Excerpt from The University of Kansas Science Bulletin, Vol. 15: Devoted to the Publications of the Results of Research by Members of the University of Kansas It will thus be seen that Williston's Synopsis, upon which all work has been previously based, is fast becoming insufficient, and a new monograph is desirable if confusion is not to result. SO various are the media of publication that it is extremely difficult to follow fully the new descriptions, to keep up with the literature. 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.