†order Sandcoleiformes Houde and Olson 1992 (bird)
Full reference: P. Houde and S. L. Olson. 1992. A radiation of coly-like birds from the Eocene of North America (Aves: Sandcoleiformes new order). Natural History Museum of Los Angeles County, Science Series 36:137-160
Parent taxon: Trogonomorphae according to B. C. Livezey and R. L. Zusi 2007
Sister taxa: Coliiformes, Trogoniformes
Subtaxa: Sandcoleidae
Ecology: ground dwelling carnivore
Distribution:
• Eocene of Denmark (1 collection), United States (1: Wyoming)
• Paleocene of United States (2: New Mexico, Wyoming)
Total: 4 collections each including a single occurrence