Download or read book Annals of the Entomological Society of America, 1919, Vol. 12 (Classic Reprint) written by Herbert Osborn and published by Forgotten Books. This book was released on 2017-04-28 with total page 146 pages. Available in PDF, EPUB and Kindle. Book excerpt: Excerpt from Annals of the Entomological Society of America, 1919, Vol. 12 The Protoblattoidea died out in the Permian, where the first true Mantids appeared, these differing in venation very little from the former group. 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.