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Montana - Judith River

GroupMontana
FormationJudith River
Member(s)Coal Ridge
McClelland Ferry
Woodhawk
Age:83.5 - 70.6 Ma
Late/Upper Cretaceous
IntervalMiddle Campanian - Late Campanian
Lithologyclaystone, sandstone/siltstone, mudstone, sandstone, "shale", sandstone/ironstone, sandstone/claystone
Number of Collections64
Number of Occurrences311

Recorded Sample Locations

LocationRegionStratigraphic Name
Ankylosaur PointChouteau County, Montana, USAMontana - Judith River
Blackbird Ridge Quarry Stillwater County, Montana, USAMontana - Judith River
Bob's IliaHill County, Montana, USAMontana - Judith River
Careless Creek Quarry Sweet Grass County, Montana, USAMontana - Judith River - McClelland Ferry
Chiment 1Hill County, Montana, USAMontana - Judith River
Clambank Hollow QuarryChouteau County, Montana, USAMontana - Judith River
1963-1966 Clayball HillChouteau County, Montana, USAMontana - Judith River - Coal Ridge
Cocolin 1Hill County, Montana, USAMontana - Judith River
Coke's FloatHill County, Montana, USAMontana - Judith River
Dispute ButteHill County, Montana, USAMontana - Judith River
French 3 HillHill County, Montana, USAMontana - Judith River
Garbage BedHill County, Montana, USAMontana - Judith River
Hidden Valley Quarry Golden Valley County, Montana, USAMontana - Judith River
Laird Lake NEHill County, Montana, USAMontana - Judith River
UnitySaskatchewan, CanadaMontana - Judith River - Coal Ridge
Woodpile CreekSaskatchewan, CanadaMontana - Judith River - Coal Ridge
Missouri Breaks Blaine County, Montana, USAMontana - Judith River
Missouri Breaks Fergus County, Montana, USAMontana - Judith River
UCMP V83125Hill County, Montana, USAMontana - Judith River - McClelland Ferry
West end of the Fort Peck reservoir at the Robinson BridgePhillips County, Montana, USAMontana - Judith River
mouth of Dog CreekChouteau County, Montana, USAMontana - Judith River - McClelland Ferry
Cow IslandFergus County, Montana, USAMontana - Judith River
Ceratops type siteBlaine County, Montana, USAMontana - Judith River - Coal Ridge
"Bad Place"Chouteau County, Montana, USAMontana - Judith River - Coal Ridge
Missouri BreaksBlaine County, Montana, USAMontana - Judith River
Cow Island Fergus County, Montana, USAMontana - Judith River
Princeton MicrositeHill County, Montana, USAMontana - Judith River
Dave's PachycephalosaurLiberty County, Montana, USAMontana - Judith River
Lost River PachycephalosaurHill County, Montana, USAMontana - Judith River
Antelope Head Quarry Wheatland County, Montana, USAMontana - Judith River
S.P.A. Quarry Stillwater County, Montana, USAMontana - Judith River
Ox Hill Quarry Wheatland County, Montana, USAMontana - Judith River
Jensen Ranch Mini-site Golden Valley County, Montana, USAMontana - Judith River
Cow IslandFergus County, Montana, USAMontana - Judith River
MOR JR-009Wheatland County, Montana, USAMontana - Judith River
Fresno nest siteHill County, Montana, USAMontana - Judith River
Mansfield BonebedHill County, Montana, USAMontana - Judith River - McClelland Ferry
Judith River badlands Fergus County, Montana, USAMontana - Judith River
MOR JR-168Phillips County, Montana, USAMontana - Judith River - McClelland Ferry
Willow Creek Fergus County, Montana, USAMontana - Judith River
Leo SitePhillips County, Montana, USAMontana - Judith River - McClelland Ferry
SMNH Locality 72K09-0005Census Division 8, Saskatchewan, CanadaMontana - Judith River
MOR JR-122Hill County, Montana, USAMontana - Judith River
Willow CreekGallatin County, Montana, USAMontana - Judith River
Charitemys captans type localityChouteau County, Montana, USAMontana - Judith River
MOR JR-144QHill County, Montana, USAMontana - Judith River
Milk RiverHill County, Montana, USAMontana - Judith River
Bearpaw Mountains Chouteau County, Montana, USAMontana - Judith River
Long Pine HillsHarding County, South Dakota, USAMontana - Judith River
Mud Creek Wheatland County, Montana, USAMontana - Judith River
between Fish Creek and Mud CreekGolden Valley County, Montana, USAMontana - Judith River
Fred Townsend's Ranch Carter County, Montana, USAMontana - Judith River
BCT QuarryPetroleum County, Montana, USAMontana - Judith River
Little Cottonwood CreekPhillips County, Montana, USAMontana - Judith River
Woodhawk bonebedFergus County, Montana, USAMontana - Judith River - Woodhawk
8 km west-southwest of WinifredFergus County, Montana, USAMontana - Judith River - Coal Ridge
south of Taffy Creek Fremont County, Wyoming, USAMontana - Judith River

Associated Units

Stratigraphic NameAgeLithologyOccurrence Records
Bear66.0 - 63.3 Ma
Paleocene
29
Bearpaw Shale70.6 - 66.0 Ma
Late/Upper Cretaceous
shale, "shale"/"carbonate", mudstone85
Judith River83.5 - 70.6 Ma
Late/Upper Cretaceous
sandstone, "siliciclastic", mudstone73
Melville - lower61.7 - 56.8 Ma
Paleocene
2
Montana - Bearpaw Shale72.1 - 66.0 Ma
Late/Upper Cretaceous
shale/"limestone", claystone/sandstone, "shale"55
Montana - Judith River - Coal Ridge83.5 - 70.6 Ma
Late/Upper Cretaceous
siltstone, mudstone41
Montana - Judith River - McClelland Ferry83.5 - 70.6 Ma
Late/Upper Cretaceous
sandstone, mudstone/coal, mudstone/sandstone, lignite/sandstone, sandstone/claystone97
Montana - Judith River - Woodhawk83.5 - 70.6 Ma
Late/Upper Cretaceous
17

Recorded Fossils

Accepted NameHierarchyAge
Liliacidites sp.
