pterophyllum scalare ESSEQUIBO RIVER, ROCKSTONE   F.R. LAMONTE
1,394   Pterophyllum scalare ESSEQUIBO RIVER, ROCKSTONE   F.R. LAMONTE
1,395   Pterophyllum scalare ESSEQUIBO RIVER, ROCKSTONE 1937 F.R. LAMONTE
1,396   Pterophyllum scalare ROCKSTONE   A.S. PINKUS
1,397   Pygopristis denticulata DEMERARA RIVER, WISMAR   F.R. LAMONTE
1,398   Pyrrhulina filamentosa ABANDONED FLOODED STONE QUARRY BEHIND GIDEON'S STORE, NORTH BANK MAZARUNI RIVER NEAR KARTABO, ESSEQUIBO DISTRICT 1982 R.E. SCHMIDT
1,399   Pyrrhulina filamentosa ABANDONED QUARRY POOLS AND BARRACARA CREEK, EAST BANK MAZARUNI RIVER 1983 R.E. SCHMIDT
1,400   Pyrrhulina filamentosa ARUATAIMA CATARACT 1908 C.H. EIGENMANN
1,401   Pyrrhulina filamentosa BARRACARA CREEK ON EAST BANK MAZARUNI RIVER MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,402   Pyrrhulina filamentosa DEMERARA RIVER, WISMAR 1934 R.P. VARI
1,403   Pyrrhulina filamentosa ISOLATED TIDE POOLS IN FOREST, NORTH BANK CUYUNI RIVER 1983 R.E. SCHMIDT
1,404   Pyrrhulina filamentosa KARTABO POINT, CONFLUENCE OF MAZARUNI AND CUYUNI RIVERS 1983 R.E. SCHMIDT
1,405   Pyrrhulina filamentosa KURUPUNG RIVER, GEORGETOWN   J.T. NICHOLS
1,406   Pyrrhulina filamentosa POTARO RIVER, TUMATUMARI   J.T. NICHOLS
1,407   Pyrrhulina filamentosa ROCK QUARRY BEHIND GIDEON'S STORE, WEST BANK MAZARUNI RIVER 1983 R.E. SCHMIDT
1,408   Pyrrhulina filamentosa ROCK QUARRY BEHIND GIDEON'S STORE, WEST BANK MAZARUNI RIVER, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,409   Pyrrhulina filamentosa SMALL STREAM ON FOREST ROAD FROM SKULL POINT, NORTH BANK CUYUNI RIVER 1983 R.E. SCHMIDT
1,410   Pyrrhulina filamentosa UPPER MAZARUNI DISTRICT, KURUPUNG RIVER 1922  
1,411   Pyrrhulina laeta Essequibo Basin, (Rio Amarilla, Rio Las Claritas, Rio Sophia, Rio Morrocoy), Guyana.   D. Nowosad
1,412   Pyrrhulina stoli Brit. Guayana    
1,413   Pyrrhulina stoli Essequibo Basin, (Rio Amarilla, Rio Las Claritas, Rio Sophia, Rio Morrocoy), Guyana.   D. Nowosad
1,414   Rachycentron canadum Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,415   Remora australis Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,416   Rhamdia foina Rupununi R., Guyana, 2°-3°N, 50°20'W.    
1,417   Rhamdia quelen POTARO RIVER, TUMATUMARI   J.T. NICHOLS
1,418   Rhamdia quelen POTARO RIVER, TUMATUMARI   J.T. NICHOLS
1,419   Rhamdia quelen POTARO RIVER, TUMATUMARI   J.T. NICHOLS
1,420   Rhamdia quelen POTARO RIVER, TUMATUMARI   J.T. NICHOLS
1,421   Rhamdia quelen POTARO RIVER, TUMATUMARI   J.T. NICHOLS
1,422   Rhamdia quelen POTARO RIVER, TUMATUMARI   J.T. NICHOLS
1,423   Rhamdia quelen UPPER RIVER KAMERANG, 20 MILES ABOVE PARUIMA 1938 F.R. LAMONTE
1,424   Rhamphichthys rostratus DEMERARA RIVER, SAND HILLS 1936 F.R. LAMONTE
1,425   Rhamphichthys rostratus SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH, ESSEQUIBO DISTRICT 1982 R.E. SCHMIDT
1,426   Rhinodoras armbrusteri Takutu River, Branco drainage, St. Ignatius, 1.9 km NNE of Lethem, Rupununi 2003  
1,427   Rhomboplites aurorubens Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,428   Rineloricaria strigilata DEMERARA RIVER, WISMAR   B.A. BROWN
1,429   Rineloricaria strigilata ESSEQUIBO RIVER, ROCKSTONE   B.A. BROWN
1,430   Rineloricaria strigilata JUNCTION MAZARUNI-CUYUNI AND ESSEQUIBO RIVERS BARTICA   B.A. BROWN
1,431   Roestes ogilviei Rupununi R., Guyana, 2°-3°N, 50°20'W.    
