Fig. 7 in New specimen of the rare requiem shark Eogaleus bolcensis from the Bolca Lagerstätte, Italy

Fig. 7. Dermal denticles at different scales of head and trunk regions (in dorsal view) of Eogaleus bolcensis Cappetta, 1975, Monte Postale, Bolca, Italy; middle–late Cuisian. A. MSNPV 24625, details of a skin patch preserved in the head region (A1), SEM imaging of a Morphotype A denticle (A2); the scale is thick and well ridged, an upward-pointing spine occurs in dorsal view, thickened by the distal convergence of ridges. B. MSNPV 24626, patches of dermal denticles of arranged ventrally to vertebral column, along the distal area of the trunk (B1), SEM imaging of a denticle in dorsal view from the trunk region, where dermal denticles are teardrop-shaped (Morphotype B) (B2); the ridges end apically, without forming peaks, medial-distal upward spines are absent. Abbreviations: p, peak; r, ridge; ri, ridge interspace; s, spine.