genus
6Plantae : Tracheophyta : Liliopsida : Liliales : Liliacidites83.5 - 70.6 Ma
Late/Upper Cretaceous
Monosulcites sp.
genus
6Plantae : Angiospermae : Monosulcites83.5 - 70.6 Ma
Late/Upper Cretaceous
Aquilapollenites sp.
genus
6Plantae : Magnoliophyta : Aquilapollenites83.5 - 70.6 Ma
Late/Upper Cretaceous
Tubulifloridites sp.
genus
6Plantae : Tracheophyta : Magnoliopsida : Asterales : Asteraceae : Tubulifloridites83.5 - 70.6 Ma
Late/Upper Cretaceous
Scabrastephanocolpites sp.
genus
6Plantae : Spermatophyta : Magnoliopsida : Scabrastephanocolpites83.5 - 70.6 Ma
Late/Upper Cretaceous
Stantoniella cretacea
species
7Animalia : Arthropoda : Insecta : Blattodea : Mesoblattinidae : Stantoniella : Stantoniella cretacea83.5 - 70.6 Ma
Late/Upper Cretaceous
Acipenseriformes
order
4Animalia : Chordata : Actinopterygii : Acipenseriformes83.5 - 70.6 Ma
Late/Upper Cretaceous
Acipenser sp.
genus
6Animalia : Chordata : Actinopteri : Acipenseriformes : Acipenseridae : Acipenser83.5 - 70.6 Ma
Late/Upper Cretaceous
Priscosturion longipinnis
species
7Animalia : Chordata : Actinopteri : Acipenseriformes : Acipenseridae : Priscosturion : Priscosturion longipinnis83.5 - 70.6 Ma
Late/Upper Cretaceous
Coriops sp.
genus
6Animalia : Chordata : Actinopterygii : Albuliformes : Albulidae : Coriops83.5 - 70.6 Ma
Late/Upper Cretaceous
Amia sp.
genus
6Animalia : Chordata : Actinopteri : Amiiformes : Amiidae : Amia83.5 - 70.6 Ma
Late/Upper Cretaceous
Cyclurus sp.
genus
6Animalia : Chordata : Actinopteri : Amiiformes : Amiidae : Cyclurus83.5 - 70.6 Ma
Late/Upper Cretaceous
Paralbula sp.
genus
6Animalia : Chordata : Actinopteri : Elopiformes : Phyllodontidae : Paralbula83.5 - 70.6 Ma
Late/Upper Cretaceous
Esocidae
family
5Animalia : Chordata : Actinopterygii : Esociformes : Esocidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Lepidosteus sp.
genus
6Animalia : Chordata : Actinopteri : Lepisosteiformes : Lepisosteidae : Lepidosteus83.5 - 70.6 Ma
Late/Upper Cretaceous
Lepisosteus sp.
genus
6Animalia : Chordata : Actinopterygii : Lepisosteiformes : Lepisosteidae : Lepisosteus83.5 - 70.6 Ma
Late/Upper Cretaceous
Lepisosteus occidentalis
species
7Animalia : Chordata : Actinopteri : Lepisosteiformes : Lepisosteidae : Lepisosteus : Lepisosteus occidentalis83.5 - 70.6 Ma
Late/Upper Cretaceous
Lepidotus occidentalis
species
7Animalia : Chordata : Actinopteri : Lepisosteiformes : Lepidotes : Lepidotus occidentalis83.5 - 70.6 Ma
Late/Upper Cretaceous
Belonostomus sp.
