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- Turtle - Wikipedia
Turtles (order Testudines) are reptiles 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
- Testudines: Definition, Characteristics, Types, Behaviour Facts
Testudines (turtles and tortoises) are cold-blooded vertebrates in the class Reptilia Their most distinctive feature is their shell, which consists of a domed carapace (upper shell) and a flattened plastron (lower shell), fused by bridges on each side
- Turtle | Species, Classification, Facts | Britannica
turtle, (order Testudines), any reptile with a body encased in a bony shell, including tortoises Although numerous animals, from invertebrates to mammals, have evolved shells, none has an architecture like that of turtles
- What Are Testudines? Everything You Wanted To Know
In the world of scientific naming and categorization (otherwise known as taxonomy), a Testudine is the order of reptiles that have a shell developed from their ribs Essentially, if it’s a reptile and its shell has evolved to form from its ribs, it is probably a Testudine
- Introduction to Testudines
As you will learn if you delve further into the history of this group, the proper name for the extant (living) turtles is Chelonia; Testudines refers to the Chelonia and some of their extinct relatives known from the extentive fossil record of turtles
- Testudines - Animal Corner
Testudines is an order of reptiles that includes turtles, terrapins, and tortoises All members of this order are characterized by a shell that protects their bodies The shell is made up of two parts: the carapace (upper shell) and the plastron (lower shell)
- Testudines | INFORMATION | Animal Diversity Web
All turtles are placed within the order Testudines (or Chelonia) Reptiles are traditionally classified according to the pattern of fenestration in the temporal region of the skull, and turtles are placed in the subclass Anapsida because they lack fenestration
- Testudines - Animalia
There are 360 living and recently extinct species of turtles, including land-dwelling tortoises and freshwater terrapins They are found on most continents, some islands and, in the case of sea turtles, much of the ocean
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