Case, G.R. & Cappetta, H. (1997)
A new selachian fauna from the Late Maastrichtian of Texas (Upper Cretaceous/Navarro Group; Kemp Formation). Münchner Geowissenschaftliche Abhandlungen Reihe A, Geologie und Paläontologie, 34, 131–189, 10 fig., 15 pl.

Becker, M.A. & Chamberlain, J.A. & Wolf, G.E. (2006)
Chondrichthyans from the Arkadelphia Formation (Upper Cretaceous: upper Maastrichtian) of Hot Spring County, Arkansas. Journal of Paleontology, 80(4), 700–716
DOI: 10.1666/0022-3360(2006)80[700:CFTAFU]2.0.CO;2

Case, G.R. & Cook, T.D. & Sadorf, E.M. & Shannon, K.R. (2017)
A late Maastrichtian selachian assemblage from the Peedee Formation of North Carolina, USA. Vertebrate Anatomy Morphology Palaeontology, 3, 63–80

Guinot, G. & Condamine, F.L. (2023)
Global impact and selectivity of the Cretaceous-Paleogene mass extinction among sharks, skates, and rays. Science, 379, 802–806
DOI: 10.1126/science.abn2080