. 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. 28 PLATE XIII. [Assembly 1 Shells of the Hamilton group. i BRACHIOPODA. 1. Strophomena tnequistriata. 2. Spirifer zigzag. 3. Atrypa reticularis (p. 67). 4. Spirifer mucronatus, lower valve (p. 67).6. Same, front view. 6. Same, shorter variety. 7. Same, very elongated variety. 8. Atrypa aspera. 9. Same, front view. 10. Same, magnified portion of surface. 11. Same, with the spines still adhering in parts.
. 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. 28 PLATE XIII. [Assembly 1 Shells of the Hamilton group. i BRACHIOPODA. 1. Strophomena tnequistriata. 2. Spirifer zigzag. 3. Atrypa reticularis (p. 67). 4. Spirifer mucronatus, lower valve (p. 67).6. Same, front view. 6. Same, shorter variety. 7. Same, very elongated variety. 8. Atrypa aspera. 9. Same, front view. 10. Same, magnified portion of surface. 11. Same, with the spines still adhering in parts. 12. Atrypa concinna. 13. A. concentrica, lower valve (p. 67). 14. Same, front view. 15. DiSCINA GRANDIS (p. 67). No. 136.] PLATE XIIL 29. 30 PLATE XIV. [Assembly Fossils of the Hamilton group. SHELLS. 1. Bellerophon patulus. 2. microdon ijellastriata. 3. cucull^a opima. 4. NUCULA OBLONGA (p. 67). 5. NuCULA LINEATA. ^ 6. Tellina ovata. 7. NuCULA BELLATULA. 8. n. truncata. 9. modiola concentrica. 10. Orthoceras constrictum. 11. Orthonota undulatum. 12. loxonema nexilis. 13. avicula flabella. 14. Turbo lineatus. 15. Cypricardites recurva. No. 136.] PLATE XIV. 31
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Keywords: ., bookcentury1800, bookdecade1850, booksubjectscience, bookyear1853
