南美象龜屬（Chelonoidis）是陸龜科下的一個屬。[1][2]該書的龜發現於加拉帕戈斯群島和南美洲各地。以前被認為是象龜屬（Geochelone）的成員，但最近的基因證據顯示其血緣關係與折背龜屬更接近。[3]它們的祖先在漸新世穿過大西洋來到美洲，[3]這可能要歸功於它們可以把頭露出水面漂浮並可以六個月不吃不喝的能力。[3]
下屬物種
- 平塔島象龜 Chelonoidis abingdonii (Günther, 1877)
- Chelonoidis alburyorum Franz & Franz, 2009
- 貝琪象龜 Chelonoidis becki (Rothschild, 1901)
- 紅腿象龜 Chelonoidis carbonarius (Spix, 1824)
- Chelonoidis chathamensis (Van Denburgh, 1907)
- 阿根廷象龜 Chelonoidis chilensis (Gray, 1870)：又名查科象龜
- Chelonoidis darwini (Van Denburgh, 1907)
- 黃腿象龜 Chelonoidis denticulatus (Linnaeus, 1766)[5]
- Chelonoidis dominicensis Albury et al., 2018
- Chelonoidis donfaustoi Poulakakis, Edwards & Caccone, 2015[6]
- Chelonoidis donosobarrosi Freiberg, 1973
- Chelonoidis duncanensis (Garman, 1996)
- Chelonoidis duncanensis (Pritchard, 1996)
- Chelonoidis elephantopus [7]
- Chelonoidis gersoni Viñola-López & Almonte, 2022
- Chelonoidis guntheri (Baur, 1889)
- Chelonoidis hoodensis (Van Denburgh, 1907)
- Chelonoidis lutzae Zacarias et al., 2013
- Chelonoidis marcanoi Chapman, 2017
- Chelonoidis marcanoi Turvey et al., 2017
- Chelonoidis microphyes (Günther, 1875)
- 加拉帕戈斯象龜 Chelonoidis niger (Quoy & Gaimard, 1824)
- 阿根廷象龜 Chelonoidis petersi Freiberg, 1973
- Chelonoidis petrocellii Agnolin, 2021
- †Chelonoidis phantasticus (Van Denburgh, 1907)
- Chelonoidis porteri (Rothschild, 1903)
- Chelonoidis vandenburghi (Desola, 1930)
- Chelonoidis vicina (Günther, 1874)
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參考文獻
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