1,432   Satanoperca jurupari DEMERARA RIVER, GREAT FALLS 1934  
1,433   Satanoperca jurupari MADUNI STOP-OFF, MADUNI CREEK, IN CANAL AND BELOW THE DAM 1908 C.H. EIGENMANN
1,434   Satanoperca leucosticta DEMERARA RIVER   H. LOPEZ FERNANDEZ
1,435   Satanoperca leucosticta DEMERARA RIVER   H. LOPEZ-FERNANDEZ
1,436   Satanoperca leucosticta DEMERARA RIVER, WISMAR 1935 H. LOPEZ-FERNANDEZ
1,437   Satanoperca leucosticta DEMERARA RIVER, WISMAR   H. LOPEZ-FERNANDEZ
1,438   Satanoperca leucosticta DEMERARA RIVER, WISMAR   H. LOPEZ-FERNANDEZ
1,439   Satanoperca leucosticta MALALI   H. LOPEZ-FERNANDEZ
1,440   Satanoperca leucosticta MALALI   H. LOPEZ-FERNANDEZ
1,441   Satanoperca leucosticta MALALI   M.L.J.STIASSNY,B.K.URBAIN
1,442   Satanoperca leucosticta POTARO RIVER, TUMATUMARI   H. LOPEZ-FERNANDEZ
1,443   Satanoperca leucosticta RUPUNUNI RIVER, WICHABAI (J. MELVILLE'S RANCH), 10 MILES NORTH OF DADANAWA 1938 M.L.J. STIASSNY
1,444   Saurida caribbaea Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,445   Schizodon fasciatus Essequibo Basin, (Rio Amarilla, Rio Las Claritas, Rio Sophia, Rio Morrocoy), Guyana.   D. Nowosad
1,446   Sciades herzbergii GEORGETOWN, TRENCHES 1908 C.H. EIGENMANN
1,447   Sciades herzbergii KURUPUNG RIVER, GEORGETOWN   J.T. NICHOLS
1,448   Sciades herzbergii POTARO RIVER, TUMATUMARI   J.T. NICHOLS
1,449   Sciades proops LAMA STOP-OFF, LAMA CREEK, IN CANAL AND BELOW DAM 1908 C.H. EIGENMANN
1,450   Scomber japonicus Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,451   Scomberomorus cavalla Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,452   Selar crumenophthalmus GUYANA OFF MOUTH ESQUIBO, NEW AMSTERDAM R    
1,453   Selene vomer Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,454   Serranus phoebe Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,455   Serrasalmus eigenmanni DEMERARA RIVER   R.P. VARI
1,456   Serrasalmus eigenmanni ESSEQUIBO    
1,457   Serrasalmus marginatus ESSEQUIBO POND, ROCKSTONE 1937 F.R. LAMONTE
1,458   Serrasalmus rhombeus ABOUT 100 m OFF KARTABO POINT, CONFLUENCE MAZARUNI AND CUYUNI RIVERS, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,459   Serrasalmus rhombeus ABOUT 100 m OFF KARTABO POINT, CONFLUENCE MAZARUNI AND CUYUNI RIVERS, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,460   Serrasalmus rhombeus DEMERARA RIVER, MALALI   B.A. BROWN
1,461   Serrasalmus rhombeus ESSEQUIBO    
1,462   Serrasalmus rhombeus JUNCTION MAZARUNI-CUYUNI AND ESSEQUIBO RIVERS BARTICA   F.R. LAMONTE
1,463   Serrasalmus rhombeus NO FURTHER DATA    
1,464   Serrasalmus rhombeus SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRIE CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,465   Serrasalmus rhombeus SANDBAR NORTH BANK CUYUNI RIVER, JUST UPSTREAM OF CAOWRY CREEK, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,466   Serrasalmus rhombeus SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH, ESSEQUIBO DISTRICT 1982 R.E. SCHMIDT
1,467   Serrasalmus rhombeus SECOND ISLAND UPRIVER FROM KARTABO POINT, MAZARUNI RIVER 1983 R.E. SCHMIDT
1,468   Serrasalmus rhombeus YARAKITA RIVER 1937 F.R. LAMONTE
1,469   Serrasalmus rhombeus YARAKITA RIVER 1937 F.R. LAMONTE
1,470   Serrasalmus serrulatus SANDBAR ON NORTH BANK CUYUNI RIVER, JUST WEST OF CAOWRIE CREEK MOUTH, ESSEQUIBO DISTRICT 1982 R.E. SCHMIDT
1,471   Skiotocharax meizon Trib. of the Mazaruni R., upstream of Aruwai Falls, ca. 6°18'46"N, 60°35'41"W, Guyana.    
