Sceloporus torquatusSceloporus torquatus, the crevice swift, is a species of lizard in the family Phrynosomatidae. It inhabits the center of Mexico, specifically, the west of the Trans-Mexican Volcanic Belt.NamingThe subspecies Sceloporus torquatus mikeprestoni was named by Hobart Muir Smith and José Ticul Álvarez in honor of professor emeritus of English, Michael J. Preston.