Abzhanov, ArkhatBhullar, Bhart-Anjan Singh2014-06-072014-06-062014Bhullar, Bhart-Anjan Singh. 2014. The evolution and development of the archosaurian head and the origin of the bird skull. Doctoral dissertation, Harvard University.http://dissertations.umi.com/gsas.harvard:11667http://nrs.harvard.edu/urn-3:HUL.InstRepos:12274632Abstract: Archosauria, the "ruling reptiles," characterized along their stem by relatively large, macrocarnivorous animals, are today represented by two enormously successful but divergent extant clades: Aves, the birds, and Crocodylia, the crocodiles and alligators. This thesis seeks to characterize major transformations in the cranial region of archosaurs, a prominent theme in their evolution.en-USEvolution & developmentPaleontologyBiologyArchosauriaBeakCraniofacialCraniumCrocodyliaHeterochronyThesis or Dissertation