Field Guide to Molluscan Spawn

Volume II, a continuation of a field guide that describes the spawn of various mollusks containing its proper name as well as the common name. The taxon, geographical range, & how fertilization takes place for each species is given. The guide identifies & describes the spawn with photographs of every species mentioned & includes close-up photos of the egg capsules. Biology students can turn to a guide that will identify eggs masses found on our shores & elsewhere. There are examples in all of the three subclasses of the class Gastropoda, Prosobranchia, Opisthobranchia & Pulmonata. A glossary & a bibliography of thirty-two entries completes this handy guide.Winner, Beatrice E. is the author of 'Field Guide to Molluscan Spawn' with ISBN 9780963273413 and ISBN 0963273418.