A history of British star-fishes, and other animals of the class Echinodermata . SHELL-BEARING SIIUNtULUS. 251 SWUXCULID-E. SirUNCULACEJ].. Genus Si/punculus. Linnaeus. Generic Character.—Trunk cylindrical, long, having a circle of simple lineartentacula near its extremity. SHELL-BEARING SIPUNCULUS. Sipimculus Bemhardus. Forbes. Specific Character.—Body smooth anteriorly, studded with small bristlestowards its obtuse posterior extremity; trunk long, smooth, saving near theextremity, where it is surrounded by four rows of minute bristles. Sipimculus Strombi, Montagu, Lin. Trans. VII. p. 74. Fle
A history of British star-fishes, and other animals of the class Echinodermata . SHELL-BEARING SIIUNtULUS. 251 SWUXCULID-E. SirUNCULACEJ].. Genus Si/punculus. Linnaeus. Generic Character.—Trunk cylindrical, long, having a circle of simple lineartentacula near its extremity. SHELL-BEARING SIPUNCULUS. Sipimculus Bemhardus. Forbes. Specific Character.—Body smooth anteriorly, studded with small bristlestowards its obtuse posterior extremity; trunk long, smooth, saving near theextremity, where it is surrounded by four rows of minute bristles. Sipimculus Strombi, Montagu, Lin. Trans. VII. p. 74. Fleming, Brit. An. p. 491. Gray, Spicel. Zool. I).D. Sipunculus DcntaUi, Gray, Spicel. Zool. 8. The form of the tentacula and the general habit of theanimals, distinguish the genus Sipunculus from Syrinx. 252 SIPUNCULACE^E. The species bury in sand, or in the crevices of rocks, or,as is the custom of the curious animal before us, adopt theshells of dead univalve testacea for a house and home, afterthe manner of the Hermit Crab. The Sipunculus wouldappear, however, to be of a less changeable disposition ofmind and body than its crust
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