Paraptychodus washitaensis n. gen. et n. sp., of Ptychodontid shark from the Albian of Texas, USA. Cretaceous Research, 54: 60–67
A note on the occurrence of Ptychodus polygyrus (Ptychodontidae) from the Late Cretaceous of Alabama, with comments on the stratigraphic and geographic distribution of the species. Bulletin of the Alabama Museum of Natural History, 31 (1): 105–113
Early coniacian (late cretaceous) selachian fauna from the basal Atco Formation, lower Austin Group, north central Texas. Paludicola, 8 (3): 107–127
The Late Cretaceous shark Ptychodus marginalis in the Western Interior Seaway. Journal of Paleontology, 84 (3): 537–547
The Late Cretaceous shark, Ptychodus rugosus, (Ptychodontidae) in the Western Interior Sea. Transactions of the Kansas Academy of Science, 113 (1/2): 45–55
New Data on the Occurrence and Distribution of Ptychodus from the Upper Cretaceous (Coniacian-Santonian) of Texas . Dallas Paleontological Society, Occasional Papers, 8: 1–31
Skeletal anatomy of the Late Cretaceous shark Ptychodus mortoni from the Smoky Hill Chalk Member of the Niobrara Formation in western Kansas. Abstract. Journal of Vertebrate Paleontology, 28 (Supplement to Number 3): 88A
Systematic, stratigraphic, geographic, and paleoecological distribution of the Late Cretaceous shark genus Ptychodus within the Western Interior Seaway. Unpublished MS thesis, University of Texas, Dallas, 434 pp
The Late Cretaceous anacoracid shark, Pseudocorax laevis (Leriche), from the Niobrara Chalk of western Kansas. Transactions of the Kansas Academy of Science, 110 (1/2): 44–52
Middle Pennsylvanian (Desmoinesian) Chondrichthyans from the Lake Neosho Shale Member of the Altamont Limestone in Montgomery County, Kansas. Paludicola, 5 (2): 65–76
A Late Cretaceous durophagus shark, Ptychodus martini Williston, from Texas. Texas Journal of Science, 56 (3): 215–222, 3 fig.
Ptychodontid Sharks in the Upper Cretaceous Eagle Ford Group of Northern Texas. Abstract. Journal of Vertebrate Paleontology, 23 (Supplement to Number 3): 58A–59A
Three uncommon lamniform sharks from the Smoky Hill Chalk (Upper Cretaceous) of western Kansas. Abstract. Kansas Academy of Science, Abstracts, 22: 30–31
Associated Tooth Set of the Late Cretaceous Lamniform Shark, Scapanorhynchus raphiodon (Mitsukurinidae), from the Niobrara Chalk of Western Kansas. Transactions of the Kansas Academy of Science, 105 (1/2): 18–26
The first associated tooth set of the extinct goblin shark, Scapanorhynchus raphiodon, from the Niobrara Chalk of western Kansas. Abstract. Abstract Kansas Academy of Science, Hays, 21:32.
A note on the occurrence of the anacoracid shark Pseudocorax laevis from the Smoky Hill Chalk (Upper Cretaceous) of western Kansas. Abstract Kansas Academy of Science, Program and Abstracts of the 133rd Kansas Academy of Science Meeting, University of Kansas, Lawrence 20: 33–34