The Collaborative International Dictionary
Suctorian
Suctorian \Suc*to"ri*an\, n.
(Zo["o]l.) A cartilaginous fish with a mouth adapted for suction, as the lampery.
(Zo["o]l.) One of the Suctoria.
Wiktionary
suctorian
n. A protist of the subclass Suctoria in the class ''(taxlink Phyllopharyngea class noshow=1)''; a predatory sessile ciliate.