Spintherobolus papilliferus Eigenmann, 1911
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 Family:  Characidae (Characins), subfamily: Cheirodontinae
 Max. size:  6.08 cm SL (male/unsexed); 6.08 cm SL (female)
 Environment:  benthopelagic
 Distribution:  South America: headwaters of the Tietê River basin in Brazil.
 Diagnosis:  Dorsal soft rays (total): 11-11; Anal soft rays: 12-13; Vertebrae: 35-36. The eyes of S. papilliferus (18.4-26.0% HL) are the smallest of the four species of Spintherobolus; the caudal peduncle length is the longest, being 23.8-24.6% SL in males and 21.3-27.0% SL in females; the anal-fin rays of adult males are not expanded in a sagittal plane; segments of anal-fin rays of adult males are not fused; an anterior extension of the proximal end of the lepidotrichia of the anal-fin rays of males is absent.
 Biology: 
 IUCN Red List Status: Not Evaluated  (Ref. 96402)
 Threat to humans:  harmless
 Country info:   
 

 Entered by: Capuli, Estelita Emily - 13.05.99
 Modified by: Casal, Christine Marie V. - 03.09.01
 Checked by: Malabarba, Luiz R. - 31.08.01

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