@article {618,
	title = {British echiurids (Echiuroidea), Sipunculids (Sipunculoidea), and Priapulids (Priapuloidea)},
	journal = {Synopses of the British Fauna No. 12 The Linnean Society of London},
	volume = {12},
	year = {1960},
	pages = {1-27},
	author = {Stephen, A. C.}
}
@article {617,
	title = {Echiuroidea and Sipunculoidea from Senegal, West Africa},
	journal = {Bulletin de l{\textquoteright}Institut Francais d{\textquoteright}Afrique Noire},
	volume = {22a},
	number = {2},
	year = {1960},
	pages = {512-520},
	author = {Stephen, A. C.}
}
@article {225,
	title = {Sipunculids from New Zealand and the Chatham Islands},
	journal = {New Zealand Department of Scientific and Industrial Research Bulletin},
	volume = {139},
	number = {4},
	year = {1960},
	note = {Bio. results of the Chatham Islands 1954 Expedition},
	pages = {159-167},
	author = {Edmonds, S. J.}
}
