. 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. Science. No. 109.] 99 Megan TERis ^quiradiata. Pal. Vol. iii, pi. 45, f. 4. Jttrypa cequiradiata, Conrad : Jour. Acad. Nat. Sc. Phil., Yol. 8. ; pi. 16, f. 17. Shell elliptical or subovoid ; valves nearly equal; surface marked by simple regular radiating strise; beak of the ventral valve moderately incurved, scarcely gibbous; margins of valves not sinuous. Geological position and locality. Upp

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. 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. Science. No. 109.] 99 Megan TERis ^quiradiata. Pal. Vol. iii, pi. 45, f. 4. Jttrypa cequiradiata, Conrad : Jour. Acad. Nat. Sc. Phil., Yol. 8. ; pi. 16, f. 17. Shell elliptical or subovoid ; valves nearly equal; surface marked by simple regular radiating strise; beak of the ventral valve moderately incurved, scarcely gibbous; margins of valves not sinuous. Geological position and locality. Upper Pentamerus limestone of the Lower Helderberg group, Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original New York State Museum. Albany, Regents of the University of the State of New York

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Keywords: ., bookcentury1800, bookdecade1850, booksubjectscience, bookyear1853