. . . . . "Diadophis regalis regalis Schmidt & Davis, 1941"@en . "regal ringneck snake"@en . "Diadophis"@en . "D. p. regalis"@en . "Animalia"@en . "The regal ringneck snake (Diadophis punctatus regalis) is a subspecies of ringneck snake found in the southwestern United States and northern Mexico."@en . "The regal ringneck snake (Diadophis punctatus regalis) is a subspecies of ringneck snake found in the southwestern United States and northern Mexico."@en . "Diadophis punctatus regalis"@en . . "Diadophis regalis Baird & Girard, 1853"@en . . . "Liophis regalis G\u00FCnther, 1893"@en . "Diadophis regalis Cope, 1900"@en . "Diadophis punctatus regalis"@en . . "Coronella regalis Boulenger, 1894"@en . . . "D. punctatus"@en . . .