Broadley DG 2002. A review of the species of Psammophis Boie found south of Latitude 12° S (Serpentes: Psammophiinae). African Journal of Herpetology 51 (2) 83-119… The status, relationships and zoogeography of the 14 taxa of Psammophis found south of Latitude 12° S are reviewed and the following taxonomic changes are proposed: Psammophis trinasalis and P. namibensis , previously treated as subspecies of P. leightoni , … Zimbabwe, so it is now recognised as an evolutionary species. Psammophis brevirostris and P. leopardinus , previously regarded as subspecies of P. sibilans (Linnaeus), are recognised as …
Broadley DG 2002. A review of the species of Psammophis boie found south of Latitude 12° S (Serpentes: Psammophiinae). African Journal of Herpetology
51 (2) 83-119… The status, relationships and zoogeography of the 14 taxa of Psammophis found south of Latitude 12° S are reviewed and the following taxonomic changes are proposed: Psammophis trinasalis and P. namibensis , previously treated as subspecies of P. leightoni , … Zimbabwe, so it is now recognised as an evolutionary species. Psammophis brevirostris and P. leopardinus , previously regarded as subspecies of P. sibilans (Linnaeus), are recognised as …