大鱷龜屬

大鱷龜屬（Macrochelys）是鱷龜科的一個屬，原產於美國東南部。它本來只有大鱷龜這一個現存種，2014年又分出幾個不同的種。

 種 
該屬現在有兩個種：Reptile Database: Macrochelys.  Retrieved 26 September 2017.Turtle Taxonomy Working Group [Rhodin, A.G.J., Iverson, J.B., Bour, R. Fritz, U., Georges, A., Shaffer, H.B., and van Dijk, P.P.] (2017). "Turtles of the World: Annotated Checklist and Atlas of Taxonomy, Synonymy, Distribution, and Conservation Status (8th Ed.)." In: Rhodin, A.G.J., Iverson, J.B., van Dijk, P.P., Saumure, R.A., Buhlmann, K.A., Pritchard, P.C.H., and Mittermeier, R.A. (Eds.). "Conservation Biology of Freshwater Turtles and Tortoises: A Compilation Project of the IUCN/SSC Tortoise and Freshwater Turtle Specialist Group." Chelonian Research Monographs 7:1–292. .

 薩萬尼大鱷龜Macrochelys suwanniensis Thomas et al., 2014
 大鱷龜Macrochelys temminckii (Troost, 1835)

該屬的第三個種尚存疑：Thomas, T., Granatosky, M. Bourque, J., Krysko, K., Moler, P., Gamble, T., Suarez, E., Leone, E., Enge, K. & Roman, J. (2014). "Taxonomic assessment of Alligator Snapping Turtles (Chelydridae: Macrochelys), with the description of two new species from the southeastern United States." Zootaxa 3786(2): 141–165.Folt, B.; and C. Guyer (2015). "Evaluating recent taxonomic changes for alligator snapping turtles (Testudines: Chelydridae)." Zootaxa 3947(3): 447–450.

 阿帕拉齊科拉河鱷龜 Macrochelys apalachicolae Thomas et al., 2014 

此外，該屬還有兩個化石種：

 †Macrochelys auffenbergi Dobie, 1968（上新世中期的佛羅里達）
 †Macrochelys schmidti（上新世早中期的內布拉斯加）

參考文獻

Category:鱷龜科