(n.pl.) 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.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). hyperoartia. Retrieved September 23, 2026, from http://smartdefine.org/hyperoartia/definitions/2018338 |
| Chicago | Webster's. 2011. "hyperoartia" http://smartdefine.org/hyperoartia/definitions/2018338 (accessed September 23, 2026). |
| Harvard | Webster's 2011, hyperoartia, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/hyperoartia/definitions/2018338>. |
| MLA | Webster's. "hyperoartia" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/hyperoartia/definitions/2018338> |