genus
6Animalia : Chordata : Actinopteri : Aspidorhynchidae : Belonostomus83.5 - 70.6 Ma
Late/Upper Cretaceous
Belonostomus longirostris
species
7Animalia : Chordata : Actinopteri : Aspidorhynchidae : Belonostomus : Belonostomus longirostris83.5 - 70.6 Ma
Late/Upper Cretaceous
Teleostei
unranked clade
99Animalia : Chordata : Actinopteri : Teleostei83.5 - 70.6 Ma
Late/Upper Cretaceous
Aves
class
3Animalia : Chordata : Aves83.5 - 70.6 Ma
Late/Upper Cretaceous
Baptornis sp.
genus
6Animalia : Chordata : Aves : Hesperornithiformes : Baptornithidae : Baptornis83.5 - 70.6 Ma
Late/Upper Cretaceous
Hesperornis sp.
genus
6Animalia : Chordata : Aves : Hesperornithiformes : Hesperornithidae : Hesperornis83.5 - 70.6 Ma
Late/Upper Cretaceous
Ischyodus sp.
genus
6Animalia : Chordata : Chondrichthyes : Chimaeriformes : Callorhynchidae : Ischyodus83.5 - 70.6 Ma
Late/Upper Cretaceous
Hybodus sp.
genus
6Animalia : Chordata : Chondrichthyes : Hybodontiformes : Hybodontidae : Hybodus83.5 - 70.6 Ma
Late/Upper Cretaceous
Hybodus montanensis
species
7Animalia : Chordata : Chondrichthyes : Hybodontiformes : Hybodontidae : Hybodus : Hybodus montanensis83.5 - 70.6 Ma
Late/Upper Cretaceous
Squalicorax kaupi
species
7Animalia : Chordata : Chondrichthyes : Lamniformes : Anacoracidae : Squalicorax : Squalicorax kaupi83.5 - 70.6 Ma
Late/Upper Cretaceous
Archaeolamna kopingensis
species
7Animalia : Chordata : Chondrichthyes : Lamniformes : Archaeolamnidae : Archaeolamna : Archaeolamna kopingensis83.5 - 70.6 Ma
Late/Upper Cretaceous
Cretolamna sp.
genus
6Animalia : Chordata : Chondrichthyes : Lamniformes : Cretoxyrhinidae : Cretolamna83.5 - 70.6 Ma
Late/Upper Cretaceous
Cretolamna appendiculata
species
7Animalia : Chordata : Chondrichthyes : Lamniformes : Cretoxyrhinidae : Cretolamna : Cretolamna appendiculata83.5 - 70.6 Ma
Late/Upper Cretaceous
Protolamna sp.
genus
6Animalia : Chordata : Chondrichthyes : Lamniformes : Eoptolamnidae : Protolamna83.5 - 70.6 Ma
Late/Upper Cretaceous
Carcharias sp.
genus
6Animalia : Chordata : Elasmobranchii : Lamniformes : Odontaspididae : Carcharias83.5 - 70.6 Ma
Late/Upper Cretaceous
Odontaspis sp.
genus
6Animalia : Chordata : Elasmobranchii : Lamniformes : Odontaspididae : Odontaspis83.5 - 70.6 Ma
Late/Upper Cretaceous
Myledaphus sp.
genus
6Animalia : Chordata : Elasmobranchii : Rhinopristiformes : Rhinobatidae : Myledaphus83.5 - 70.6 Ma
Late/Upper Cretaceous
Myledaphus bipartitus
species
7Animalia : Chordata : Chondrichthyes : Myliobatiformes : Dasyatidae : Myledaphus : Myledaphus bipartitus83.5 - 70.6 Ma
Late/Upper Cretaceous
Scapanorhynchus sp.
genus
6Animalia : Chordata : Elasmobranchii : Lamniformes : Mitsukurinidae : Scapanorhynchus83.5 - 70.6 Ma
Late/Upper Cretaceous
Hypotodus sp.
genus
6Animalia : Chordata : Elasmobranchii : Lamniformes : Odontaspididae : Hypotodus83.5 - 70.6 Ma
Late/Upper Cretaceous
Hypotodus grandis
species
7Animalia : Chordata : Elasmobranchii : Lamniformes : Odontaspididae : Hypotodus : Hypotodus grandis83.5 - 70.6 Ma
Late/Upper Cretaceous
Cretorectolobus sp.
genus
6Animalia : Chordata : Chondrichthyes : Orectolobiformes : Cretorectolobus83.5 - 70.6 Ma
Late/Upper Cretaceous
Cretorectolobus olsoni
species
7Animalia : Chordata : Chondrichthyes : Orectolobiformes : Cretorectolobus : Cretorectolobus olsoni83.5 - 70.6 Ma
Late/Upper Cretaceous
Eucrossorhinus sp.
