Archosauria


Also found in: Dictionary, Thesaurus.

Archosauria

[‚är·kə′sȯr·ē·ə]
(vertebrate zoology)
A subclass of reptiles composed of five orders: Thecodontia, Saurischia, Ornithschia, Pterosauria, and Crocodilia.
References in periodicals archive ?
(2001): A review of Leydosuchus canadiensis Lambe 1907 (Archosauria: Crocodylia) and an assessment of cranial variation based upon new material.
The skull of Postosuchus kirkpatricki (Archosauria: Paracrocodyliformes) from the Upper Triassic of the United States.
(1987): The Cretaceous-Tertiary Boundary in a sector of the South Limb of the Miranda-Trevino Synclinal: the first appearance of Chelonia and Archosauria in the Basque Country.
(1996): An atoposaurid neosuchian (Archosauria: Crocodyliformes) from the Lower Cretaceous of Inner Mongolia (People's Republic of China).
The next most abundant groups are the Pteridophyta (15%) and Ostheichtya (14%), while the others (Charophyte, Bryophyta, Mollusca, Amphibia, Squamata and Archosauria) make up the remaining percentage of the taxa identified so far (Fregenal-Martinez and Buscalioni, 2009).