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Excerpt from Proceedings of the Academy of Natural Sciences of Philadelphia: 1860 M. Opaca, Anthony. - Shell ovate, thick, smooth, of a dark brown color; spire short, composed of about six convex whorls; body-whorl large, subangulated in the centre; sutures indicated by a narrow lighter line, and very distinct; aperture ovate, livid within; columella indented and tinged with purple; outer lip a little curved; sinus not remarkable. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

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9781331948735

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