Publisher's Synopsis
Excerpt from Entwicklungsgeschichte von Dreissensia Polymorpha Pall
Dreissensia trat im Ural zuerst 1768 auf, 1824 im Donaugebiet, 1825 im deutschen Ostseegebiet, 1826 im Rhein, 1828 im Elbegebiet, etwas fr�her (1824) in England und endlich Anfang der sechziger Jahre im Loire und Seinegebiet, so dass sie jetzt �ber den gr��ten Theil von Europa n�rdlich der Alpen und Pyren�en verbreitet sein d�rfte. 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.
