James, Samuel W., and Gildas Brice Divina. “Earthworms (Clitellata: Acanthodrilidae, Almidae, Eudrilidae, Glossoscolecidae, Ocnerodrilidae) of the Coastal Region of Gamba, Ogooué-Maritime Province, Southwestern Gabon”. Zootaxa 3458, no. 1 (September 7, 2012): 133–148. Accessed May 2, 2025. https://www.mapress.com/zt/article/view/zootaxa.3458.1.7.