@article {679,
	title = {Sipunculoidea and Echiuroidea from West Africa together with a bibliography on Gephyrea after 1920},
	journal = {Bulletin Institut royal des Sciences naturelles de Belgique},
	volume = {33},
	number = {42},
	year = {1957},
	pages = {1-24},
	author = {Wesenberg-Lund, E.}
}
