Butler, R. J.; Barrett, P. M.; Abel, R. L.; Gower, D. J. (2009). "A possible ctenosauriscid archosaur from the Middle Triassic Manda Beds of Tanzania". Journal of Vertebrate Paleontology. 29 (4): 1022–1031. Bibcode:2009JVPal..29.1022B. doi:10.1671/039.029.0404. S2CID86267617.
Nesbitt, S. J.; Butler, R. J. (2012). "Redescription of the archosaur Parringtonia gracilis from the Middle Triassic Manda beds of Tanzania, and the antiquity of Erpetosuchidae". Geological Magazine. 150 (2): 225–238. doi:10.1017/S0016756812000362. S2CID232175772.
Angielczyk, K. D., & Otoo, B. K. A. (2025). A new cryptodont dicynodont (Therapsida, Anomodontia) from the Lopingian Usili Formation, Ruhuhu Basin, Tanzania. Journal of Vertebrate Paleontology, 45(sup1). https://doi.org/10.1080/02724634.2024.2441898
Brant, A. J.; Sidor, C. A. (2024). "Earliest evidence of Inostrancevia in the southern hemisphere: new data from the Usili Formation of Tanzania". Journal of Vertebrate Paleontology. e2313622. doi:10.1080/02724634.2024.2313622.
Butler, R. J.; Barrett, P. M.; Abel, R. L.; Gower, D. J. (2009). "A possible ctenosauriscid archosaur from the Middle Triassic Manda Beds of Tanzania". Journal of Vertebrate Paleontology. 29 (4): 1022–1031. Bibcode:2009JVPal..29.1022B. doi:10.1671/039.029.0404. S2CID86267617.
Butler, R. J.; Barrett, P. M.; Abel, R. L.; Gower, D. J. (2009). "A possible ctenosauriscid archosaur from the Middle Triassic Manda Beds of Tanzania". Journal of Vertebrate Paleontology. 29 (4): 1022–1031. Bibcode:2009JVPal..29.1022B. doi:10.1671/039.029.0404. S2CID86267617.
Nesbitt, S. J.; Butler, R. J. (2012). "Redescription of the archosaur Parringtonia gracilis from the Middle Triassic Manda beds of Tanzania, and the antiquity of Erpetosuchidae". Geological Magazine. 150 (2): 225–238. doi:10.1017/S0016756812000362. S2CID232175772.