genus
6Animalia : Chordata : Chondrichthyes : Orectolobiformes : Orectolobidae : Eucrossorhinus83.5 - 70.6 Ma
Late/Upper Cretaceous
Squatirhina sp.
genus
6Animalia : Chordata : Chondrichthyes : Orectolobiformes : Orectolobidae : Squatirhina83.5 - 70.6 Ma
Late/Upper Cretaceous
Protoplatyrhina sp.
genus
6Animalia : Chordata : Chondrichthyes : Rajiformes : Protoplatyrhina83.5 - 70.6 Ma
Late/Upper Cretaceous
Protoplatyrhina renae
species
7Animalia : Chordata : Chondrichthyes : Rajiformes : Protoplatyrhina : Protoplatyrhina renae83.5 - 70.6 Ma
Late/Upper Cretaceous
Ptychotrygon sp.
genus
6Animalia : Chordata : Chondrichthyes : Sclerorhynchiformes : Ptychotrygonidae : Ptychotrygon83.5 - 70.6 Ma
Late/Upper Cretaceous
Ptychotrygon triangularis
species
7Animalia : Chordata : Chondrichthyes : Sclerorhynchiformes : Ptychotrygonidae : Ptychotrygon : Ptychotrygon triangularis83.5 - 70.6 Ma
Late/Upper Cretaceous
Ischyrhiza sp.
genus
6Animalia : Chordata : Chondrichthyes : Sclerorhynchiformes : Sclerorhynchidae : Ischyrhiza83.5 - 70.6 Ma
Late/Upper Cretaceous
Ischyrhiza avonicola
species
7Animalia : Chordata : Chondrichthyes : Sclerorhynchiformes : Sclerorhynchidae : Ischyrhiza : Ischyrhiza avonicola83.5 - 70.6 Ma
Late/Upper Cretaceous
Ischyrhiza mira
species
7Animalia : Chordata : Chondrichthyes : Sclerorhynchiformes : Sclerorhynchidae : Ischyrhiza : Ischyrhiza mira83.5 - 70.6 Ma
Late/Upper Cretaceous
Selachii
unranked clade
99Animalia : Chordata : Chondrichthyes : Selachii83.5 - 70.6 Ma
Late/Upper Cretaceous
Eutheria
infraclass
3.5Animalia : Chordata : Mammalia : Heptaconodon : Eutheria83.5 - 70.6 Ma
Late/Upper Cretaceous
Mammalia
class
3Animalia : Chordata : Mammalia83.5 - 70.6 Ma
Late/Upper Cretaceous
Metatheria
subclass
3.3Animalia : Chordata : Mammalia : Metatheria83.5 - 70.6 Ma
Late/Upper Cretaceous
Theria
subclass
3.3Animalia : Chordata : Mammalia : Theria83.5 - 70.6 Ma
Late/Upper Cretaceous
Tribotheria
infraclass
3.5Animalia : Chordata : Mammalia : Tribotheria83.5 - 70.6 Ma
Late/Upper Cretaceous
Batodon sp.
genus
6Animalia : Chordata : Mammalia : Geolabididae : Batodon83.5 - 70.6 Ma
Late/Upper Cretaceous
Cimolestes sp.
genus
6Animalia : Chordata : Mammalia : Cimolestidae : Cimolestes83.5 - 70.6 Ma
Late/Upper Cretaceous
Alphadon sp.
genus
6Animalia : Chordata : Mammalia : Didelphimorphia : Didelphidae : Alphadon83.5 - 70.6 Ma
Late/Upper Cretaceous
Alphadon attaragos
species
7Animalia : Chordata : Mammalia : Didelphimorphia : Didelphidae : Alphadon : Alphadon attaragos83.5 - 70.6 Ma
Late/Upper Cretaceous
Alphadon halleyi
species
7Animalia : Chordata : Mammalia : Didelphimorphia : Didelphidae : Alphadon : Alphadon halleyi83.5 - 70.6 Ma
Late/Upper Cretaceous
Alphadontidae
family
5Animalia : Chordata : Mammalia : Didelphimorphia : Alphadontidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Turgidodon praesagus
species
7Animalia : Chordata : Mammalia : Didelphimorphia : Alphadontidae : Turgidodon : Turgidodon praesagus83.5 - 70.6 Ma
Late/Upper Cretaceous
Alphadon russelli
species
7Animalia : Chordata : Mammalia : Didelphimorphia : Didelphidae : Turgidodon : Alphadon russelli83.5 - 70.6 Ma
Late/Upper Cretaceous
Didelphidae
family
5Animalia : Chordata : Mammalia : Didelphimorphia : Didelphidae83.5 - 70.6 Ma
Late/Upper Cretaceous
? no name ?
