SOUTH-CENTRAL MONTANA
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)
Genus nova
MONTANA
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.
Note: Skeletal remains of juveniles of either an Apatosaurus or Diplodocus.
MONTANA
BEARTOOTH PLATEAU
STRICKLAND CREEK SITE
MEMBER?
MORRISON FORMATION
ZONE?
AGE?
STAGE?
EPOCH?
LATE JURASSIC
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.
MONTANA
30 M E OF PRYOR
HORSE COULEE
MEMBER?
MORRISON FORMATION
ZONE?
AGE?
STAGE?
MALM EPOCH
LATE JURASSIC
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
SUBCLASS: DIAPSIDA
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)
Diplodocus sp