. . "The Bolson tortoise (Gopherus flavomarginatus), also called the Mexican giant tortoise or yellow-margined tortoise, is a species of tortoise from North America. Of the four North American tortoise species, it is the largest, having a carapace length of about 46 cm (18 in). It lives in a region of the Chihuahuan Desert known as the Bols\u00F3n de Mapim\u00ED, which is located in north-central Mexico."@en . . "VU" . . "* Gopherus flavomarginatus (Legler, 1959)" . "* Gopherus polyphemus flavomarginatus (Wermuth & Mertens, 1961)" . . "* Gopherus huecoensis (Strain, 1966)" . . "* Gopherus flavomarginata (Auffenberg, 1974)" . . . "iucn2.3" . . "Bolson tortoise"@en . . .