Paterna, A. (2024) “The Black Aesculapian Snake Zamenis longissimus (Serpentes: Colubridae): characters and possible origin of the subgrisea morphotype”, Phyllomedusa: Journal of Herpetology, 23(2), pp. 101–109. doi:10.11606/issn.2316-9079.v23i2p101-109.