Reference
Jun A. Ebersole, David J. Cicimurri, Gary L. Stringer (2019): Taxonomy and biostratigraphy of the elasmobranchs and bony fi shes (Chondrichthyes and Osteichthyes) of the lower-to-middle Eocene (Ypresian to Bartonian) Claiborne Group in Alabama, USA, including an analysis of otoliths – European Journal of Taxonomy – 0585: 1 - 274.