Download or read book Keys to the Trematoda written by David Ian Gibson and published by CABI. This book was released on 2002 with total page 535 pages. Available in PDF, EPUB and Kindle. Book excerpt: This work, in three volumes, presents a detailed revision of the systematics and taxonomy of the platyhelminth class Trematoda, subclasses Aspidogastrea and Digenea, with keys for the identification of these parasites at the superfamily, family, subfamily, and generic levels. The trematodes are parasitic worms infecting all vertebrate groups and include families of significance to human and animal health. The first volume covers the subclass Aspidogastrea and order Strigeida, while the second and third volumes will cover the orders Echinostomida and Plagiorchiida