noun
- Extinct group of armored jawless vertebrates; taxonomy is not clear.
- synonyms: order Ostracodermi
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). Ostracodermi. Retrieved September 29, 2026, from http://smartdefine.org/ostracodermi/definitions/1194965 |
| Chicago | WordNet. 2010. "Ostracodermi" http://smartdefine.org/ostracodermi/definitions/1194965 (accessed September 29, 2026). |
| Harvard | WordNet 2010, Ostracodermi, Smart Define, viewed 29 September, 2026, <http://smartdefine.org/ostracodermi/definitions/1194965>. |
| MLA | WordNet. "Ostracodermi" 23 October 2010. Web. 29 September 2026. <http://smartdefine.org/ostracodermi/definitions/1194965> |