@article {888,
	title = {Limiting factors on the distribution of shell/tube-dwelling sipunculans},
	journal = {Journal of Experimental Marine Biology and Ecology},
	volume = {446},
	year = {2013},
	month = {08/2013},
	pages = {345-354},
	chapter = {345},
	keywords = {Artificial sampling unit, Aspidosiphon, ecology, phascolion, Shelter availability, Sipuncula},
	doi = {http://dx.doi.org/10.1016/j.jembe.2013.06.011},
	url = {http://www.sciencedirect.com/science/article/pii/S002209811300230X},
	author = {L.M. Ferrero-Vicente and C. Marco-M{\'e}ndez and {\'A}. Loya-Fern{\'a}ndez and JL S{\'a}nchez-Lizaso}
}
@article {885,
	title = {Distribution of Sipuncula in the Gulf of Valencia and Cape Nao (western Mediterranean)},
	journal = {Zootaxa},
	volume = {3646},
	year = {2013},
	month = {05/2013},
	pages = {235-250},
	chapter = {235},
	keywords = {distribution, diversity, ecology, Mediterranean, Sipuncula, zoogeography},
	issn = {ISSN 1175-5326},
	doi = {10.11646/zootaxa.3646.3.3},
	url = {http://www.mapress.com/zootaxa/2013/f/z03646p250f.pdf},
	author = {L.M. Ferrero-Vicente and J.A. De-la-ossa-Carretero and Y. Del-pilar-Ruso and J.L. Sanchez-Lizaso}
}
@article {532,
	title = {Observations on the ecology and reproduction of the sipunculan Phascolion cryptus in the Indian River Lagoon __________________},
	journal = {Florida Scientist},
	volume = {46},
	number = {3/4},
	year = {1983},
	note = {@ MOST ABUNDANT SIP IN INDIAN RIVER LAGOON - P{\textquoteright}LION CRYPTUS - MONTHLY BASIS FROM JUNE 76-MAY 77. LIVE IN EMPTY GASTRO SHELLS IN SHALLOW WATER IN DENSITY OF 667-3,856/M2 9KM NORTH OF FORT P INLET. COMMON IN SHELLS OF 5 SPP... REPRO ACTIV ESTIMATED BY STAGE OF COELOMIC GAMETES \& SPAWNING IN THE LAB. REPRODUCTIVE THRU THE YEAR WITH TREND FOR HIGHER ACTIVITY NOV-MAY. JUVIN WERE 37-58\% OF POPUL IN WINTER, SPRING \& SUMMER, DOWN TO 16\% IN FALL.},
	pages = {382-396},
	keywords = {ecology, p{\textquoteright}lion cryptus, reproduction},
	author = {Rice, M. E. and Piraino, J. and Reichardt, H. F.}
}
