Choeropsis liberiensis 

Scope: Global
Language: English

Translate page into:

Bibliography [top]

Ansell, W.F.H. 1972. Part 2, 15 Family Artiodactyla. In: J. Meester and H.W. Setzer (eds), The Mammals of Africa: An Identification Manual, pp. 1-84. Smithsonian Institution Press, Washington, DC, USA.

Boisserie, J.R. 2005. The phylogeny and taxonomy of Hippopotamidae (Mammalia: Artiodactyla): a review based on morphology and cladistic analysis. Zoological Journal of the Linnean Society 143: 1-26.

Bulow, W. 1988. Untersuchungen am Zwergpflusspferd Choeropsis liberiensis im Azagny Nationalpark, Elfenbeinküste. University of Braunschweig, Germany.

Christie, T., Steininger, D., Juhn, D. and Peal, A. 2007. Fragmentation and clearance of Liberia’s forests during 1986-2000. Oryx 41(4): 539-543.

Collen, B., Howard, R., Konie, J., Daniel, O. and Rist, J. 2011. Field surveys for the Endangered pygmy hippopotamus Choeropsis liberiensis in Sapo National Park, Liberia. Oryx 45: 35-37.

Corbet, G.B. 1969. The taxonomic status of the Pygmy Hippopotamus, Choeropsis liberiensis, from the Niger Delta.

Coryndon, S.C. 1977. The taxonomy and nomenclature of the Hippopotamidae (Mammalia, Artiodactyla) and a description of two new fossil species I. The nomenclature of the Hippopotamidae. Proceedings of the Koninklijke Nederlandse Akademie van Wetenschappen 80(2): 61-71.

Cristino, J.J. and Melo de SA E. 1958. Statut des ongules en Guinee Portugaise. Mammalia 22(3): 387-389.

Dufour. 2002. Premier recensement des activités cynégétiques en Forêt Classée de Diécké. MAE / DNEF - CFZ / PGRR.

Eltringham, S.K. 1993. The Pygmy Hippopotamus (Hexaprotodon liberiensis). IUCN, Gland, Switzerland.

Eltringham, S.K. 1999. The Hippos: Natural history and conservation. Academic Press, London & San Diego.

FFI and FDA. 2013. National Action Plan for the Conservation of the Pygmy Hippopotamus in Liberia. Fauna & Flora International, Cambridge, UK and Forestry Development Authority, Monrovia, Liberia.

Galat-Luong, A. 1981. Quelques observations sur un hippopotami pygmée nouveau-né (Choeropsis liberiensis) en forêt de Taï, Côte d’Ivoire. Mammalia 45: 39-41.

Grubb, P., Jones, T.S., Davies, A.G., Edberg, E., Starin, A.D. and Hill, J.E. 1998. Mammals of Ghana, Sierra Leone and the Gambia. Trendrine Press, St. Ives, UK.

Hansen, M.C., Potapov, P.V., Moore, R., Hancher, M., Turubanova, S.A., Tyukavina, A., Thau, D., Stehman, S.V., Goetz, S.J., Loveland, T.R., Kommareddy, A,. Egorov, A., Chini, L., Justice, C.O. and Townshend, J.R.G. 2013. High-Resolution Global Maps of 21st-Century Forest Cover Change. Science 342: 850-853.

Hentschel, K. 1990. Untersuchung zu Status, Ökologie und Erhaltung des Zwergflusspferdes (Choeropsis liberiensis) in der Elfenbeinküste. University of Braunschweig.

Heslop, I.R.P. 1945. The pygmy hippopotamus in Nigeria. Field (Nigeria) 185: 629-630.

Hlavacek, G., Zschokke, S. and Pagan, O. 2005. International Studbook for the Pygmy Hippopotamus Hexaprotodon liberiensis (Morton, 1844). Basle Zoo, Switzerland.

Hoppe-Dominik, B. 1999. Analyse du système de biomonitoring pour l’évaluation des activités du projet au Parc National de Taï. Rapport d’Office Allemand pour la Coopération Technique (GTZ), Eschborn, Germany.

IUCN. 2015. The IUCN Red List of Threatened Species. Version 2015.2. Available at: (Accessed: 23 June 2015).

