The yellow-bellied mud turtle (Pelusios castanoides) is a species of turtle in the family Pelomedusidae. It is found in Madagascar, Malawi, Mozambique, Seychelles, South Africa, and Tanzania.

• P. c. castanoides
• P. c. intergularis^[1]

• Hewitt, John 1931. Descriptions of some African tortoises. Annals of the Natal Museum 6:461-506, pls. XXXVI–XXXVIII.
• Tortoise & Freshwater Turtle Specialist Group 1996. Pelusios castanoides. 2006 IUCN Red List of Threatened Species Downloaded on 29 July 2007.

• Rhodin, Anders G.J.; van Dijk, Peter Paul; Inverson, John B.; Shaffer, H. Bradley; Roger, Bour (2011-12-31). "Turtles of the world, 2011 update: Annotated checklist of taxonomy, synonymy, distribution and conservation status" (PDF). Chelonian Research Monographs. 6. Archived (PDF) from the original on 2012-01-31.