Pseudoloricaria

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Pseudoloricaria laeviuscula
Scientific classification
Kingdom:
Phylum:
Class:
Order:
Family:
Subfamily:
Tribe:
Loricariini
Genus:
Pseudoloricaria

Bleeker, 1862
Species:
P. laeviuscula
Binomial name
Pseudoloricaria laeviuscula
(Valenciennes, 1840)
Synonyms

Loricaria laeviuscula
Valenciennes, 1840

Pseudoloricaria laeviuscula is the only species of the monotypic genus Pseudoloricaria, a genus of the family Loricariidae of catfish (order Siluriformes).[1] The phylogenetic position of Pseudoloricaria is uncertain.[1]

This species is endemic to Brazil where it is found in the middle and lower Amazon basin, including the Negro and Branco Rivers.[1][2] P. laeviuscula is found over sandy bottoms, in clear waters, in the main flow of rivers, and in neighboring temporary ponds.[1]

Pseudoloricaria laeviuscula reaches a length of 30.5 centimetres (12.0 in) SL.[2] Although reproductive habits are unknown, this species is probably a lip brooder.[1] Sexual dimorphism includes hypertrophied development of the lower lip suggesting that P. laeviuscula is a lip brooder.[1] This species shows derived features such as a reduction in size and number of teeth, premaxillary teeth absent, a circular head shape, and eyes reduced in size without iris operculum.[1]

References[]

  1. ^ a b c d e f g Covain, Raphael; Fisch-Muller, Sonia (2007). "The genera of the Neotropical armored catfish subfamily Loricariinae (Siluriformes: Loricariidae): a practical key and synopsis" (PDF). Zootaxa. 1462: 1–40. doi:10.11646/zootaxa.1462.1.1.
  2. ^ a b Froese, Rainer; Pauly, Daniel (eds.) (2011). "Pseudoloricaria laeviuscula" in FishBase. December 2011 version.
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