Fig. 10 in Givetian (Middle Devonian) sharks from Cairo, New York (USA): Evidence of early cosmopolitanism

Fig. 10. Scales of Elasmobranchii indet. fam., gen. et sp. B sensu Burrow et al. 2009 from the Givetian of the Cairo quarry, New York, tentatively assigned to omalodontid shark Portalodus mannoliniae sp. nov. A. NYSM 17899. B. NYSM 17898. C. NYSM 17900. D. NYSM 17958. E. NYSM 17791. F. NYSM 17796. G. NYSM 17927. H. NYSM 17795. I. NYSM 17944. J. NYSM 17798. K. NYSM 17934, white arrows indicate the superposed internal layers in the crown. L. NYSM 17918 (L1), with magnification of framed section (L2); the close-up on the bundle of fibres (L3) corresponds to the section identified by the arrow in L2. In crown (A1–J1), lateral (A2–C2, E2–H2, J2, L), postero-lateral (D2), antero-lateral (I2), and anterior (K) views.