By Greg W. Rouse
Annelida is a various workforce of animals, regularly known as segmented worms and at present comprising round 14000 defined species. present in such a lot marine and freshwater parts, annelids have additionally effectively occupied many subterranean habitats. This quantity records annelid replica within the context in their phylogenetic relationships. It offers an creation and review to the present systematics of annelids and gives stories to large features of replica throughout Annelida. The chapters hide oogenesis, sperm, mating, early improvement, larval improvement and larval ecology. The ebook additionally covers a few of the significant clades (or purported clades) of annelids and addresses comparable concerns. the ultimate bankruptcy covers a number of the extra frustrating annelid teams by way of their phylogenetic placement.