Emydidae

Pseudemys texana Baur, 1893

Pseudemys texana, the Texas river cooter, is a large green marked turtle with size and trait differences between sexes.

Pseudemys gorzugi Ward, 1984

Pseudemys gorzugi, the Rio Grande cooter, is an emydid turtle native to the Rio Grande drainage of the southwestern US and northeastern Mexico.

Pseudemys nelsoni Carr, 1938

Pseudemys nelsoni, the Florida red-bellied cooter, is a large river turtle native to Florida and southern Georgia.

Pseudemys peninsularis Carr, 1938

Pseudemys peninsularis, the peninsula cooter, is an average emydid turtle widespread in peninsular Florida.

Pseudemys rubriventris (Le Conte, 1830)

Pseudemys rubriventris, the northern red-bellied turtle, is a large endemic US river turtle listed as endangered in Pennsylvania.

Pseudemys concinna (Le Conte, 1830)

The river cooter, Pseudemys concinna, is a freshwater Emydidae turtle native to central and eastern US with introduced populations elsewhere.

Pseudemys concinna floridana (Le Conte, 1830)

Pseudemys concinna, the river cooter, is a North American freshwater emydid turtle with defined habitat, reproduction, and U.S. sale regulations for Salmonella risk.

Malaclemys terrapin (Schoepff, 1793)

Malaclemys terrapin, the diamondback terrapin, is a sexually dimorphic North American coastal turtle with distinctive shell patterns.

Graptemys versa Stejneger, 1925

Graptemys versa is a small turtle endemic to the Colorado River drainage in Texas. It has distinct carapace markings and size differences between sexes.

Graptemys pulchra Baur, 1893

Graptemys pulchra, the Alabama map turtle, is a sexually dimorphic North American turtle endemic to Gulf of Mexico drainages.

Graptemys pseudogeographica (Gray, 1831)

Graptemys pseudogeographica, the false map turtle, is a freshwater turtle native to central US river systems.

Graptemys oculifera (Baur, 1890)

Graptemys oculifera is a sexually size-dimorphic map turtle found in the Pearl River system of Louisiana and Mississippi.

Graptemys nigrinoda Cagle, 1954

Graptemys nigrinoda, the black-knobbed map turtle, is an endemic freshwater turtle of the southeastern US with distinct black knobs on its carapace.

Graptemys geographica (Lesueur, 1817)

This is a full description of the northern map turtle Graptemys geographica, covering its appearance, distribution, habitat, behavior and reproduction.

Graptemys caglei Haynes & Mckown, 1974

Graptemys caglei, Cagle's map turtle, is a small, sexually dimorphic map turtle that lays small clutches of up to three times a year.

Graptemys ernsti Lovich & Mccoy, 1992

Graptemys ernsti is a sexually dimorphic map turtle found in southern Alabama and western Florida, living in medium-to-large flowing freshwater creeks and rivers.

Graptemys barbouri Carr & Marchand, 1942

Graptemys barbouri is a sexually size-dimorphic map turtle native to rivers of the southeastern United States.

Graptemys pearlensis Ennen, Lovich, Kreiser, Selman & Qualls, 2010

The Pearl River map turtle (Graptemys pearlensis) is an emydid turtle endemic to the Pearl River in Louisiana and Mississippi, USA.

Graptemys ouachitensis Cagle, 1953

Graptemys ouachitensis Cagle, 1953 is an endemic US freshwater turtle with distinct markings and size difference between sexes.

Graptemys sabinensis Cagle, 1953

Graptemys sabinensis is a sexually dimorphic freshwater riverine turtle endemic to the United States.