. Annual report of the regents of the university of the state of New York on the condition of the State Cabinet of Natural History and the historical and antiquarian collection annexed thereto. [Assembly, No. 136.] c 18 PLATE IX. [Assembly Fossils of the Lower Helderberg ^ A. From the Waterlime series ( p. 68). 1. Spirifer plicatus. 2. avicula rtjgosa. 3. Tentaculites ornatus. 4. LiTTORINA ANTIQUA. 5. Atrtpa sulcata. 6. Cytherina alta. B. From the Pentamerus limestone ( p. 58). 7. Pentamerus galeatus. 8. Same, front view. 9. euomphalus profundus. 10. Atrypa lacunosa, 11. Lepocrinites ge
. Annual report of the regents of the university of the state of New York on the condition of the State Cabinet of Natural History and the historical and antiquarian collection annexed thereto. [Assembly, No. 136.] c 18 PLATE IX. [Assembly Fossils of the Lower Helderberg ^ A. From the Waterlime series ( p. 68). 1. Spirifer plicatus. 2. avicula rtjgosa. 3. Tentaculites ornatus. 4. LiTTORINA ANTIQUA. 5. Atrtpa sulcata. 6. Cytherina alta. B. From the Pentamerus limestone ( p. 58). 7. Pentamerus galeatus. 8. Same, front view. 9. euomphalus profundus. 10. Atrypa lacunosa, 11. Lepocrinites gebhardi. C. From the Catskill shaly limestone ( p. 58). 12. Atrypa singularis, side and rear views. 13. Eatonia medialis. 14. Spirifer macropleura. 15. Meristella l^vis, front and side views. 16. Strophomena punctulipera. 17. Strophomena radiata. This group is made up of the three limestones above specified. No. 136.] PLATE IX. J9. 20 PLATE X. [Assembly Fossils of the Oriskany sandstone (p. 59). 1. Spirifer arenosa. 2. Renssel^ria ovoides. 3. Same, profile view. 4. Orthis hipparionyx, internal cast of upper valve. 5. Spirifer arenosa, do do of lower valve. 6. Eatonia peculiaris, side. 7. Same, hinge. 8. Same, front. No. 136.] PLATE X. 21
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