Cadena, E. A., & Jaramillo, C. A. (2015). First fossil skull of chelus (Pleurodira: Chelidae, matamata turtle): from the early miocene of Colombia.
Chicago Style CitationCadena, Edwin Alberto, and Carlos A. Jaramillo. First Fossil Skull of Chelus (Pleurodira: Chelidae, Matamata Turtle): From the Early Miocene of Colombia. 2015.
MLA CitationCadena, Edwin Alberto, and Carlos A. Jaramillo. First Fossil Skull of Chelus (Pleurodira: Chelidae, Matamata Turtle): From the Early Miocene of Colombia. 2015.
Warning: These citations may not always be 100% accurate.