Home|Search|Identify|Taxonomic tree|Quiz|About this site|Feedback
Developed by ETI BioInformatics
Characteristics, distribution and ecology
Taxonomische classification
Synonyms and common names
Literature references
Images, audio and video
Links to other Web sites

(Oug, 1978)

Body small, thin, arched dorsally, flattened ventrally.
Prostomium rounded, about as long as broad; without eyes. Two palps ventrolaterally, reaching chaetiger 3. Palps divided into a long base and a short distal part. Two antennae, anterior to the palps, reach chaetiger 6 or 7, with 20-25 annulations.
The first 2 segments without chaetae, parapodia or appendages, but each surrounded by a ring of cilia. Other segments have well-developed parapodia and from chaetiger 12-16 onwards they have 2 ciliary bands each.
Parapodia with short postchaetal lobes. Dorsal cirri on long cirrophores with aciculae, absent on the first chaetiger. Ventral cirri are long and finger-shaped. 1-3 simple bidentate and 0-2 forked chaetae above the acicula and 6-10 compound chaetae beneath it.
Pygidium with two long and one short cirrus.
Proboscis long; mandibles smooth, X-shaped. Maxillae: upper row with bidentate plates, Basal plate with 16-22 teeth and lower row similar to upper row. Maxillary carrier with 10-13 teeth (O. subaequalis-jaw plates).

Incomplete specimen 11 mm for 63 segments.

Living animal whitish.

In mud, to about 30 m depth.


Ougia subaequalis