Druhy rybovitých obratlovců

Potamothrissa whiteheadi Poll, 1974

sleďovka luhocká

Potamotrygon adamastor Fontenelle & Carvalho, 2017

Potamotrygon albimaculata Carvalho, 2016

Potamotrygon amandae Loboda & Carvalho, 2013

Potamotrygon amazona Fontenelle & Carvalho, 2017

Potamotrygon boesemani Rosa, Carvalho & Wanderley, 2008

Potamotrygon brachyura (Günther, 1880)

trnucha krátká

Potamotrygon constellata (Vaillant, 1880)

trnucha okrouhlá

Potamotrygon falkneri Castex & Maciel, 1963

trnucha Falknerova

Potamotrygon garmani Fontenelle & Carvalho, 2017

Potamotrygon henlei (Castelnau, 1855)

Potamotrygon histrix (Müller & Henle, 1839)

trnucha mramorovaná

Potamotrygon humerosa Garman, 1913

trnucha statná

Potamotrygon jabuti Carvalho, 2016

Potamotrygon leopoldi Castex & Castello, 1970

trnucha Leopoldova

Potamotrygon limai Fontenelle, Silva & Carvalho, 2014

Potamotrygon magdalenae (Duméril, 1865)

trnucha magdalenská

Potamotrygon marinae Deynat, 2006

Potamotrygon marquesi Silva & Loboda, 2019

Potamotrygon motoro (Müller & Henle, 1841)

trnucha skvrnitá

Potamotrygon ocellata (Engelhardt, 1912)

Potamotrygon orbignyi (Castelnau, 1855)

trnucha Orbignyho

Potamotrygon pantanensis Loboda & Carvalho, 2013

Potamotrygon rex Carvalho, 2016

Potamotrygon scobina Garman, 1913

trnucha tocantinská

Potamotrygon schroederi Fernández-Yépez, 1958

trnucha Schroederova

Potamotrygon schuhmacheri Castex, 1964

trnucha Schumacherova

Potamotrygon signata Garman, 1913

trnucha paranahybská

Potamotrygon siponinmorok Hemraj-Naraine, Fontenelle, Acosta-Santos, Lovejoy, Liverpool & Kolmann, 2026

Potamotrygon tatianae Silva & Carvalho, 2011