Observations on the Genus Unio, Vol. 1

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Excerpt from Observations on the Genus Unio, Vol. 1: Together With Descriptions of New Species in the Families Naiades, Colimacea, Lymnaeana, Melaniana and Peristomiana There cannot be a doubt that the two pairs of muscles, which support the foot and serve by their alternate action to give the animal locomotion, are entirely distinct from the great anterior and posterior muscles. Which seem but to serve the purpose of closing the valves opened by the elasticity of the ligament. The cicatrices of the muscles of the foot, ante riorly. Are placed under the great anterior cicatrix, posteriorly over the great posterior cicatrix. And are sometimes con¿uent with the great cicatrices. Sometimes entirely distinct from them. 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.