Metazoa

All Sources -
Updated Media sources (1) About encyclopedia.com content Print Topic Share Topic
views updated

Craniata (Vertebrata; vertebrates; phylum Chordata) The subphylum of animals that have a bony or cartilaginous skull and a dorsal vertebral column. It includes the fish, amphibians, reptiles, birds, and mammals, which appear successively in the fossil record, starting in the Ordovician. See also BONE; and CARTILAGE.

views updated

Craniata (kingdom Metazoa, phylum Chordata) The subphylum that comprises animals that have a bony or cartilaginous skull and a dorsal vertebral column. See also VERTEBRATA.

views updated

Metazoa See ANIMALIA.

views updated

Metazoa See ANIMALIA.

views updated

Craniata See Chordata.