1,472   Sorubim lima NO FURTHER DATA   M.H. HARNICK
1,473   Sphoeroides nephelus Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,474   Sphoeroides testudineus DEMERARA RIVER, GEORGETOWN 1934 J.C. TYLER
1,475   Sphoeroides testudineus GUYANA OFF MOUTH ESQUIBO, NEW AMSTERDAM R    
1,476   Sphyraena guachancho GUYANA OFF MOUTH ESQUIBO, NEW AMSTERDAM R    
1,477   Sphyrna tudes GUYANA OFF MOUTH ESQUIBO, NEW AMSTERDAM R    
1,478   Steatogenys elegans DEMERARA RIV DEMERARA RIVER 1973  
1,479   Steatogenys elegans DEMERARA RIVER, SAND HILLS 1936  
1,480   Steatogenys elegans KORA-KORA CREEK 1935 R.P. VARI
1,481   Steatogenys elegans MARI-MARI RIVER, MALALI   F.R. LAMONTE
1,482   Steatogenys elegans Rockstone, Brit. Guayana 1938  
1,483   Steindachnerina guentheri ARUAU RIVER, TRIBUTARY OF BARAMA NEAR ITS MOUTH IN THE WAINI 1937 R.P. VARI
1,484   Stellifer lanceolatus DEMERARA RIV DEMERARA RIVER 1973  
1,485   Stellifer microps GEORGETOWN DEMERARA RIVER 1973  
1,486   Stellifer microps GUYANA OFF MOUTH ESQUIBO, NEW AMSTERDAM R    
1,487   Stephanolepis hispidus Guyana, 40 - 70 miles offshore of the Guyanese coast, between the mouth of the Esquibo and Orinoco Rivers    
1,488   Sternarchorhynchus freemani Essequibo River basin, Lower Potaro River at Amatuk. 1908  
1,489   Sternopygus macrurus ABOUT 100 m OFF KARTABO POINT, CONFLUENCE MAZARUNI AND CUYUNI RIVERS, MAZARUNI-POTARO DISTRICT 1983 R.E. SCHMIDT
1,490   Sternopygus macrurus GEORGETOWN    
1,491   Sternopygus macrurus Niederl. Guayana 1906  
1,492   Sternopygus macrurus TRIBUTARY TO UPPER ESSEQUIBO RIVER, ONORA ABOVE BIG FALLS (UNOROWO RIVER) 1937 A. FERNANDEZ Y.
1,493   Sternopygus macrurus Wismar, Brit. Guayana 1938  
1,494   Sturisoma monopelte Rupununi R., Guyana, 2°-3°N, 50°20'W.    
1,495   Syacium micrurum [occurrence summary] 1969  
1,496   Syacium micrurum [occurrence summary] 1969  
1,497   Syacium micrurum [occurrence summary] 1969  
1,498   Syacium micrurum [occurrence summary] 1969  
1,499   Syacium micrurum [occurrence summary] 1969  
1,500   Syacium papillosum [occurrence summary] 1969  
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