The snake fauna of Togo: systematics, distribution and biogeography, with remarks on selected taxonomic problems Author Segniagbeto, Gabriel Hoinsoude Département de Zoologie et Biologie animale, Faculté des Sciences, Université de Lomé, BP 1515, Lomé (Togo) h _ segniagbeto @ yahoo. fr Author Trape, Jean François Laboratoire de Paludologie et Zoologie médicale, UR 77, Institut de Recherche pour le Développement (IRD), Centre de Dakar, BP 1386, Dakar (Senegal) jean-françois. trape @ ird. fr trape@ird.fr Author David, Patrick Author Ohler, Annemarie Author Dubois, Alain UMR 7205 OSEB, Reptiles et Amphibiens, Département de Systématique et Évolution, Muséum national d’Histoire naturelle, CP 30, 57 rue Cuvier, F- 75231 Paris cedex 05 (France) pdavid @ mnhn. fr ohler @ mnhn. fr adubois @ mnhn. fr pdavid@mnhn.fr Author Glitho, Isabelle Adolé Département de Zoologie et Biologie animale, Faculté des Sciences, Université de Lomé, BP 1515, Lomé (Togo) iglitho @ yahoo. fr iglitho@yahoo.fr text Zoosystema 2011 2011-09-30 33 3 325 360 http://dx.doi.org/10.5252/z2011n3a4 journal article 10.5252/z2011n3a4 1638-9387 4547017 Bitis nasicornis (Shaw, 1802) MATERIAL EXAMINED. — 1 juvenile ( MNHN 1989.0194), “ Togo ou Benin ”, no locality. FIG. 11. — Bitis rhinoceros (Schlegel,1855) ,Yo (Agome Yo).Photo by G. Segniagbeto. MORPHOLOGY. — TL 253 mm ; 36 MSR, keeled; 129 Ven, smooth; 31 Sc, paired; anal single; 17 supralabials; 17 scales surrounding the eye; 16 infralabials. DISTRIBUTION. — This species is a forest-dweller present only in ER IV. It has been mentioned from Togo by Harding & Welch (1980) , Roman (1984) , Spawls & Branch (1995) and David & Ineich (1999) . CONSERVATION STATUS. — According to reports of the CITES Division of the DFC Togo , 20 living specimens were exported from Togo in 2005. The first author observed seven live specimens ( 5 adults , 2 juvenile snakes) in the Mare Snake farm in June 2007 , all from Badou. These specimens were intended for the pet trade.