Fig. 68. Progymnodon hilgendorfi Dames, 1883, tooth plates. A–D. MSC 37450 in Taxonomy and biostratigraphy of the elasmobranchs and bony fishes (Chondrichthyes and Osteichthyes) of the lower-to-middle Eocene (Ypresian to Bartonian) Claiborne Group in Alabama, USA, including an analysis of otoliths

Fig. 68. Progymnodon hilgendorfi Dames, 1883, tooth plates. A–D. MSC 37450, basal Gosport Sand, upper tooth plate. A. Aboral view. B. Oral view. C. Posterior view. D. Profile view. E–H. MSC 37398.1, basal Gosport Sand, tooth plate. E. Aboral view. F. Oral view. G. Posterior view. H. Profile view. Scale bars: A–D = 1 cm; E–H = 5 mm. Anterior at top in oral and basal views.