
Suctoria reproduce primarily by budding, producing swarmers which lack both tentacles and stalks but have cilia. They may also reproduce through conjugation, which is peculiar in involving cells of different size and often involves total fusion. The way in which buds are formed is the primary way the different orders of suctoria are distinguished....
Found on
http://en.wikipedia.org/wiki/Suctoria

• (n. pl.) Same as Rhizocephala. • (n. pl.) An order of Infusoria having the body armed with somewhat stiff, tubular processes which they use as suckers in obtaining their food. They are usually stalked.
Found on
http://thinkexist.com/dictionary/meaning/suctoria/
Suc·to'ri·a noun plural [ New Latin See
Suction .]
(Zoology) 1. An order of Infusoria having the body armed with somewhat stiff, tubular processes which they use as suckers in obtaining their food. They are usually stalked.
2. Same as
Rhizocephala .
Found on
http://www.encyclo.co.uk/webster/S/232

Suctoria are a subclass of Ciliophora. The adult form has suctorial tentacles.
Found on
http://www.probertencyclopaedia.com/browse/BSB.HTM
No exact match found.