1. Cope on the temporal part of the skull, and on the systematic position of the Mosasauridae - A reply;Baur;American Naturalist,1895
2. The paroccipital of the Squamata and the affinities of the Mosasauridae once more. A rejoinder to Professor E.D. Cope;Baur;American Naturalist,1896
3. Bell GL 1993 A phylogenetic revision of Mosasauroidea (Squamata) Ph.D. dissertation University of Texas 293
4. Coniasaurus Owen, 1850 from North America;Bell;Journal of Paleontology,1982
5. The origin of snakes;Bellairs;Biological Review OJ Lhe Lambridge Philosobhical Society,1951