TEXAS

BREWSTER COUNTY

BIG BEND NATIONAL PARK

RATTLESNAKE MOUNTAIN

"PURPLE HILL" MICROSITES

AGUJA FORMATION

EDMONTONIAN AGE

UPPER CAMPANIAN STAGE- LOWER MAASTRICHTIAN STAGE

SENONIAN SUBEPOCH

UPPER GULF EPOCH

LATE CRETACEOUS

VETEROVATA

OOSUPERCOHORT: DINOSAURIOVUM VIALOV, 1975

OOCOHORT: THEROPODA NOVA

Morphotype: Dinosauroid-Prismatic

Gen. sp indet.

Morphotype: Ornithoid-prismatic incertae sedis

Gen. sp indet.

OOCOHORT: ORNITHISCHIFORMES NOVA

OOMAGNORDER: ORNITHISCHIA SEELEY, 1888

Morphotype: Dinosauroid-spherulitic

Gen. sp indet.

OOCLASS: AVES NOVA

Morphotype: Ornithoid-ratite

Cf Continuoolithus

Cf Porituberoolithus

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TEXAS

BREWSTER COUNTY

BIG BEND NATIONAL PARK

NEAR TALLEY MOUNTAIN

UPPER AGUJA FORMATION

EDMONTONIAN AGE

UPPER CAMPANIAN STAGE- LOWER MAASTRICHTIAN STAGE

SENONIAN SUBEPOCH

UPPER GULF EPOCH

LATE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

INFRACLASS: NEODIAPSIDA BENTON, 1985

LEGION: LEPIDOSAUROMORPHA DUMERIL & BIBRON, 1839

SUBLEGION: LEPIDOSAURIA HAECKEL, 1866 (DUMERIL & BIBRON, 1839)

MAGNORDER: SQUAMATA OPPEL, 1811

SUPERORDER: LACERTILIA OWEN, 1842

GRANDORDER: ASCALABOTA GILMORE, 1928

ORDER: IGUANIA LATREILLE, 1825

SUBORDER: DRACOMORPHA NORTHCUTT, 1978

INFRAORDER: TEIUMORPHA ALIFANOV, 2000

Family: TEIIDAE Gray, 1827

Subfamily: CHAMOPSINAE Denton & O’Neill 1995

Chamops sp

Leptochamops

SUBORDER: ACRODONTIA COPE, 1864

INFRAORDER: AGAMOGNATHA EMEND ALIFANOV, 2000

PARVORDER: POLYGLYPHANODONTIA EMEND ALIFANOV, 2000

Family: ADAMISAURIDAE Sulimski, 1978

Peneteius sp

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990

COHORT: CROCODYLOTARSI BENTON & CLARK, 1988

MAGNORDER: SUCHIA KREBS, 1974

SUPERORDER: CROCODYLOMORPHA WALKER, 1968

GRANDORDER: CROCODILIFORMES HAY, 1930

MICRORDER: MESOEUROCROCODYLIA WHETSTONE & WHYBROW, 1983

ORDER: EUSUCHIA emend HUXLEY, 1875

INFRAORDER: CROCODYLIA emend GMELIN, 1877

PARVORDER: BREVIROSTRES

Superfamily: ALLIGATORIDEA Buffetaut, 1985

GLOBIDONTA BROUCHU, 1999

Family: ALLIGATORIDAE Gray, 1844

Brachychampsa sp

Deinosuchus sp

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