Glanapteryx
Genus of fishes
From Wikipedia, the free encyclopedia
Glanapteryx is a genus of freshwater ray-finned fishes belonging to the family Trichomycteridae and the subfamily Glanapteryginae, the miniature pencil catfishes. These fishes are found in South America.
| Glanapteryx | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Siluriformes |
| Family: | Trichomycteridae |
| Subfamily: | Glanapteryginae |
| Genus: | Glanapteryx Myers, 1927[1] |
| Type species | |
| Glanapteryx anguilla Myers, 1927[1] | |
Taxonomy
Glanapteryx is a monophyletic genus. Glanapteryx has been proposed as the sister group to a clade composed of Pygidianops and Typhlobelus, with Listrura the sister group to those three.[2]
Species
Distribution and habitat
G. anguilla originates from the Negro and Orinoco River basins of Brazil and Venezuela, growing to a length of about 6.1 centimetres (2.4 in) TL.[4] G. niobium reaches about 5.5 cm (2.2 in).[5] These species lack an anal fin.[2]
Glanapteryx anguilla has been found in small forest streams with sandy substrate covered by leaf litter.[2]