500+ species of chitons are illustrated in color, including 61 type specimens & many species rarely treated in other works. Arrangement is by faunal province to facilitate identification. Information for each species gives author & date, locality of illustrated specimen, the collection in which it is currently stored, publication in which it was described, location of type material, type locality & a brief description with size, distribution, habitat, and abundance. Additional information includes glossary, illustrations of internal organs & shell structure, classification and bibliography.
