Aphanius villwocki Hrbek & Wildekamp, 2003
Villwock’s killifish
Aphanius villwocki
photo by Blanco, J.L.

 Family:  Cyprinodontidae (Pupfishes), subfamily: Cyprinodontinae
 Max. size:  7.04 cm TL (male/unsexed); max.weight: 6.4 g
 Environment:  benthopelagic
 Distribution:  Asia: Sakarya River basin in Turkey.
 Diagnosis:  Dorsal soft rays (total): 9-12; Anal spines: 0-0; Anal soft rays: 10-12. Presence of a small dark ocellus at the rear part of the dorsal fin, even visible in subadults; dark cross bars 13-19; absence of cross bars on caudal fin; a narrow black margin on the dorsal fin; females almost without spots on the sides; 75 diagnostic molecular synapomorphic characters in the mitochondrial gene regions investigated (Ref. 52509). Remarks: Scales on mid-longitudinal series 25-28 + 2-3 on caudal fin base (Ref. 52509).
 Biology: 
 IUCN Red List Status:   (Ref. 96402)
 Threat to humans:  harmless
 Country info:   
 

 Entered by: Torres, Armi G. - 01.12.04
 Modified by: Reyes, Rodolfo B. - 27.10.16

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