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 , … parapatric with it in Zimbabwe, so it is now recognised as an evolutionary species. Psammophis brevirostris and P. leopardinus , previously regarded as subspecies of P. sibilans …
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 , … parapatric with it in Zimbabwe, so it is now recognised as an evolutionary species. Psammophis brevirostris and P. leopardinus , previously regarded as subspecies of P. sibilans …
Citizen Science projects: Atlas of reptiles - snakes.… Adder - Bitis xeropaga ; Dwarf Beaked Snake - Dipsina multimaculata ; Dwarf Sand Snake - Psammophis angolensis ; Eastern Bark Snake - Hemirhagerrhis nototaenia ; Eastern Congo Stiletto … ; FitzSimons' Garter Snake - Elapsoidea sundevallii fitzsimonsi ; Fork-marked Sand Snake - Psammophis trinasalis ; Green Water Snake - Philothamnus hoplogaster ; Grey-bellied Grass Snake … Schlegel's Beaked Blind Snake - Afrotyphlops schlegelii ; Short-snouted Sand Snake - Psammophis brevirostris ; Slender Thread Snake - Namibiana gracilior ; Southern African Python - Python …