Payne's thesis is a groundbreaking work on the biology of hookworm larvae. Using a combination of laboratory experiments and field observations, this study provides a detailed analysis of the behavior and activities of these parasitic creatures. The information contained in this book has important implications for the diagnosis and treatment of hookworm infections, as well as for the development of strategies to prevent the spread of these parasites. 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 America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.