Sidor, Christian A. (2003). "The Naris and Palate of Lycaenodon longiceps (Therapsida: Biarmosuchia), with Comments on Their Early Evolution in the Therapsida". Journal of Paleontology. 77 (5): 977–984. ISSN0022-3360. JSTOR4094766.
Sidor, Christian A. (2003). "The Naris and Palate of Lycaenodon longiceps (Therapsida: Biarmosuchia), with Comments on Their Early Evolution in the Therapsida". Journal of Paleontology. 77 (5): 977–984. ISSN0022-3360. JSTOR4094766.