Animalia > Chordata > Crocodylia > Crocodylidae > Osteolaemus > Osteolaemus tetraspisOsteolaemus tetraspis (Dwarf crocodile, West African dwarf crocodile, Broad-nosed crocodile)Synonyms: Crocodilus frontatus; Halcrosia afzelii; Halcrosia nigra; Osteolaemus tetraspes (homotypic); Osteolaemus tetraspis tetraspis | Adult Weight [1] | 88.185 lbs (40.00 kg) | | Female Weight [2] | 41.447 lbs (18.80 kg) |  | | Egg Length [2] | 2.756 inches (70 mm) | | Gestation [3] | 3 months 5 days | | Litter Size [1] | 10 | | Litters / Year [2] | 1 | | Maximum Longevity [1] | 69 years | | | Female Maturity [1] | 5 years | | Male Maturity [1] | 5 years |
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| Name |
Countries |
Ecozone |
Biome |
Species |
Report |
Climate |
Land
Use |
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Albertine Rift montane forests |
Democratic Republic of the Congo, Uganda, Rwanda, Burundi,Tanzania |
Afrotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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 |
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Atlantic Equatorial coastal forests |
Cameroon, Congo, Democratic Republic of the Congo, Equatorial Guinea, Gabon |
Afrotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Cameroonian Highlands forests |
Cameroon, Nigeria |
Afrotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Central Congolian lowland forests |
Democratic Republic of the Congo |
Afrotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Cross-Niger transition forests |
Nigeria |
Afrotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Cross-Sanaga-Bioko coastal forests |
Cameroon, Equatorial Guinea, Nigeria |
Afrotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Eastern Congolian swamp forests |
Democratic Republic of the Congo |
Afrotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Eastern Guinean forests |
Ghana, Côte d'Ivoire, Benin, Togo |
Afrotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Guinean forest-savanna mosaic |
Nigeria, Benin, Togo, Ghana, Côte d'Ivoire, Guinea, Sierra Leone, Guinea-Bissau, Gambia, Senegal |
Afrotropic |
Tropical and Subtropical Grasslands, Savannas, and Shrublands |
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Guinean montane forests |
Guinea, Côte d'Ivoire, Liberia, Sierra Leone |
Afrotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Mount Cameroon and Bioko montane forests |
Cameroon, Equatorial Guinea |
Afrotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Niger Delta swamp forests |
Nigeria |
Afrotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Nigerian lowland forests |
Nigeria, Benin |
Afrotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Northeastern Congolian lowland forests |
Cameroon, Central African Republic, Gabon, Republic of the Congo |
Afrotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Northern Congolian forest-savanna mosaic |
Democratic Republic of the Congo, Sudan, Central African Republic, Cameroon |
Afrotropic |
Tropical and Subtropical Grasslands, Savannas, and Shrublands |
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Northwestern Congolian lowland forests |
Cameroon, Central African Republic, Gabon, Democratic Republic of the Congo |
Afrotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Southern Congolian forest-savanna mosaic |
Democratic Republic of the Congo, Angola |
Afrotropic |
Tropical and Subtropical Grasslands, Savannas, and Shrublands |
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Victoria Basin forest-savanna mosaic |
Uganda, Tanzania, Rwanda, Burundi, Kenya |
Afrotropic |
Tropical and Subtropical Grasslands, Savannas, and Shrublands |
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Western Congolian forest-savanna mosaic |
Gabon, Congo, Democratic Rep of the Congo, Angola |
Afrotropic |
Tropical and Subtropical Grasslands, Savannas, and Shrublands |
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Western Congolian swamp forests |
Democratic Republic of the Congo, Congo |
Afrotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Western Guinean lowland forests |
Guinea, Côte d'Ivoire, Liberia, Sierra Leone |
Afrotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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| Name |
Location |
Endemic |
Species |
Website |
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Eastern Afromontane |
Burundi, Democratic Republic of Congo, Ethiopia, Eritrea, Kenya, Malawi, Mozambique, Rwanda, Saudi Arabia, Tanzania, Uganda, Yemen, Zimbabwe |
No |
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Guinean Forests of West Africa |
Benin, Côte d'Ivoire, Equatorial Guinea, Ghana, Guinea, Liberia, Nigeria, São Tomé and Príncipe, Sierra Leone, Togo |
No |
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Attributes / relations provided by ♦ 1de Magalhaes, J. P., and Costa, J. (2009) A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774 ♦ 2Nathan P. Myhrvold, Elita Baldridge, Benjamin Chan, Dhileep Sivam, Daniel L. Freeman, and S. K. Morgan Ernest. 2015. An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96:3109 ♦ 3Waitkuwait, WE (1989). Present knowledge on the west African slender-snouted crocodile, Crocodylus cataphractus Cuvier 1824, and the west African dwarf crocodile, Osteolaemus tetraspis Cope 1861. In: Crocodiles. Their Ecology, Management and Conservation. A Special Publication of the IUCN/SSC Crocodile Specialist Group. IUCN, Gland, Switzerland. pp.259-275 ♦ 4Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 Wildfinder Database |
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0
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