| Cyrilavis Temporal range: Early Eocene,
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|---|---|
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| Skull of C. colburnorum | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Aves |
| Family: | †Halcyornithidae |
| Genus: | †Cyrilavis Martin, 2010 |
| Type species | |
| †Primobucco olsoni (Feduccia & Martin, 1976)
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Cyrilavis is an extinct genus of halcyornithid bird from the Early Eocene Fossil Butte Member of the Green River Formation, United States. The genus contains two species, Cyrilavis olsoni and Cyrilavis colburnorum.[1]
- ^ Ksepka, Daniel T.; Clarke, Julia A.; Grande, Lance (2011). "Stem Parrots (Aves, Halcyornithidae) from the Green River Formation and a Combined Phylogeny of Pan-Psittaciformes". Journal of Paleontology. 85 (5): 835–852. Bibcode:2011JPal...85..835K. doi:10.1666/10-108.1. ISSN 0022-3360.