FIGURE 2 in A new genus and species of Goniasteridae, Peedeeaster sandersoni, and the first occurrence of Sclerasterias (Asteriidae) from the Cretaceous Peedee Formation of North Carolina

FIGURE 2. Sclerasterias sp. USNM PAL 618279. Fossil material figured unless otherwise noted. Scale bar=2.0 mm. A. Superomarginal and inferomarginal spines, adambulacral plates. B. Sclerasterias contorta, USNM E 34058 showing tube foot groove, ambulacral plates,, adambulacral plates, inferomarginals and superomarginals. C. Actinal view showing adambulacral plates, inferomarginal spines and adjacent plates. D. Cross section showing ambulacrals, marginals and adambulacrals. Arrow pointing to the right in the lower right corner indicating abactinal direction. Abbreviations: Admb= Adambulacral plates, Ad sp=Adambulacral spines, Fur=furrow spine, IM plate=Inferomarginal plate, IM sp=Inferomarginal spine, TF groove=tube foot groove, Trv=Transverse rib.