with tentacles surrounding the mouth; tentacles of variable form: few to numerous, sometimes rudimentary lobes or even absent. attached anteriorly, near the anus, but not posteriorly. Two nephrida.
Sorry, there are no scientific synonyms and common names available for this taxon
Knight-Jones, E.W. & J.S. Ryland, 1990. Priapulida, Sipuncula, Echiura, Pogonophora, and Entoprocta. In: The Marine Fauna of the British Isles and North-West Europe. (ed. P.J. Hayward & J.S. Ryland). Clarendon Press, Oxford.
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