Chaco tortoise

Chaco tortoise
	Chelonoidis chilensis
Conservation status
	; Vulnerable (IUCN 2.3)
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Reptilia
Order:	Testudines
Suborder:	Cryptodira
Family:	Testudinidae
Genus:	Chelonoidis
Species:	C. chilensis
Binomial name
	Chelonoidis chilensis; (Gray, 1870)
Synonyms
	Testudo (Gopher) chilensis ; Gray, 1870; Testudo argentina ; Sclater, 1870 ; (nomen substitutum pro T. chilensis Gray, 1870); Testudo (Chelonoidis) chilensis ; — E. Williams, 1952; Testudo chilensis ; — Wermuth & Mertens, 1961; Geochelone chilensis ; — Pritchard, 1967; Geochelone petersi ; Freiberg, 1973; Chelonoidis chilensis donosobarrosi ; Freiberg, 1973; Testudo chilensis ; — Kahl et al., 1980; Chelonoidis chilensis ; — Iverson, 1986; Geochelone chilensis ; — Ernst & R. Barbour, 1989; Chelonoidis chilensis ; — Cei, 1993; Chelonoidis chilensis ; — Varela & Bucher, 2002; Chelonoidis petersi ; — McCord & Joseph-Ouni, 2004; Chelonoidis chilensis ; — McCord & Joseph-Ouni, 2004; Chelonoidis chilensis ; — Carnovale, 2005; Chelonoidis chilensis ; — Le et al., 2006; Chelonoidis petersi ; — Bonin et al., 2006; Geochelone chilensis ; — Winchell, 2010; Chelonoidis chilensis ; — TTWG, 2014;

The Chaco tortoise (Chelonoidis chilensis), also known commonly as the Argentine tortoise, the Patagonian tortoise, or the southern wood tortoise, is a species of tortoise in the family Testudinidae. The species is endemic to South America.