10083.5 - 70.6 Ma
Late/Upper Cretaceous
Ectocentrocristus foxi
species
7Animalia : Chordata : Mammalia : Marsupialia : Ectocentrocristus : Ectocentrocristus foxi83.5 - 70.6 Ma
Late/Upper Cretaceous
Multituberculata
order
4Animalia : Chordata : Mammalia : Multituberculata83.5 - 70.6 Ma
Late/Upper Cretaceous
Cimolodon sp.
genus
6Animalia : Chordata : Mammalia : Cimolodontidae : Cimolodon83.5 - 70.6 Ma
Late/Upper Cretaceous
Cimolomys sp.
genus
6Animalia : Chordata : Mammalia : Cimolomyidae : Cimolomys83.5 - 70.6 Ma
Late/Upper Cretaceous
Cimolomys clarki
species
7Animalia : Chordata : Mammalia : Cimolomyidae : Cimolomys : Cimolomys clarki83.5 - 70.6 Ma
Late/Upper Cretaceous
Meniscoessus sp.
genus
6Animalia : Chordata : Mammalia : Taeniolabididae : Meniscoessus83.5 - 70.6 Ma
Late/Upper Cretaceous
Cimolomys major
species
7Animalia : Chordata : Mammalia : Taeniolabididae : Meniscoessus : Cimolomys major83.5 - 70.6 Ma
Late/Upper Cretaceous
Mesodma sp.
genus
6Animalia : Chordata : Mammalia : Ptilodontidae : Mesodma83.5 - 70.6 Ma
Late/Upper Cretaceous
Mesodma primaeva
species
7Animalia : Chordata : Mammalia : Multituberculata : Neoplagiaulacidae : Mesodma : Mesodma primaeva83.5 - 70.6 Ma
Late/Upper Cretaceous
Cimexomys sp.
genus
6Animalia : Chordata : Mammalia : Taeniolabidae : Cimexomys83.5 - 70.6 Ma
Late/Upper Cretaceous
Cimexomys judithae
species
7Animalia : Chordata : Mammalia : Taeniolabidae : Paracimexomys : Cimexomys judithae83.5 - 70.6 Ma
Late/Upper Cretaceous
Cimexomys magnus
species
7Animalia : Chordata : Mammalia : Taeniolabidae : Paracimexomys : Cimexomys magnus83.5 - 70.6 Ma
Late/Upper Cretaceous
Cimexomys priscus
species
7Animalia : Chordata : Mammalia : Taeniolabidae : Paracimexomys : Cimexomys priscus83.5 - 70.6 Ma
Late/Upper Cretaceous
Gypsonictops sp.
genus
6Animalia : Chordata : Mammalia : Pilosa : Gypsonictopidae : Gypsonictops83.5 - 70.6 Ma
Late/Upper Cretaceous
Gypsonictops lewisi
species
7Animalia : Chordata : Mammalia : Pilosa : Gypsonictopidae : Gypsonictops : Gypsonictops lewisi83.5 - 70.6 Ma
Late/Upper Cretaceous
Paranyctoides sp.
genus
6Animalia : Chordata : Mammalia : Soricomorpha : Nyctitheriidae : Paranyctoides83.5 - 70.6 Ma
Late/Upper Cretaceous
Paranyctoides maleficus
species
7Animalia : Chordata : Mammalia : Soricomorpha : Nyctitheriidae : Paranyctoides : Paranyctoides maleficus83.5 - 70.6 Ma
Late/Upper Cretaceous
Pediomys clemensi
species
7Animalia : Chordata : Mammalia : Didelphimorphia : Peradectidae : Aletridelphys : Pediomys clemensi83.5 - 70.6 Ma
Late/Upper Cretaceous
Leptalestes prokrejcii
species
7Animalia : Chordata : Mammalia : Pediomyidae : Leptalestes : Leptalestes prokrejcii83.5 - 70.6 Ma
Late/Upper Cretaceous
Pediomyidae
unranked clade
99Animalia : Chordata : Mammalia : Pediomyidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Falepetrus barwini
species
7Animalia : Chordata : Mammalia : Holoclemensiidae : Falepetrus : Falepetrus barwini83.5 - 70.6 Ma
Late/Upper Cretaceous
Ankylosauridae
family
5Animalia : Chordata : Reptilia : Dinosauria : Ankylosauridae83.5 - 70.6 Ma
Late/Upper Cretaceous
Euoplocephalus sp.
genus
6Animalia : Chordata : Ornithischia : Ankylosauridae : Euoplocephalus83.5 - 70.6 Ma
Late/Upper Cretaceous
Albertaceratops nesmoi
species
7Animalia : Chordata : Ornithischia : Ceratopsidae : Albertaceratops : Albertaceratops nesmoi83.5 - 70.6 Ma
Late/Upper Cretaceous
Avaceratops lammersi
species
7Animalia : Chordata : Ornithischia : Ceratopsidae : Avaceratops : Avaceratops lammersi83.5 - 70.6 Ma
Late/Upper Cretaceous
Centrosaurus sp.
