Project 512: A. K. Huttenlocker, C. A. Sidor, R. M. H. Smith. 2011. A New Specimen of Promoschorhynchus (Therapsida: Therocephalia: Akidnognathidae) from the Lower Triassic of South Africa and its Implications for Theriodont Survivorship Across the Permo-Triassic Boundary. Journal of Vertebrate Paleontology. 31 (2):405-421.