Excerpt from Proceedings of the United States National Museum, Vol. 110: Numbers 3416-3421 The mexicanus group consists of Melanoplus mexicanus and five closely related species. There are five subspecies in addition to the typical ones. Distribution is limited to North America, from southern Mexico to the Arctic. At this stage in our knowledge of the species groups of Melanoplus, the best that can be ofl'ered as a definition of the mexicanus group is a somewhat loose combination of the following characters. 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.