Sandcoleidae is an extinct family of birds in the order

Coliiformes The mousebirds are birds in the order Coliiformes. They are the sister group to the clade Cavitaves, which includes the Leptosomiformes (the cuckoo roller), Trogoniformes ( trogons), Bucerotiformes ( hornbills and hoopoes), Piciformes ( wo ...

(mousebirds). Fossils of this family have been found in Denmark and the United States. The group may be

paraphyletic Paraphyly is a taxonomic term describing a grouping that consists of the grouping's last common ancestor and some but not all of its descendant lineages. The grouping is said to be paraphyletic ''with respect to'' the excluded subgroups. In co ...

and is sometimes placed in the separate order Sandcoleiformes.

Taxonomy

Order COLIIFORMES * Family †Sandcoleidae Houde & Olson 1992 sensu Mayr & Mourer-Chauviré 2004 ** Genus †'' Sandcoleus'' Houde & Olson 1992 ***†''S. copiosus'' ** Genus †'' Anneavis'' Houde & Olson 1992 ***†''A. anneae'' ** Genus †'' Eoglaucidium'' Fischer 1987 ***†''E. pallas'' ** Genus †''

Tsidiiyazhi ''Tsidiiyazhi abini'' () is an extinct relative of the modern mousebirds, found in 2017 in the Nacimiento Formation on ancestral Navajo lands in New Mexico New Mexico is a state in the Southwestern United States, Southwestern region ...

'' Ksepka ''et al.'', 2017 ***†''T. abini'' Some authorities also include '' Selmes absurdipes'', '' Chascacocolius oscitans'' and '' Eobucco brodkorbi'' in this family.

References

{{Taxonbar, from=Q23091970 Paleocene birds Coliiformes Eocene birds Prehistoric bird families