Hyphessobrycon tuyensis García-Alzate, Román-Valencia & Taphorn, 2008
Hyphessobrycon tuyensis
photo by Garcia-Alzate, C.A. / Romàn-Valencia, C.

Family:  Characidae (Characins; tetras), subfamily: Stethaprioninae
Max. size:  3.13 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  South America: known only from the type locality in the Tuy River drainage of northern Venezuela.
Diagnosis:  Dorsal soft rays (total): 11-11; Anal soft rays: 24-25; Vertebrae: 32-32. Distinguished from other species of the genus in having the following characters: inner premaxilla row with 4 teeth; lateral line with 7 pored scales, except in Hyphessobrycon compressus with 7-9; dentary with 6 teeth; maxilla with 2 foramina; mouth subterminal; long bony laminar prolongation on postcleithrum 3 that is 3/4 of the length of that bone; and a continuous dark lateral band from posterior edge of opercle through central caudal-fin rays, except in Hyphessobrycon sovichthys (Ref. 79635). Description: D ii,9; A iii,21-22; P ii,10-11; V ii,7 (Ref. 79635).
Biology: 
IUCN Red List Status: Endangered (EN); Date assessed: 12 May 2017 (B1ab(iii)+2ab(iii)) Ref. (130435)
Threat to humans:  harmless


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