Themiste (worm)

Themiste is a genus of peanut worms. It is the only genus in the family Themistidae.

Members of this family are filter feeders, and have their feeding tentacles arranged in an elaborate crown-like structure. This is in contrast to other sipunculans which are deposit feeders.

Species
The genus contains the following species:
 * Themiste alutacea (Grube & Ørsted, 1858)
 * Themiste blanda (Selenka and de Man, 1883)
 * Themiste cymodoceae (Edmonds, 1956)
 * Themiste dehamata (Kesteven, 1903)
 * Themiste dyscrita (Fisher, 1952)
 * Themiste hennahi (Gray, 1828)
 * Themiste lageniformis (Baird, 1868)
 * Themiste minor (Ikeda, 1904)
 * Themiste pyroides (Chamberlain, 1920)
 * Themiste variospinosa (Edmonds, 1980)