Hydrography rather than lip morphology better explains the evolutionary relationship between Gymnogeophagus labiatus and G. lacustris in Southern Brazil (Cichlidae: Geophagini)

Hydrography rather than lip morphology better explains the evolutionary relationship between Gymnogeophagus labiatus and G. lacustris in Southern Brazil (Cichlidae: Geophagini)

ABSTRACT Gymnogeophagus labiatus and G. lacustris have been long recognized as sister species exhibiting different ecological requirements. Gymnogeophagus labiatus occurs in rock bottom rivers in the hydrographic basins of Patos Lagoon (HBP) and Tramandaí River (HBT), while G. lacustris is exclusive...

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Bibliographic Details
Main Authors: Pedro Ivo C. C. Figueiredo, Luiz R. Malabarba, Nelson J. R. Fagundes
Format: Article
Language:English
Published: Sociedade Brasileira de Ictiologia 2021-11-01
Series:Neotropical Ichthyology
Subjects:
Ecological divergence
Iterative taxonomy
Mitochondrial DNA
Phenotypic plasticity
Tramandaí-Mampituba ecoregion
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252021000400210&tlng=en

Internet

http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252021000400210&tlng=en

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