Horiomyzon

Horiomyzon retropinnatus
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Siluriformes
Family:	Heptapteridae
Genus:	Horiomyzon D. J. Stewart, 1986
Species:	H. retropinnatus
Binomial name
Horiomyzon retropinnatus D. J. Stewart, 1986

Horiomyzon retropinnatus is a species of three-barbeled catfish which occurs in the Amazon and Napo Rivers of Brazil and Ecuador. This species reaches a length of 2.4 centimetres (0.94 in) SL. It is currently the only recognized species in its genus.

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