Snapping Turtle | 台北市立動物園資訊網
![Snapping Turtle](https://i.imgur.com/7urCTFp.jpg)
Description:Alargefreshwaterturtlereachingamaximumstraight-linecarapacelength(CL)of494mm(19.4inches)(ConantandCollins,1991).InVirginia, ...
![Snapping Turtle](https://i.imgur.com/7urCTFp.jpg)
Systematics: Described originally as Testudo serpentina by Carolus Linnaeus in 1758, based on a museum specimen in Stockholm, Sweden. The type locality was listed as "Caldis regionibus" but it was later restricted to New Orleans, Louisiana, by Smith and Taylor (1950) and the vicinity of New York City by Schmidt (1953). Chelydra was first used for this species by Schweigger (1812).
This species has often been called the Common Snapping Turtle (e.g., Collins, 1997, SSAR Herpetol. Circ. 25). We have dropped the adjective because it might be misinterpreted as referring to the abundance of the species rather than to its being the typical, most widespread species of its family. Shaffer et al. (2008; Biology of the Snapping Turtle, John Hopkins Univ. Press.) provided convincing genetic evidence that C. serpentina is a “single, virtually invariant lineage” and hence abandoned the recognition of the subspecies C...
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Snapping turtle | 台北市立動物園資訊網
Species Profile | 台北市立動物園資訊網
![](https://i.imgur.com/7urCTFp.jpg)
【鱷龜】:鱷龜科;
北美洲最大的淡水龜,頭大,嘴如鷹喙,背上有三列發達的鋸齒狀脊稜,在肋盾和緣盾間有一排較小的鱗片,尾巴長。全身為深褐色...