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Prosymna visseri FITZSIMONS, 1959

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Higher TaxaLamprophiidae, Prosymninae, Colubroidea, Alethinophidia, Serpentes, Squamata (snakes) 
Common NamesVisser’s Shovel-snout 
SynonymProsymna visseri FITZSIMONS 1959
Prosymna visseri — BAUER et al. 1993
Prosymna visseri — WALLACH et al. 2014: 582 
DistributionS Angola, N Namibia

Type locality: near Caracul, S. Angola. Map legend:
TDWG region - Region according to the TDWG standard, not a precise distribution map.

NOTE: TDWG regions are generated automatically from the text in the distribution field and not in every cases it works well. We are working on it.
TypesHolotype: TM. 24531, adult male 
CommentDIAGNOSIS: Falling in the group of species with a single, undivided internasal,
but clearly distinguished by the very large prefrontal, whIch is swollen on eIther side and extends downwards to make contact with first upper labial and separate loreal from nasal; snout obtuse, rostral small with horizontal edge rounded; high ventral and subcaudal counts [from FITZSIMONS 1959: 408]. 
  • 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.
  • Broadley, D.G. 1980. A Revision of the African snake genus Prosymna Gray (Colubridae). Occ.Pap.natl.Mus.Rhod. 6 (7): 481-556
  • Broadley, D.G. 1980. A revision of the African snake genus Prosymna Gray. Bull. Mus. natl. Hist. nat., Paris 22: 362-382
  • FitzSimons, V. 1959. Some new reptiles from southern Africa and southern Angola. Annals Transvaal Mus. 23:405-409 - get paper here
  • Herrmann, H.-W.; W.R. Branch 2013. Fifty years of herpetological research in the Namib Desert and Namibia with an updated and annotated species checklist. Journal of Arid Environments 93: 94–115 - get paper here
  • Wallach, Van; Kenneth L. Williams , Jeff Boundy 2014. Snakes of the World: A Catalogue of Living and Extinct Species. Taylor and Francis, CRC Press, 1237 pp.
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