Excerpt from Studies on the Enchytraeidae of North America: Thesis In spite of the fact that the forms belonging to the family Eu chytm'idaz are common in many parts of North America, it is a group of which little is known. Less than a dozen references constitute the literature on the North American species. The writer has been carry ing on investigations in this field in Illinois for the last three years, and the following paper represents some of the results of this study He wishes to express his indebtedness to ...
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Excerpt from Studies on the Enchytraeidae of North America: Thesis In spite of the fact that the forms belonging to the family Eu chytm'idaz are common in many parts of North America, it is a group of which little is known. Less than a dozen references constitute the literature on the North American species. The writer has been carry ing on investigations in this field in Illinois for the last three years, and the following paper represents some of the results of this study He wishes to express his indebtedness to Professor Frank Smith, nu der whose direction this work has been done. Acknowledgments are also due as follows: to the Director of the Sewage Testing Station at Chicago, for permission to work in the laboratories of that institu tion; to Dr. Arthur Lederer, chief chemist of the Testing Station, and to his associates, for the many courtesies extended to the writer dur ing his work at that place; and to Professor S. A. Forbes, for ma terial from the collections of the Illinois State Laboratory of Natural History. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at ... 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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