The first country record of the Black Tree Snake, Thrasops jacksonii, has been documented from Ivindo National Park. The snake is in the Colubridae family but its venemosity is not known. This brings the total number of snake species identified in Gabon to 71.
Carlino P, Pauwels OSG (2013) First documented record of Thrasops jacksonii Günther, 1895 (Squamata: Colubridae) in Gabon. North-Western Journal of Zoology 9 (1).