See also: carinatae
- (dated) A taxonomic subclass within the class Aves—Birds having a pronounced keel-like sternum, to which muscles used in flight attach.
- A taxonomic clade within the class Aves—Birds descended from a certain common ancestral type of bird, possibly having a keel-like sternum and other bone-structure characteristics.
- Bird lineage remains particularly unsettled, so the definition and relationships of Carinatae is subject to revision and the name may become disused.
- (subclass): Eukaryota - superkingdom; Animalia - kingdom; Bilateria - subkingdom; Deuterostomia - infrakingdom; Chordata - phylum; Aves - class; Saurornithes - informal group; Ornithothoraces, Ornithurae - clades