Myoglanis aspredinoides DoNascimiento & Lundberg, 2005
photo by DoNascimiento, C.

Family:  Heptapteridae (Three-barbeled catfishes)
Max. size:  9.56 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  South America: recorded only from the Río Ventuari, a tributary of the upper Orinoco river basin in Venezuela, in stagnant pools formed by rocks and around 2 m of maximum depth, with clear waters and sandy and muddy bottom.
Diagnosis:  A species of Myoglanis with 32–35 anal-fin rays (vs. 25–28 in M. koepckei and 16–21 in M. potaroensis); caudal fin lanceolate (vs. caudal fin bifurcated in M. koepckei and forked, divided to the base of the rays in M. potaroensis); anterior margin of pectoral spine with low, retrorse serrations only distally and without erect dentations along middle and proximal end of spine (vs. erect dentations present along entire anterior margin of pectoral spine in M. koepckei and M. potaroensis) and 56–57 vertebrae (vs. 47 in M. koepckei and 46 in M. potaroensis) (Ref. 54795).
Biology: 
IUCN Red List Status: Endangered (EN); Date assessed: 15 October 2020 (B1ab(iii)+2ab(iii)) Ref. (130435)
Threat to humans:  harmless


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