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Thrasops occidentalis PARKER, 1940

IUCN Red List - Thrasops occidentalis - Least Concern, LC

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Higher TaxaColubridae, Colubrinae, Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes) 
Subspecies 
Common Names(Western) Black Tree Snake 
SynonymThrasops occidentalis PARKER 1940: 273
Thrasops occidentalis — RÖDEL et al. 1999
Thrasops occidentalis — WALLACH et al. 2014: 730 
DistributionGuinea (Conakry), Ivory Coast, Ghana, Togo, Senegal, Sierra Leone, Liberia, Nigeria

Type locality: Axim, Gold Coast [= Ghana]  
Reproductionoviparous 
TypesHolotype: BMNH 1946.1.5.66 (orig. 1911.6.30.2), a 1488 mm female (W.P. Lowe). 
DiagnosisDiagnosis: Dorsal scales in 15-21 rows at midbody, the vertebral row widened, ventrals 175-187; subcaudals 119-140; 3 labials in contact with lowest postocular. 
Comment 
EtymologyThe specific name occidentalis (Latin) refers to the western distribution of this species. 
References
  • Böhme, Wolfgang, Mark-Oliver Rödel, Christian Brede & Philipp Wagner 2011. The reptiles (Testudines, Squamata, Crocodylia) of the forested southeast of the Republic Guinea (Guinée forestière), with a country-wide checklist. Bonn zoological Bulletin 60 (1): 35-61 - get paper here
  • Briscoe, M.S. 1949. Notes on Snakes Collected in Liberia. Copeia 1949 (1): 16-18 - get paper here
  • BROADLEY, D. G. & V. WALLACH 2002. Review of the Dispholidini, with the description of a new genus and species from Tanzania (Serpentes, Colubridae). Bull. nat.Hist. Mus. Lond (Zool.), 68(2): 57-74.
  • Menzies, J.I. 1966. The snakes of Sierra Leone. Copeia 1966 (2): 169-179. - get paper here
  • Parker, H. W. 1940. Undescribed anatomical structures and new species of reptiles and amphibians. Ann. Mag. nat. Hist. (11) 5: 257-274
  • Rödel M O; Mahsberg D 2000. Vorläufige Liste der Schlangen des Tai-Nationalparks/Elfenbeinküste und angrenzender Gebiete. Salamandra 36 (1): 25-38 - get paper here
  • Rödel,M.O.; Kouadio,K, & Mahsberg,D. 1999. Die Schlangenfauna des Comoé-Nationalparks, Elfenbeinküste: Ergänzungen und Ausblick. Salamandra 35 (3): 165-180 - get paper here
  • Segniagbeto GLazcano. H., Trape J. F., David P., Ohler A., Dubois A. & Glitho I. A. 2011. The snake fauna of Togo: systematics, distribution and biogeography, with remarks on selected taxonomic problems. Zoosystema 33 (3): 325-360. DOI: 10.5252/z2011n3a4 - get paper here
  • Trape, J.-F. & Mané, Y. 2002. Les serpents du Sénégal: liste commentée des espèces. Bull. Soc. Pathol. Exot. 95 (3): 148-150
  • Trape, J.-F. & Mané, Y. 2006. Guide des serpents d’Afrique occidentale. Savane et désert. [Senegal, Gambia, Mauritania, Mali, Burkina Faso, Niger]. IRD Editions, Paris, 226 pp. - get paper here
  • TRAPE, JEAN-FRANÇOIS & CELLOU BALDÉ 2014. A checklist of the snake fauna of Guinea, with taxonomic changes in the genera Philothamnus and Dipsadoboa (Colubridae) and a comparison with the snake fauna of some other West African countries. Zootaxa 3900 (3): 301–338
  • Wallach, Van; Kenneth L. Williams , Jeff Boundy 2014. Snakes of the World: A Catalogue of Living and Extinct Species. [type catalogue] Taylor and Francis, CRC Press, 1237 pp.
 
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