- Columbiformes, order Columbiformes - sand grouse; pigeons; doves; extinct dodos and solitaires
--1 is a kind of animal order
--1 is a member of Aves, class Aves
--1 has members:columbiform bird; Raphidae, family Raphidae; Columbidae, family Columbidae; Pteroclididae, family Pteroclididae