Rhamdia
Rhamdia is a genus of three-barbeled catfishes found in Mexico, Central and South America. These catfishes are nocturnal, opportunistic carnivores, found in a wide range of freshwater habitats. This genus includes a number of troglobitic members, encompassing a number of taxa, including R. enfurnada, R. guasarensis, R. laluchensis, R. laticauda, R. macuspanensis, R. quelen, R. reddelli and R. zongolicensis. In a few of these only some of their populations are troglobitic.
Species
There are currently 27 recognized species in this genus:Rhamdia branneri Haseman, 1911Rhamdia cinerascens Rhamdia enfurnada Bichuette & Trajano, 2005Rhamdia eurycephala Angrizani & Malabarba, 2018Rhamdia foina Rhamdia gabrielae Angrizani & Malabarba, 2018Rhamdia guasarensis DoNascimiento, Provenzano & Lundberg, 2004Rhamdia guatemalensis Rhamdia humilis Rhamdia itacaiunas Silfvergrip, 1996Rhamdia jequitinhonha Silfvergrip, 1996Rhamdia laluchensis A. Weber, Allegrucci & Sbordoni, 2003 Rhamdia laticauda Rhamdia laukidi Bleeker, 1858Rhamdia macuspanensis A. Weber & Wilkens, 1998 Rhamdia muelleri Rhamdia nicaraguensis Rhamdia parryi C. H. Eigenmann & R. S. Eigenmann, 1888 Rhamdia parvus Rhamdia poeyi C. H. Eigenmann & R. S. Eigenmann, 1888Rhamdia quelen Rhamdia reddelli R. R. Miller, 1984 Rhamdia saijaensis Rendahl, 1941Rhamdia schomburgkii Bleeker, 1858Rhamdia velifer ''Incertae sedisRhamdia voulezi Haseman, 1911Rhamdia xetequepeque Silfvergrip, 1996Rhamdia zongolicensis'' Wilkens, 1993