Johnston, H.H. 1906. Liberia, Volume 2. New York: Dodd, Mead & Co.

Lang, E. M. 1975. Das Zwergflusspferd Choeropsis liberiensis. Zeiman Verlag, Wittenberg.

Langer, P. 1988. The Mammalian Herbivore Stomach. Comparative anatomy, function and evolution. Gustav Fischer Verlag, Stuttgart.

Lewison, R. and Oliver, W. 2008. Choeropsis liberiensis. The IUCN Red List of Threatened Species. Available at: (Accessed: January 2015).

Mallon, D., Wightman, C., De Ornellas, P., Collen, B. and Ransom, C. 2011. Conservation Strategy for the Pygmy Hippopotamus. IUCN Species Survival Commission. Gland, Switzerland and Cambridge, UK.

Norris, K., Asase, A., Collen, B., Gockowksi, J., Mason, J., Phalan, B. and Wade, A. 2010. Biodiversity in a forest-agriculture mosaic – the changing face of West African rainforests. Biological Conservation 143: 2341-2350.

Pacifici, M., Santini, L., Di Marco, M., Baisero, D., Francucci, L., Grottolo Marasini, G., Visconti, P. and Rondinini, C. 2013. Generation length for mammals. Nature Conservation 5: 87–94.

Robinson, P.T. 1970. The status of the pygmy hippopotamus and other wildlife in West Africa. M.S. Thesis, Michigan State University.

Robinson, P.T. 1971. Wildlife trends in Liberia and Sierra Leone. Oryx 11(2-3): 117-122.

Robinson, P.T. 1981a. The reported use of denning structures by the pygmy hippopotamus (Choeropsis liberiensis). Mammalia 45: 506–508.

Robinson, P.T. 1981b. Bibliography for the pygmy hippopotamus Choeropsis liberiensis (Morton, 1844). IUCN/SSC Hippo Specialist Group.

Robinson, P.T. 1996. River horses and water cows. The Pepper Bird (publication of the Society for the Renewal of Nature Conservation in Liberia-USA) 2: 5-6.

Robinson, P.T. 2013. Choeropsis liberiensis Pygmy Hippopotamus. In: J. Kingdon and M. Hoffmann (eds), Mammals of Africa. Volume VI: Pigs, Hippopotamuses, Chevrotain, Giraffes, Deer and Bovids, Bloomsbury Publishing, London.

Robinson, P.T. and Suter, J. 1999. Survey and Preparation of a Preliminary Conservation Plan for the Cestos-Senkwehn Riversheds of Southeastern Liberia. Report on the World Bank. World Wildlife Fund Global Forest Alliance. Report.

Roth, H., Hoppe-Dominik, B., Muhlenberg, M., Steinhauer-Burkart, B. and Fischer, F. 2004. Distribution and status of the hippopotamids in the Ivory Coast. African Zoology 39: 211-224.

Schomburgk, H. 1913. Distribution and Habits of the Pygmy Hippo. 17th Annual Report of the New York Zoological Society, New York Zoological Society, New York.

Steck, B. 2014. International Studbook for the Pygmy Hippopotamus 2013. Zoo Basel, Switzerland.

Teleki, G. and Baldwin, L. 1980. Notes on the 1980 status of hippopotamus and forest elephants in Sierra Leone, West Africa. Survey conducted between November 1979 and May 1980. Unpublished report.

Tobler, K. 1991. International Studbook for the Pygmy Hippopotamus Choeropsis liberiensis (Morton 1844). Zoologischer Garten, Basel.

White, L. 1986. Population survey of the pygmy hippopotamus (Choeropsis liberiensis) on Tiwai Island, Sierra Leone. Sierra Leone Expedition 1986. University College London, London, UK.

Citation: Ransom, C, Robinson, P.T. & Collen, B. 2015. Choeropsis liberiensis. The IUCN Red List of Threatened Species 2015: e.T10032A18567171. . Downloaded on 25 June 2018.
Disclaimer: To make use of this information, please check the <Terms of Use>.
Feedback: If you see any errors or have any questions or suggestions on what is shown on this page, please provide us with feedback so that we can correct or extend the information provided