genus
6Animalia : Chordata : Reptilia : Dinosauria : Ceratopsidae : Centrosaurus83.5 - 70.6 Ma
Late/Upper Cretaceous
Ceratopsidae
family
5Animalia : Chordata : Reptilia : Dinosauria : Ceratopsidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Chasmosaurinae
subfamily
5.3Animalia : Chordata : Ornithischia : Ceratopsidae : Chasmosaurinae83.5 - 70.6 Ma
Late/Upper Cretaceous
Chasmosaurus sp.
genus
6Animalia : Chordata : Reptilia : Dinosauria : Ceratopsidae : Chasmosaurus83.5 - 70.6 Ma
Late/Upper Cretaceous
Judiceratops tigris
species
7Animalia : Chordata : Ornithischia : Ceratopsidae : Judiceratops : Judiceratops tigris83.5 - 70.6 Ma
Late/Upper Cretaceous
Medusaceratops lokii
species
7Animalia : Chordata : Ornithischia : Ceratopsidae : Medusaceratops : Medusaceratops lokii83.5 - 70.6 Ma
Late/Upper Cretaceous
Mercuriceratops gemini
species
7Animalia : Chordata : Ornithischia : Ceratopsidae : Mercuriceratops : Mercuriceratops gemini83.5 - 70.6 Ma
Late/Upper Cretaceous
Monoclonius sp.
genus
6Animalia : Chordata : Ornithischia : Ceratopsidae : Monoclonius83.5 - 70.6 Ma
Late/Upper Cretaceous
Monoclonius crassus
species
7Animalia : Chordata : Ornithischia : Ceratopsidae : Monoclonius : Monoclonius crassus83.5 - 70.6 Ma
Late/Upper Cretaceous
Spiclypeus shipporum
species
7Animalia : Chordata : Ornithischia : Ceratopsidae : Spiclypeus : Spiclypeus shipporum83.5 - 70.6 Ma
Late/Upper Cretaceous
Brachylophosaurus canadensis
species
7Animalia : Chordata : Ornithischia : Hadrosauridae : Brachylophosaurus : Brachylophosaurus canadensis83.5 - 70.6 Ma
Late/Upper Cretaceous
Gryposaurus sp.
genus
6Animalia : Chordata : Reptilia : Dinosauria : Hadrosauridae : Gryposaurus83.5 - 70.6 Ma
Late/Upper Cretaceous
Hadrosauridae
family
5Animalia : Chordata : Reptilia : Dinosauria : Hadrosauridae83.5 - 70.6 Ma
Late/Upper Cretaceous
Hadrosaurinae
subfamily
5.3Animalia : Chordata : Ornithischia : Hadrosauridae : Hadrosaurinae83.5 - 70.6 Ma
Late/Upper Cretaceous
Kritosaurini
tribe
5.5Animalia : Chordata : Ornithischia : Hadrosauridae : Kritosaurini83.5 - 70.6 Ma
Late/Upper Cretaceous
Kritosaurus sp.
genus
6Animalia : Chordata : Reptilia : Dinosauria : Hadrosauridae : Kritosaurus83.5 - 70.6 Ma
Late/Upper Cretaceous
Lambeosaurinae
subfamily
5.3Animalia : Chordata : Ornithischia : Hadrosauridae : Lambeosaurinae83.5 - 70.6 Ma
Late/Upper Cretaceous
Hypsilophodontidae
family
5Animalia : Chordata : Reptilia : Dinosauria : Hypsilophodontidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Edmontonia sp.
genus
6Animalia : Chordata : Ornithischia : Nodosauridae : Edmontonia83.5 - 70.6 Ma
Late/Upper Cretaceous
Edmontonia longiceps
species
7Animalia : Chordata : Ornithischia : Nodosauridae : Edmontonia : Edmontonia longiceps83.5 - 70.6 Ma
Late/Upper Cretaceous
Panoplosaurus sp.
genus
6Animalia : Chordata : Reptilia : Dinosauria : Nodosauridae : Panoplosaurus83.5 - 70.6 Ma
Late/Upper Cretaceous
Ankylosauria
unranked clade
99Animalia : Chordata : Ornithischia : Ankylosauria83.5 - 70.6 Ma
Late/Upper Cretaceous
Ceratopsia
unranked clade
99Animalia : Chordata : Ornithischia : Ceratopsia83.5 - 70.6 Ma
Late/Upper Cretaceous
Ornithischia
unranked clade
99Animalia : Chordata : Ornithischia83.5 - 70.6 Ma
Late/Upper Cretaceous
Stegoceras sp.
