Wikipedia
                    Mesoclemmys
                    
                        
                
                                                                    Mesoclemmys is a South American genus of turtle in the Chelidae family.
Species include:
- Mesoclemmys dahli (Zangerl and Medem, 1958) - Dahl's toad-headed turtle
 - Mesoclemmys gibba (Schweigger, 1812) - Gibba turtle
 - Mesoclemmys heliostemma (McCord, Joseph-Ouni, and Lamar 2001)
 - Mesoclemmys hogei (Mertens, 1967) - Hoge's side-necked turtle
 - Mesoclemmys nasuta (Schweigger, 1812)
 - Mesoclemmys perplexa (Bour & Zaher, 2005)
 - Mesoclemmys raniceps (Gray, 1856) - Amazon toad-headed turtle
 - Mesoclemmys tuberculata (Luederwaldt, 1926) - Tuberculate toad-headed turtle
 - Mesoclemmys vanderhaegei (Bour, 1973) - Vanderhaege's toad-headed turtle
 - Mesoclemmys zuliae (Pritchard and Trebbau, 1984) - Zulia toad-headed turtle