Pseudotothyris is a genus of armored catfishes native to South America.

Pseudotothyris
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Siluriformes
Family: Loricariidae
Tribe: Otothyrini
Genus: Pseudotothyris
Britski & Garavello, 1984
Type species
Otocinclus obtusus
Miranda Ribeiro, 1911

Taxonomy edit

Within the tribe Otothyrini, Pseudotothyris has a sister group relationship with Otothyris. In turn, Otothyropsis has a sister group relationship with the clade Otothyris plus Pseudotothyris.[1] These three genera and Schizolecis share unique specializations of the cranium associated with an enlarged swimbladder capsule. The degree of development of the swimbladder capsule in these genera was not found in any other member of the Otothyrini.[1]

Species edit

There are currently 3 recognized species in this genus:[2]

References edit

  1. ^ a b Ribeiro, Alexandre C.; Carvalho, Murilo; Melo, Alex L. A. (2005). "Description and relationships of Otothyropsis marapoama, a new genus and species of Hypoptopomatine catfish (Siluriformes: Loricariidae) from rio Tietê basin, southeastern Brazil" (PDF). Neotropical Ichthyology. 3 (4): 489–498. doi:10.1590/S1679-62252005000400006.
  2. ^ Eschmeyer, W. N., ed. (27 August 2014). "Species in the genus Pseudotothyris". Catalog of Fishes. California Academy of Sciences – Institute for Biodiversity Science and Sustainability. Retrieved 8 September 2014.
  3. ^ Martins, F.O., Britski, H.A. & Langeani, F. (2014): Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae). Zoological Journal of the Linnean Society, 170 (4): 822–874.