@inbook {358,
	title = {On the ecology of the sipunculan Phascolion strombi (Montagu)},
	booktitle = {Proceedings of the international symposium on the biology of the Sipuncula and Echiura},
	year = {1975},
	note = {KOTOR PROC VERTICAL \& QUANTITATIVE DISTRIB OF P.S. FROM WEST COAST OF SWEDEN. EVIDENT THAT THE TEMP-SALIN LAYER MARKS UPPER LIMIT IN VERT. DIST \& SEDIMENT CHARACTERISTICS MARK LOWER. SOFT CLAY IS AVOIDED. IN SUITABLE AREAS EMPTY SHELLS ARE MAJOR FACTOR IN DETERM. DISTRIB. DATA ON PRODUCTION AND ACCUMULATION AND AND ANIMAL USE OF EMPTY GASTRO SHELLS ARE GIVEN. USE OF AND NEED FOR SHELLS SHOWN... BEHAVIOR OF P.S. INSIDE SHELTER AND OCCUPATION OF A NEW SHELTER... HOLDFAST PAPS KEEP THE INSIDE CLEAN. SOME SEDIMENT CHARAC. OF OPTIMUM AREAS/CONDITIONS WITHIN HYDROGRAPHIC \& SHELTER REQUIREMENTS.},
	pages = {241-250},
	publisher = {Naucno Delo Press},
	organization = {Naucno Delo Press},
	address = {Belgrade},
	keywords = {behavior, ecology, p{\textquoteright}lion strombi},
	author = {Hylleberg, J.},
	editor = {Rice, M. E. and Todorovic, M.}
}
@article {357,
	title = {Fauna associated with the sipunculid Phascolion strombi (Montagu), especially the parasitic gastropod Menestho diaphana (Jeffreys)},
	journal = {Ophelia},
	volume = {7},
	number = {2},
	year = {1970},
	note = {@ FAUNA W P.ST. (SWEDISH WEST COAST) IN 2 GRPS. 1. ON EXPOSED SURF. OF SHELTER - 19 SPECIES FOUND \& INTERACTION W P.ST. WAS NEUTRAL. 2. FAUNA INSIDE SHELTER INCL SEVERAL SPP POLYCH, SIP \& HALACARID WERE IN CLAY PLUGS OF THE SHELTER, BUT THIS SEEMS TO BE MORE OR LESS ACCIDENTAL. THE PYRAMIDELLID {\textquoteright}MENESTHO DIAPHANA{\textquoteright} WAS COMMON. IT IS AN OBLIGATORY PARASITE OF PHASCOLION. DESCRIBED ITS FEEDING MECHANISM, ESP STYLET. EGG MASSES \& HATCHED LARV DESCRIBED. ADULT SNAILS USUALLY DIE AFTER SPAWNING. 2 SPP ENTOPROCTS FOUND ON CUTICLE \& A HYDROID ON ANTER. PAPIL REGION OF SOME. TABLE W 5 TYPES OF INTERACTIONS BETW P.ST. \& OTHERS. 1. NEUTRALISM 2. PROTOCOOPERATION 3. COMMENSALISM 4. COMPETITION 5. PARASITISM},
	pages = {257-276},
	keywords = {commensals, gastropod, p{\textquoteright}lion strombi, parasite},
	author = {Hylleberg, J.}
}
@article {356,
	title = {Irrigation in the sipunculid Phascolion strombi},
	journal = {Ophelia},
	volume = {7},
	year = {1969},
	note = {@ CHANGED NAME FROM KRIST.... IRRIGATES ITS HABITATION BY MUSCULAR MEANS. THE FREQUENCY OF IRRIGATION WAVES, THE VOLUMNE OF WATER TRANSPORTED PER WAVE AND THE CAPACITY OF IRRIGATION PER GRAM PER HOUR ARE CALCULATED FROM KYMOGRAPH RECORDS. TWO TYPES OF IRRIG. (CONTINUOUS AND DISCON) ARE DISTINGUISHED. THE TOTAL IRRIGATION IS ESTIMATED AT 15 ML/G/H AT TEMPERATURES BETWEEN 15 \& 22oC. GENERATION OF OVER AND UNDER PRESSURES IN P.ST. CONNECTED WITH A VERTICAL CAPILARY DEMONSTRADED THAT AN EVENTUAL RESISTANCE YIELDED BY THE SEDIMENT MAY BE OVERCOME BY THE WORM. DECAPITATED WORM DID CONTINUOUS IRRIG FOR 13 DAYS. SIGNIFICANCE MAINLY RESPIRATORY.},
	pages = {101-112},
	keywords = {irrigation, p{\textquoteright}lion strombi},
	author = {Hylleberg, J.}
}
