'Hyperoartia' definitions:
Definition of 'Hyperoartia'
From: WordNet
noun
Lampreys as distinguished from hagfishes [syn: Petromyzoniformes, suborder Petromyzoniformes, Hyperoartia, suborder Hyperoartia]
Definition of 'Hyperoartia'
From: GCIDE
- Hyperoartia \Hy`per*o*ar"ti*a\, n. pl. [NL.] (Zool.) An order of marsipobranchs including the lampreys. The suckerlike moth contains numerous teeth; the nasal opening is in the middle of the head above, but it does not connect with the mouth. See Cyclostoma, and Lamprey. [1913 Webster]