@article {598,
	title = {Die Sipunculiden und Echiuriden der "Siboga" Expedition, nebst Zusammenstellung der Uberdies aus den indischen Archipel bekannten Arten},
	journal = {Siboga-Expeditie, Monographie},
	volume = {25},
	year = {1902},
	pages = {1-53},
	author = {Sluiter, C. P.}
}
@inbook {588,
	title = {Sipunculoidea, with an account of a new genus Lithacrosiphon},
	booktitle = {Fauna and geography of the Maldive and Laccadive Archipelagoes},
	year = {1902},
	pages = {131-140},
	publisher = {University Press},
	organization = {University Press},
	address = {Cambridge},
	author = {Shipley, A. E.},
	editor = {Gardiner, J. S.}
}
