The Currant Fruit Fly (Classic Reprint)

Excerpt from The Currant Fruit Fly North America is divisible into 7 transcontinental belts or life zones, each characterized by particular associations of ani mals and plants. These zones are: the Artic - Alpine, Hudsonian, Canadian, Transition, Upper Austral, Lower Austral and Tropi cal. The Transition zone is sub-divided into three faunal areas an eastern humid or Alleghanian, a western arid and' a Pacific coast humid division. The Upper Austral zone is divided into two faunal areas - an eastern humid or Carolinian and a western arid or Upper Sonoran area. The lower Austral and Tropical zones are likewise divisible, but since Epochm canadensis has not-been recorded from any locality belonging to these zones, the divisions need not be considered. 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.