ARIZONA
PIMA COUNTY
SOUTH OF THE EMPIRE MOUNTAINS
SHELLENBERGER CANYON FORMATION
LATE EARLY CRETACEOUS
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
SUBCLASS: CHELONOMORPHA KUHN, 1960
SUPERCOHORT: TESTUDINES LINNAEUS, 1758
Incertae sedis
Gen. sp indet.
SUBCLASS: DIAPSIDA OSBORN, 1904
SUPERLEGION: NEODIAPSIDA BENTON, 1985
LEGION: ARCHOSAUROMORPHA HUENE, 1946
SUBLEGION: DINOSAUROMORPHA BENTON & NORMAN IN BENTON, 1985
INFRALEGION: DINOSAURIFORMES NOVAS, 1992
SUPERCOHORT: DINOSAURIA OWEN, 1842
COHORT: THEROPODA EMEND MARSH, 1881
AVEPODA PAUL, 2002
SUPERORDER: NEOTHEROPODA BAKKER, 1986
GRANDORDER: TETANURAE GAUTHIER, 1986
ORDER: NEOTETANURAE SERENO, WILSON, LARSSON, DUTHEIL &
SUBORDER: AVETHEROPODA PAUL, 1988
Superfamily: ALLOSAUROIDEA Marsh, 1878 (sensu Currie & Zhao, 1994)
Family: ACROCANTHOSAURIDAE Molnar, 2001
Acrocanthosaurus sp
Note: This is more than likely an undeterminate dinosaur vertebra.COHORT: ORNITHISCHIFORMES COOPER, 1985
SUPERORDER: SAUROPODOMORPHA HUENE, 1932
Incertae sedis
Gen. sp indet.
SUPERORDER: EURYOPDA SERENO, 1986
GRANDORDER: ARMATOSAURIA ZHAO, 1983 (emend)
ORDER: ANKYLOSAURIA OSBORN, 1923
SUBORDER: SCELIDOSAURIA COOPER, 1985
INFRAORDER: ANKYLOSAURA OSBORN, 1923
Family: NODOSAURIDAE Marsh, 1890
Gen. sp indet.
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