noun
- Oldest known reptiles; turtles and extinct Permian forms.
- synonyms: subclass Anapsida
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). anapsida. Retrieved September 23, 2026, from http://smartdefine.org/anapsida/definitions/1195851 |
| Chicago | WordNet. 2010. "anapsida" http://smartdefine.org/anapsida/definitions/1195851 (accessed September 23, 2026). |
| Harvard | WordNet 2010, anapsida, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/anapsida/definitions/1195851>. |
| MLA | WordNet. "anapsida" 23 October 2010. Web. 23 September 2026. <http://smartdefine.org/anapsida/definitions/1195851> |