Welton, B.J. (1979)
Late Cretaceous and Cenozoic Squalomorphii of the Northwest Pacific Ocean. PhD, Univ. of California Berkeley, 553 p., 71 fig.

Aguilera, O.A. & de Aguilera, D.R. (2001)
An exceptional coastal upwelling fish assemblage in the Caribbean neogene. Journal of Paleontology, 75(3), 732–742
DOI: 10.1666/0022-3360(2001)075<0732:AECUFA>2.0.CO;2

Kriwet, J. & Klug, S. (2009)
Fossil record and origin of squaliform sharks (Chondrichthyes, Neoselachii). In Gallucci, V.F. & McFarlane, G.A. & Bargmann, G.G. (Eds). Biology and management of dogfish sharks. American Fisheries Society. Bethesda, Maryland: 19–38

Aguilera, O.A. & Ramos, M.I.F. & Paes, E.T. & Ferreira Costa, S.A.R. & Sánchez-Villagra, M.R. (2011)
The Neogene tropical America fish assemblage and the paleobiogeography of the Caribbean region. Swiss Journal of Palaeontology, 130(2), 217–240
DOI: 10.1007/s13358-011-0020-9