Case, G.R. (2001)
A new selachian fauna from the Coleraine Formation (Upper Cretaceous/ Cenomanian) of Minnesota. Palaeontographica, Abt. A, 261(4–6), 103–112

Cumbaa, S.L. & Shimada, K. & Cook, T.D. (2010)
Mid-Cenomanian vertebrate faunas of the WesternInterior Seaway of North America and their evolutionary, paleobiogeographical, and paleoecological implications. Palaeogeography, Palaeoclimatology, Palaeoecology, 295(1–2), 199–214
DOI: 10.1016/j.palaeo.2010.05.038

Underwood, C.J. & Cumbaa, S.L. (2010)
Chondrichthyans from a Cenomanian (Late Cretaceous) bonebed, Saskatchewan, Canada. Palaeontology, 53(4), 903–944
DOI: 10.1111/j.1475-4983.2010.00969.x

Cook, T.D. & Wilson, M.V.H. & Murray, A.M. & Plint, A.G. & Newbrey, M.G. & Everhart, M.J. (2013)
A high latitude euselachian assemblage from the early Turonian of Alberta, Canada. Journal of Systematic Palaeontology, 11(5), 555–587
DOI: 10.1080/14772019.2012.707990