The Mosquitoes of North and Central America and the West Indies, Vol. 4

Angebote / Angebote:

Excerpt from The Mosquitoes of North and Central America and the West Indies, Vol. 4: Systematic Description (in Two Parts) Part IISubgenus Psorophora: Head broad, subquadrate, broadest at or behind the eyes. The mouth brushes are well separated, inserted upon lateral prominences of the front, the elements of the brushes are coarse, hooked at the apex and serrate along their inner margins. Antennae small and inserted well back on the sides of the head. The maxillae are broad, quadrate. Head hairs small, single. Lateral comb of the eighth segment of many scales in a single row, sometimes attached to a plate, in most species preceded by a large patch of minute rudimentary scales. Air-tube somewhat fusiform, usually rather long, the pecten teeth produced into hairs and followed by a hair-tuft. Anal segment completely ringed by the chitinous plate.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis 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.