This is a reproduction of a book published before 1923. This book may have occasional imperfections such as missing or blurred pages, poor pictures,...
Publié pour la première fois en 1845, ce livre est un guide indispensable pour les entomologistes débutants et chevronnés. Le cours est divisé en 12 leçons, chacune traitant d'un groupe différent...
This comprehensive guide to Canadian fossil insects, myriapods, and arachnids provides a detailed analysis of the fascinating organisms that once roamed Canada's ancient ecosystems. The book is a...
This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the "public domain in the United States of...