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Pond turtles, terrapins, and sliders: Red-eared slider (Trachemys scripta elegans) Geoemydidae Theobald, 1868: 24: Asian leaf turtles, roofed turtles, and Asian box turtles: Amboina box turtle (Cuora amboinensis) Kinosternidae Agassiz, 1857: 4: Mud and musk turtles: Common musk turtle (Sternotherus odoratus) Platysternidae Gray, 1869 : 1: Big ...
Turtles are reptiles of the order Testudines, characterized by a special shell developed mainly from their ribs. Modern turtles are divided into two major groups, the Pleurodira (side necked turtles) and Cryptodira (hidden necked turtles), which differ in the way the head retracts.
Testudinata is the group of all tetrapods with a true turtle shell. It includes both modern turtles (Testudines) and many of their extinct, shelled relatives (stem-turtles), though excluding Odontochelys and Eorhynchochelys, which are placed in the more inclusive Pantestudines.
Pantestudines or Pan-Testudines is the proposed group of all reptiles more closely related to turtles than to any other living animal. It includes both modern turtles (crown group turtles, also known as Testudines) and all of their extinct relatives (also known as stem-turtles). [2] Pantestudines with a complete shell are placed in the clade ...
Turtles have been classified in different ways by different authors. ... Below is a cladogram of living testudines found by Thomson and Shaffer in 2010: [3] Testudines
Turtle diets also require a large amount of fresh greens and vegetables and even some fruit. Health problem s include calcium deficiency caused by lack of sunlight and poor diet, as well as issues ...
Testudinoidea is a superfamily within the suborder Cryptodira of the order Testudines. It includes the pond turtles (Family: Emydidae), Asian turtles (Family: Geoemydidae), the monotypic big-headed turtle (Family: Platysternidae), and the tortoises (Family: Testudinidae).
Sea turtles (superfamily Chelonioidea), sometimes called marine turtles, [3] are reptiles of the order Testudines and of the suborder Cryptodira. The seven existing species of sea turtles are the flatback , green , hawksbill , leatherback , loggerhead , Kemp's ridley , and olive ridley .