genus
6Animalia : Chordata : Ornithischia : Pachycephalosauridae : Stegoceras83.5 - 70.6 Ma
Late/Upper Cretaceous
Stegoceras validum
species
7Animalia : Chordata : Ornithischia : Pachycephalosauridae : Stegoceras : Stegoceras validum83.5 - 70.6 Ma
Late/Upper Cretaceous
Orodromeus makelai
species
7Animalia : Chordata : Ornithischia : Thescelosauridae : Orodromeus : Orodromeus makelai83.5 - 70.6 Ma
Late/Upper Cretaceous
Thescelosauridae
family
5Animalia : Chordata : Ornithischia : Thescelosauridae83.5 - 70.6 Ma
Late/Upper Cretaceous
Anura
order
4Animalia : Chordata : Osteichthyes : Eobatrachus : Anura83.5 - 70.6 Ma
Late/Upper Cretaceous
Discoglossidae
family
5Animalia : Chordata : Amphibia : Anura : Discoglossidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Hensonbatrachus kermiti
species
7Animalia : Chordata : Osteichthyes : Anura : Hensonbatrachus : Hensonbatrachus kermiti83.5 - 70.6 Ma
Late/Upper Cretaceous
Scotiophryne sp.
genus
6Animalia : Chordata : Osteichthyes : Anura : Scotiophryne83.5 - 70.6 Ma
Late/Upper Cretaceous
Scapherpeton sp.
genus
6Animalia : Chordata : Osteichthyes : Caudata : Scapherpetontidae : Scapherpeton83.5 - 70.6 Ma
Late/Upper Cretaceous
Habrosaurus sp.
genus
6Animalia : Chordata : Amphibia : Caudata : Sirenidae : Habrosaurus83.5 - 70.6 Ma
Late/Upper Cretaceous
Nezpercius dodsoni
species
7Animalia : Chordata : Osteichthyes : Caudata : Urodela : Nezpercius : Nezpercius dodsoni83.5 - 70.6 Ma
Late/Upper Cretaceous
Amphibia
class
3Animalia : Chordata : Amphibia83.5 - 70.6 Ma
Late/Upper Cretaceous
Osteichthyes
unranked clade
99Animalia : Chordata : Osteichthyes83.5 - 70.6 Ma
Late/Upper Cretaceous
Opisthotriton sp.
genus
6Animalia : Chordata : Osteichthyes : Proteida : Batrachosauroididae : Opisthotriton83.5 - 70.6 Ma
Late/Upper Cretaceous
Opisthotriton kayi
species
7Animalia : Chordata : Osteichthyes : Proteida : Batrachosauroididae : Opisthotriton : Opisthotriton kayi83.5 - 70.6 Ma
Late/Upper Cretaceous
Prodesmodon sp.
genus
6Animalia : Chordata : Osteichthyes : Proteida : Batrachosauroididae : Prodesmodon83.5 - 70.6 Ma
Late/Upper Cretaceous
Prodesmodon copei
species
7Animalia : Chordata : Osteichthyes : Proteida : Batrachosauroididae : Prodesmodon : Prodesmodon copei83.5 - 70.6 Ma
Late/Upper Cretaceous
Albanerpetontidae
family
5Animalia : Chordata : Amphibia : Gymnophiona : Albanerpetontidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Reptilia
class
3Animalia : Chordata : Reptilia83.5 - 70.6 Ma
Late/Upper Cretaceous
Champsosaurus sp.
genus
6Animalia : Chordata : Reptilia : Champsosauridae : Champsosaurus83.5 - 70.6 Ma
Late/Upper Cretaceous
Brachychampsa sp.
genus
6Animalia : Chordata : Reptilia : Crocodylia : Crocodylidae : Brachychampsa83.5 - 70.6 Ma
Late/Upper Cretaceous
Crocodylia
order
4Animalia : Chordata : Reptilia : Crocodylia83.5 - 70.6 Ma
Late/Upper Cretaceous
Deinosuchus sp.
genus
6Animalia : Chordata : Reptilia : Crocodylia : Deinosuchus83.5 - 70.6 Ma
Late/Upper Cretaceous
Deinosuchus rugosus
species
7Animalia : Chordata : Reptilia : Crocodylia : Deinosuchus : Deinosuchus rugosus83.5 - 70.6 Ma
Late/Upper Cretaceous
Crocodylomorpha
unranked clade
99Animalia : Chordata : Reptilia : Eosuchia : Crocodylomorpha83.5 - 70.6 Ma
Late/Upper Cretaceous
Dinosauria
order
4Animalia : Chordata : Reptilia : Dinosauria83.5 - 70.6 Ma
Late/Upper Cretaceous
Doratodon sp.
