Tulane Studies in Zoology and Botany, Volume 16

adult Alabama River Arkansas ASFS Baja California bands black phase blotching Bradybaena Cahaba caudal cingulum coachwhip collected by Suttkus color pattern Coluber contact organs Coosa Copeia cream Creek dark brown distribution dorsal scale dorsum eastern females Figure fish flagellum piceus fuliginosus Fundulus catenatus Fundulus stellifer genus green ground color hariolatus Highway hindbody holotype Homochitto infralabials intergrade Isla island juvenile Lamellaxis gracilis lected by Suttkus lineatulus loreal Louisiana males Marion County Masticophis flagellum Masticophis flagellum cingulum Masticophis flagellum piceus Masticophis flagellum testaceus Mexico neck Ozarks pampineus Paratypes pattern class Pearl River pink portion posterior postoculars preoculars range River Mile River Population ruddocki samples scandax SDSNH snails snakes snout-vent length species specimens from Alabama specimens from Mississippi subcaudal scales subspecies supralabials Suttkus and Gunning tail Tennessee testaceus Texas tion tributary UMMZ Univ USNM variation venter Wilcox County yellow Zool