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Temporal range: Eocene-Holocene 40–0Ma
|Ostrich (Struthio camelus), male and female|
Struthionidae is a family of flightless ratite birds which first appeared during the Eocene epoch. It is today represented by the sole living genus Struthio, but also contains several extinct genera.
- Brands, Sheila (14 Aug 2008). "Taxon: Genus Struthio". Project: The Taxonomicon. Retrieved 12 Jun 2012.
- Mayr, G. (2009). Paleogene fossil birds. Springer.