Excerpt from Torreites Sanchezi (Douville) From Jamaica General form cylindrical to conical, straight or some what curved, colonial or solitary. Umbo excentrical, situated anteriorly. Anterior side with a shallow, longitudinal de pression. Ligamental ridge long, slightly tapering towards the interior. S and E pillars almost parallel-sided, rounded at their ends. E pillar considerably shorter than S, about half the length Of L. Cardinal apparatus arranged on a straight line which forms an angle Of 35 to 400 with the ligamental ridge. Left valve with three slots through which L, S, and E reach to the surface.

Left valve consists of two layers: an inn-er layer with pores radiating from the umbo and an outer, imperforate layer. 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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