Fig. 1. A in The revision of "Cladodus" occidentalis, a late Palaeozoic ctenacanthiform shark

Fig. 1. A. Glikmanius occidentalis (Leidy, 1859), holotype, specimen ANSP 8394, from the upper Coal Measures (Pennsylvanian) of Manhattan, Kansas, in lingual (A1), aboral (A2), and labial/aboral (A3) views. B. Glikmanius sp., specimen CM 44504B, from the Namurian E3, Bear Gulch, Montana, in lingual view. C–E. G. occidentalis. C. Specimen USNM 14107, from undetermined Carboniferous of Illinois, labial view. D. Specimen BMNH P.7043 (labelled as Cladodus impressus Woodward), from the Moscovian of Myachkovo, Moscow District, in lateral view. E. The first ever published specimen, BMNH P.7364, from the Chance Pennystone, Coal Measures of Donnington, Coalbrook Dale, Shropshire, UK, labial view. F, G. Glikmanius sp., photographs in aniseed oil, parts of occlusal view, specimen MP30−1, from the Serpukhovian of the Kalinovskie Vyselki Quarry, Moscow District. F. Lingual part of the base. G. Intermediate cusp. H. Lateral cusp.