1. Austin, R.L., Rhodes, F.H.T., 1981. Cavusgnathidae. In: Robison, R.A. (Ed.), Treatise on Invertebrate Paleontology, Part W, Miscellanea, Supplement 2, Conodonta. Geological Society of America and University of Kansas Press, Lawrence, KS, pp. 158–160.
2. Some remarks on the conodont zonation and stratigraphy of the Permian;Bando;Recent Res. Geol.,1980
3. The ancestry of the chordata;Bateson;Q. J. Microsc. Sci.,1886
4. Beauchamp, B., 1994. Permian climatic cooling in the Canada Arctic. In: Klein G.D. (Ed.), Pangea: Paleoclimate, Tectonics, and Sedimentation During Accretion, Zenith, and Breakup of a Supercontinent. Geol. Soc. Am. Spec. Paper 288, 229–246.
5. Upper Paleozoic stratigraphy and basin analysis of the Sverdrup Basin, Canadian Arctic Archipelago: Part 1, time frame and tectonic evolution. Current Research, Part G;Beauchamp;Geol. Surv. Can. Paper,1989