(n.) A genus of large eocene birds from the Paris basin.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). gastornis. Retrieved September 25, 2026, from http://smartdefine.org/gastornis/definitions/2011473 |
| Chicago | Webster's. 2011. "gastornis" http://smartdefine.org/gastornis/definitions/2011473 (accessed September 25, 2026). |
| Harvard | Webster's 2011, gastornis, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/gastornis/definitions/2011473>. |
| MLA | Webster's. "gastornis" 27 May 2011. Web. 25 September 2026. <http://smartdefine.org/gastornis/definitions/2011473> |