CHRISTMAN, Steven. Patterns of geographic variation in Florida snakes. Bulletin of the Florida Museum of Natural History, [S. l.], v. 25, n. 3, p. 157–256, 1980. DOI: 10.58782/flmnh.zufo5076. Disponível em: https://flmnhbulletin.com/index.php/flmnh/article/view/flmnh-vol25-no3. Acesso em: 14 jun. 2026.