Pelonaia corrugata Forbes and Goodsir, 1841, Firth of Clyde, Scotland.
OTHER COMMON NAMES None known.
Solitary species with elongated (up to 3.9 in, or 10 cm long) vermiform body resembling a sipunculid rather than an ascid-ian. Test is brown and leathery, covered by short, thin hairs. Branchial and atrial apertures are on small sessile siphons close to each other on the anterior, narrower end of the body.
Widely distributed in cold and temperate waters of Northern Hemisphere, in the North Atlantic and North Pacific, probably circumpolar in the Arctic.
Lives unattached in soft mud or sand at depths from 6.6 to 656 ft (2 to 200 m).
BEHAVIOR Immobile species.
FEEDING ECOLOGY AND DIET
Nothing is known.
CONSERVATION STATUS Not listed by the IUCN.
SIGNIFICANCE TO HUMANS None known. ♦
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