Serrapinnus sterbai Zarske, 2012

Family:  Characidae (Characins; tetras), subfamily: Cheirodontinae
Max. size:  3.54 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  South America: Rio Tocantins drainage, Brazil.
Diagnosis:  Dorsal soft rays (total): 11-11; Anal soft rays: 21-23; Vertebrae: 32-33. Serrapinnus sterbai can be diagnosed from all congeners by having a wide, black, lateral stripe extending from the region of the supracleithrum to the dark spot on the caudal peduncle (Ref. 96959). Description: dorsal-fin rays ii,9; anal-fin rays iii-iv,16-21; pectoral-fin rays i,9-11; pelvic-fin rays i,7; and scale rows between lateral line and pelvic-fin origin 4 (Ref. 96959).
Biology: 
IUCN Red List Status: Least Concern (LC); Date assessed: 07 November 2018 Ref. (130435)
Threat to humans:  harmless


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