Potamoglanis

Potamoglanis
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Siluriformes
Family:	Trichomycteridae
Subfamily:	Glanapteryginae
Genus:	Potamoglanis ; Henschel, Mattos, Katz & Costa, 2018
Type species
	Pygidium hasemani; Eigenmann, 1914

Last updated October 10, 2025

Potamoglanis is a genus of small freshwater fish in the family Trichomycteridae native to South America. Their greatest diversity seems to occur in the Amazon River basin

This genus was first erected for four species previously classified in Trichomycterus . Potamoglanis is currently considered a member of the subfamily Glanapteryginae.^[1]

Species

There are currently 4 recognized species in this genus:

Potamoglanis anhanga (Dutra, Wosiacki & de Pinna, 2012)^[2]
Potamoglanis hasemani (Eigenmann, 1914)
Potamoglanis johnsoni (Fowler, 1932)
Potamoglanis wapixana (Henschel, 2016)

References

↑ Eschmeyer, William N.; Fricke, Ron & van der Laan, Richard (eds.). "Species in the genus Potamoglanis". Catalog of Fishes . California Academy of Sciences . Retrieved 9 October 2025.
↑ Dutra, G.M.; Wosiacki, W.B.; Pinna, M.C.C.d. (2012). "Trichomycterus anhanga, a new species of miniature catfish related to T. hasemani and T. johnsoni (Siluriformes: Trichomycteridae) from the Amazon basin, Brazil" (PDF). Neotropical Ichthyology. 10 (2): 225–231.

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[1] Eschmeyer, William N.; Fricke, Ron & van der Laan, Richard (eds.). "Species in the genus Potamoglanis". Catalog of Fishes . California Academy of Sciences . Retrieved 9 October 2025.

[Dutra2012-2] Dutra, G.M.; Wosiacki, W.B.; Pinna, M.C.C.d. (2012). "Trichomycterus anhanga, a new species of miniature catfish related to T. hasemani and T. johnsoni (Siluriformes: Trichomycteridae) from the Amazon basin, Brazil" (PDF). Neotropical Ichthyology. 10 (2): 225–231.

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