Excerpt from A Monograph of the Phyllopod Crustacea of North America: With Remarks on the Order Phyllocarida I desire also to express my thanks to Prof. F. V. Hayden, for the kind interest which he has taken in this work, and for the liberal number of plates with which the essay has been illustrated. 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.