Major Subgroups in the Phylum

Used with permission from T. Holtz Jr. (http://www.geol.umd.edu/~tholtz/G104/10417what.htm)

MAJOR SUBGROUPS

SAURISCHIA ("Lizard hips")

SAUROPODOMORPHA ("sauropod form")

THEROPODA ("beast foot")

ORNITHISCHIA ("bird hips")

THYREOPHORA ("shield bearer")

ORNITHOPODA ("bird foot")

MARGINOCEPHALIA ("ridge head")



Author: Emma Schachner
Last updated: 13 November 2004
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