COLORADO
MONTROSE COUNTY
GREEN ACRES
URAVAN
MEMBER?
MORRISON FORMATION
STAGE?
AGE?
MALM EPOCH
LATE JURASSIC
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: SPHENODONTIFORMES Hay, 1930
ORDER: SPHENODONTIA WILLISTON, 1925
Family: EILENODONTIDAE Ramussen & Callison, 1981
Eilenodon robustus
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MONTROSE COUNTY
NEAR THE MOUTH OF LA SAL CREEK ON THE DOLORES RIVER
WINGATE FORMATION
LATE TRIASSIC
ICHNOSTEM: TETRAPODIPIDA NOVA
ICHNOSUPERCLASS: AMNIOTAIPIDII NOVA
ICHNOCLASS: REPTILIPEDIA VIALOV, 1966
ICHNOSUBCLASS: DIAPSIDIPIDII NOVA
ICHNOSTEM-GROUP: NEODIAPSIDIPEDII NOVA
ICHNOINFRACLASS: NEODIAPSIDIPEDII NOVA
ICHNOSUBDIVISION: ARCHOSAURIPEDIDII NOVA
ICHNOLEGION: DINOSAUROMORPHIPEDA NOVA
ICHNOSUBLEGION: DINOSAURIFORMEIPEDIDII NOVA
ICHNOSUPERCOHORT: DINOSAUROPEDIDA NOVA
ICHNOCOHORT: THEROPODIPEDIA NOVA
Incerate sedis
Gen. sp indet.
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COLORADO
MONTROSE COUNTY
NEAR BEDROCK
CHINLE GROUP
CARNIAN STAGE
LOWER LATE TRIASSIC EPOCH
LATE TRIASSIC
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
SUBCLASS: DIAPSIDA OSBORN, 1904
SUPERLEGION: NEODIAPSIDA BENTON, 1985
LEGION: ARCHOSAUROMORPHA HUENE, 1946
SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990
COHORT: CROCODYLOTARSI BENTON & CLARK, 1988
SUPERORDER: PARASUCHIMORPHA NOVA
ORDER: PARASUCHIA HUXLEY, 1875
Incertae sedis
Genus et sp indet.
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COLORADO
MONTROSE COUNTY
WEST OF DELTA
MEMBER?
MORRISON FORMATION
ZONE?
AGE?
STAGE?
MALM EPOCH
LATE JURASSIC
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
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: ORNITHISCHIFORMES COOPER, 1985
SUPERORDER: SAUROPODOMORPHA HUENE, 1932
GRANDORDER: BRONTOSAURIA OLSHEVSKY, 1991 (emend)
MICRORDER: SAUROPODA MARSH, 1878
ORDER: EUSAUROPODA
SUBORDER: NEOSAUROPODA BONAPARTE, 1986
INFRAORDER: MACRONARIA WILSON & SERENO, 1998
PARVORDER: TITANOSAURIFORMES SALGADO ET AL, 1997
Family: BRACHIOSAURIDAE Riggs, 1904
Incertae sedis
Brachiosaurus sp
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COLORADO
MONTROSE COUNTY
5.5 MILES SOUTHWEST OF URAVAN
SHEETZ’ QUARRY 1
UPPER OR BRUSHY BASIN MEMBER
MORRISON FORMATION
ZONE 3
COMOBLUFFIAN AGE
KIMMERIDGIAN STAGE
UPPERMOST MALM EPOCH
LATE JURASSIC
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
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: ORNITHISCHIFORMES COOPER, 1985
MAGNORDER: ORNITHISCHIA SEELEY, 1888
SUPERORDER: NEORNITHISCHIA COOPER, 1985
GRANDORDER: ORNITHOPODA MARSH, 1871
MICRORDER: EUORNITHOPODA SERENO, 1986
ORDER: IGUANODONTIA DOLLO, 1888
SUBORDER: DRYOMORPHA SERNEO, 1986
Family: DRYOSAURIDAE Milner & Norman, 1984
Dryosaurus altus
= Laosaurus altus
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COLORADO
MONTROSE COUNTY
URAVAN
MEMBER?
MORRISON FORMATION
STAGE?
AGE?
MALM EPOCH
LATE JURASSIC
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: SPHENODONTIFORMES Hay, 1930
ORDER: SPHENODONTIA WILLISTON, 1925
Family: EILENODONTIDAE Ramussen & Callison, 1981
Eilenodon robustus
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COLORADO
MONTROSE COUNTY
A FEW MILES FROM URAVAN
MEMBER?
MORRISON FORMATION
ZONE?
AGE?
STAGE?
MALM EPOCH
LATE JURASSIC
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
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: ORNITHISCHIFORMES COOPER, 1985
SUPERORDER: SAUROPODOMORPHA HUENE, 1932
GRANDORDER: BRONTOSAURIA OLSHEVSKY, 1991 (emend)
MICRORDER: SAUROPODA MARSH, 1878
ORDER: EUSAUROPODA
SUBORDER: NEOSAUROPODA BONAPARTE, 1986
INFRAORDER: HOMALOSAUROPIA JANENSCH, 1929
PARVORDER: DIPLODOCIMORPHA CALVO & SALGADO, 1995
Superfamily: DIPLODOCOIDEA Marsh, 1884 (sensu Upchurch, 1995)
Family: DIPLODOCIDAE Marsh, 1884
Subfamily: DIPLODOCINAE Marsh, 1884 (sensu Janensch, 1929)
Incertae sedis
Gen. sp indet.
MAGNORDER: ORNITHISCHIA SEELEY, 1888
SUPERORDER: NEORNITHISCHIA COOPER, 1985
GRANDORDER: ORNITHOPODA MARSH, 1871
MICRORDER: EUORNITHOPODA SERENO, 1986
ORDER: IGUANODONTIA DOLLO, 1888
SUBORDER: DRYOMORPHA SERNEO, 1986
Family: DRYOSAURIDAE Milner & Norman, 1984
Dryosaurus sp
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COLORADO
MONTROSE COUNTY
URAVAN LOCALITY
MEMBER?
MORRISON FORMATION
ZONE?
AGE?
STAGE?
MALM EPOCH
LATE JURASSIC
VETEROVATA
OOSUPERCOHORT: DINOSAURIOVUM VIALOV, 1975
Incertae sedis
Gen. sp indet.
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