Publisher's Synopsis
Excerpt from Transactions of the Wagner Free Institute of Science of Philadelphia, Vol. 9: Part 2; March, 1921
Besides the life history of the species, this paper deals with the morphology of the seminal receptacle, and the results of artificial fertilization of the eggs, as well as certain facts of the hydrography around the Japanese Islands, so far as these have important bearings on the present investigation. 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.
