@book {174,
	title = {The Sipuncula. Their systematics, biology and evolution},
	year = {1994},
	pages = {453 pp},
	publisher = {Cornell University Press},
	organization = {Cornell University Press},
	address = {Ithaca, N.Y.},
	author = {Cutler, E. B.}
}
@article {185,
	title = {A revision of the genera Sipunculus and Xenosiphon (Sipuncula)},
	journal = {Zoological Journal of the Linnean Society},
	volume = {85},
	year = {1985},
	pages = {219-246},
	author = {Cutler, E. B. and Cutler, N. J.}
}
@article {216,
	title = {<i>Sipunculus marcusi</i> spec. nov. (Sipuncula) from Southern Brazil},
	journal = {Boletim de Zoologia, Universidade de Sao Paulo},
	volume = {1},
	year = {1976},
	pages = {81-84},
	author = {Ditadi, A. S. F.}
}
@inbook {290,
	title = {Zoologia},
	booktitle = {Historia fisica y politica de Chile},
	year = {1849},
	note = {OLDIE FROM SAIZ? / IN SPANISH; SIP. LAGENA *N.SP. S. CYLINDRICUS ?LOST NAMES??},
	pages = {54-56},
	publisher = {Casa del autor en el Museo de Historia Natural de Santiago},
	organization = {Casa del autor en el Museo de Historia Natural de Santiago},
	address = {Paris},
	author = {Gay, C.}
}
