Glanapteryx

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Glanapteryx
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Siluriformes
Family: Trichomycteridae
Subfamily: Glanapteryginae
Genus: Glanapteryx
Myers, 1927 [1]
Type species
Glanapteryx anguilla
Myers, 1927 [1]

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.

Contents

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

There are currently two recognized species in this genus: [3]

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]

References

  1. 1 2 Fricke, Ron; Eschmeyer, William N. & van der Laan, Richard (eds.). "Genera in the family Glanapteryginae". Catalog of Fishes . California Academy of Sciences . Retrieved 17 November 2025.
  2. 1 2 3 Schaefer, Scott A.; Provenzano, Francisco; de Pinna, Mario; Baskin, Jonathan N. (November 29, 2005). "New and Noteworthy Venezuelan Glanapterygine Catfishes (Siluriformes, Trichomycteridae), with Discussion of Their Biogeography and Psammophily" (PDF). American Museum Novitates (3496): 1–27. doi:10.1206/0003-0082(2005)496[0001:NANVGC]2.0.CO;2. S2CID   19506818.
  3. ↑ Froese, Rainer; Pauly, Daniel (eds.). "Species in genus Glanapteryx". FishBase . February 2012 version.
  4. ↑ Froese, Rainer; Pauly, Daniel (eds.). "Glanapteryx anguilla". FishBase . July 2007 version.
  5. ↑ Froese, Rainer; Pauly, Daniel (eds.). "Glanapteryx niobium". FishBase . July 2007 version.


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