Psammophis trigrammus GÜNTHER, 1865

Common Names Western Sand Snake, Westelike Sweepslang
Synonym Psammophis trigrammus GÜNTHER 1865: 95
Psammophis trigrammus — BAUER & BRANCH 2003
Psammophis trigrammus — MATTISON 2007: 43 
General Medium length, cylindrical, elongate, slender bodied snake with a long tapering tail. Can grow to a maximum of about 1.38 metres. Head is elongate, distinct from neck with a moderately long snout. Eyes are medium in size with round pupils. Dorsal scales smooth, arranged obliquely with apical pits. Ventrals are rounded. Dorsal scale count 17 - 17 - 13 (11). (Clinical Toxinology Resources)
Distribution Namibia, S. Angola, Republic of South Africa (Namaqualand)

Map according to Broadley 2002.

Map from Reptile Database, not a precise distribution map.

Size  It grows to an average length of 1 meter and a maximum length of 1.2 meters (Biodiv. Explorer).
Habitat  It occurs in a variety of habitats including arid scrub and moist savanna.
Food Eats other snakes, rodents, lizards and birds.
  • Bauer, A.M., and Branch, W.R. 2003. The herpetofauna of the Richtersveld National Park, Northern Cape Province, Republic of South Africa. Herpetological Natural History 8: 111-160 [2001]
  • Bauer, Aaron M.; Branch, William R. & Haacke, Wulf D. 1993. The herpetofauna of the Kamanjab area and adjacent Damaraland, Namibia. Madoqua (Windhoek), 18 (2): 117-145.
  • Branch, William R. 1993. A Photographic Guide to Snakes and Other Reptiles of Southern Africa. Cape Town: Struik Publishers, 144 S.
  • Brandstätter,F. 1996. Die Sandrennnattern. Die Neue Brehm-Bücherei 636, Magdeburg (Germany), 142 pp.
  • Broadley, D.G. 1977. A review of the genus Psammophis in southern Africa (Serpentes: Colubridae). Arnoldia 8 (12): 1-29
  • FitzSimons, V.F.M. 1974. A field guide to the snakes of Southern Africa. 2nd edition. COLLINS, 221 pp. [first ed. 1970]
  • Günther, A. 1865. Fourth account of new Species of Snakes in the Collection of the British Museum. Ann. Mag. Nat. Hist. (3) 15: 89-98. - get paper here
  • Mattison, Chris 2007. The New Encyclopedia of Snakes. Princeton University Press
  • Shine, Richard; William R. Branch, Jonathan K. Webb, Peter S. Harlow, and Terri Shine 2006. Sexual Dimorphism, Reproductive Biology, and Dietary Habits of Psammophiine Snakes (Colubridae) from Southern Africa. Copeia 2006 (4): 650-664 - get paper here
  • Sternfeld, R. 1910. Zur Schlangenfauna Deutsch-Südwestafrikas. Mehrere Fälle von Mimikry bei afrikanischen Schlangen. Mitt. zool. Mus. Berlin, 5: 51-60
Genetic information