This volume of The Journal of Parasitology presents a collection of peer-reviewed articles on the latest research in parasitology. The articles cover a wide range of topics, including the ecology and evolution of parasites, the epidemiology and control of parasitic diseases, and the molecular biology of parasitic organisms. This book is an essential resource for anyone interested in the study of parasites, from researchers and students to medical professionals working in the field of parasitology. 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.