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Las tortugas (Testudines) o quelonios (Chelonia) forman un orden de reptiles caracterizados por tener un tronco ancho y corto, y un caparazón que protege los órganos internos de su cuerpo.
- Testudinidae
Los testudínidos ( Testudinidae) son una familia de tortugas...
- Testudinidae
Turtles, or testudines, 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.
Los quelonioideos ( Chelonioidea) son una superfamilia de tortugas que comprende las tortugas marinas. Consta de dos familias actuales: Cheloniidae y Dermochelyidae, que incluyen siete especies vivas.
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.
Las tortugas (Testudines) o quelonios (Chelonia) forman un orden de reptiles (Sauropsida) caracterizados por tener un tronco ancho y corto, y un caparazón que protege los órganos internos de su cuerpo.
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).
