No common name

Pelonaia corrugata

ORDER Pleurogona

FAMILY Styelidae

TAXONOMY

Pelonaia corrugata Forbes and Goodsir, 1841, Firth of Clyde, Scotland.

OTHER COMMON NAMES None known.

PHYSICAL CHARACTERISTICS

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.

DISTRIBUTION

Widely distributed in cold and temperate waters of Northern Hemisphere, in the North Atlantic and North Pacific, probably circumpolar in the Arctic.

HABITAT

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

Filter feeder.

REPRODUCTIVE BIOLOGY

Nothing is known.

CONSERVATION STATUS Not listed by the IUCN.

SIGNIFICANCE TO HUMANS None known. ♦

Essentials of Human Physiology

Essentials of Human Physiology

This ebook provides an introductory explanation of the workings of the human body, with an effort to draw connections between the body systems and explain their interdependencies. A framework for the book is homeostasis and how the body maintains balance within each system. This is intended as a first introduction to physiology for a college-level course.

Get My Free Ebook


Post a comment