Excerpt from A Generic Classification of the Nearctic Sawflies (Hymenoptera, Symphyta): With Seventeen Plates
In the Siricoidea, Plate II, fig. 18, a groove (gr) is present, running ventrad or caudad of the antennal sockets, which receives the basal segments of the antennae in repose.
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Paperback. Zustand: New. Print on Demand. This book presents a comprehensive exploration of sawflies, a diverse group of insects that play a crucial role in ecosystems as herbivores and pollinators. Through comparative morphology, the author unravels the evolutionary relationships among sawfly groups, offering a deeper understanding of their origins and diversification. The book delves into the sawflies' unique physical characteristics, including their heads, appendages, wings, and abdomens, providing a detailed analysis of their structure and function. By examining these morphological features, the author traces the evolutionary history of sawflies and sheds light on their adaptation to various ecological niches. This book is an invaluable resource for entomologists, evolutionary biologists, and anyone interested in the fascinating world of insects. It contributes significantly to our knowledge of sawflies and provides a foundation for further research into their biology and evolution. Forgotten Books publishes hundreds of thousands of rare and classic books. 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. The digital edition of all books may be viewed on our website before purchase. print-on-demand item. Bestandsnummer des Verkäufers 9780428029630_0
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