noun
- Extinct group of armored fish-like vertebrates; taxonomy is not clear.
- synonyms: Osteostraci, suborder Osteostraci, suborder Cephalaspida
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). Cephalaspida. Retrieved September 28, 2026, from http://smartdefine.org/cephalaspida/definitions/1264319 |
| Chicago | WordNet. 2010. "Cephalaspida" http://smartdefine.org/cephalaspida/definitions/1264319 (accessed September 28, 2026). |
| Harvard | WordNet 2010, Cephalaspida, Smart Define, viewed 28 September, 2026, <http://smartdefine.org/cephalaspida/definitions/1264319>. |
| MLA | WordNet. "Cephalaspida" 23 October 2010. Web. 28 September 2026. <http://smartdefine.org/cephalaspida/definitions/1264319> |