genus
6Animalia : Chordata : Reptilia : Doratodon83.5 - 70.6 Ma
Late/Upper Cretaceous
Azhdarchidae
family
5Animalia : Chordata : Reptilia : Pterosauria : Azhdarchidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Pterosauria
order
4Animalia : Chordata : Reptilia : Pterosauria83.5 - 70.6 Ma
Late/Upper Cretaceous
Polycotylidae
family
5Animalia : Chordata : Reptilia : Polycotylidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Anguioidea
superfamily
4.7Animalia : Chordata : Reptilia : Squamata : Anguioidea83.5 - 70.6 Ma
Late/Upper Cretaceous
Peltosaurus piger
species
7Animalia : Chordata : Reptilia : Squamata : Anguidae : Odaxosaurus : Peltosaurus piger83.5 - 70.6 Ma
Late/Upper Cretaceous
Leptochamops denticulatus
species
7Animalia : Chordata : Reptilia : Squamata : Chamopsiidae : Leptochamops : Leptochamops denticulatus83.5 - 70.6 Ma
Late/Upper Cretaceous
Labrodioctes montanensis
species
7Animalia : Chordata : Reptilia : Squamata : Necrosauridae : Labrodioctes : Labrodioctes montanensis83.5 - 70.6 Ma
Late/Upper Cretaceous
Paraderma bogerti
species
7Animalia : Chordata : Reptilia : Squamata : Helodermatidae : Paraderma : Paraderma bogerti83.5 - 70.6 Ma
Late/Upper Cretaceous
Parasaniwa wyomingensis
species
7Animalia : Chordata : Reptilia : Squamata : Varanidae : Parasaniwa : Parasaniwa wyomingensis83.5 - 70.6 Ma
Late/Upper Cretaceous
Teiidae
family
5Animalia : Chordata : Reptilia : Squamata : Teiidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Exostinus lancensis
species
7Animalia : Chordata : Reptilia : Squamata : Xenosauridae : Exostinus : Exostinus lancensis83.5 - 70.6 Ma
Late/Upper Cretaceous
Testudinata
unranked clade
99Animalia : Chordata : Reptilia : Protochelys : Testudinata83.5 - 70.6 Ma
Late/Upper Cretaceous
Testudines
order
4Animalia : Chordata : Reptilia : Testudines83.5 - 70.6 Ma
Late/Upper Cretaceous
Adocus sp.
genus
6Animalia : Chordata : Reptilia : Testudines : Adocidae : Adocus83.5 - 70.6 Ma
Late/Upper Cretaceous
Baenidae
family
5Animalia : Chordata : Reptilia : Testudines : Baenidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Boremys sp.
genus
6Animalia : Chordata : Reptilia : Testudines : Baenidae : Boremys83.5 - 70.6 Ma
Late/Upper Cretaceous
Boremys pulchra
species
7Animalia : Chordata : Reptilia : Testudines : Baenidae : Boremys : Boremys pulchra83.5 - 70.6 Ma
Late/Upper Cretaceous
Neurankylus sp.
genus
6Animalia : Chordata : Reptilia : Testudines : Baenidae : Neurankylus83.5 - 70.6 Ma
Late/Upper Cretaceous
Neurankylus eximius
species
7Animalia : Chordata : Reptilia : Testudines : Baenidae : Neurankylus : Neurankylus eximius83.5 - 70.6 Ma
Late/Upper Cretaceous
Plesiobaena antiqua
species
7Animalia : Chordata : Reptilia : Testudines : Baenidae : Plesiobaena : Plesiobaena antiqua83.5 - 70.6 Ma
Late/Upper Cretaceous
Chelydridae
family
5Animalia : Chordata : Reptilia : Testudines : Chelydridae83.5 - 70.6 Ma
Late/Upper Cretaceous
Basilemys sp.
genus
6Animalia : Chordata : Reptilia : Testudines : Nanhsiungchelyidae : Basilemys83.5 - 70.6 Ma
Late/Upper Cretaceous
Paracryptodira
unranked clade
99Animalia : Chordata : Reptilia : Testudines : Paracryptodira83.5 - 70.6 Ma
Late/Upper Cretaceous
Axestemys splendidus
species
7Animalia : Chordata : Reptilia : Testudines : Trionychidae : Axestemys : Axestemys splendidus83.5 - 70.6 Ma
Late/Upper Cretaceous
Aspideretoides sp.
genus
6Animalia : Chordata : Reptilia : Testudines : Trionychidae : Aspideretoides83.5 - 70.6 Ma
Late/Upper Cretaceous
Aspideretes sp.
genus
6Animalia : Chordata : Reptilia : Testudines : Trionychidae : Aspideretes83.5 - 70.6 Ma
Late/Upper Cretaceous
Trionychidae
family
5Animalia : Chordata : Reptilia : Testudines : Trionychidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Trionychinae
unranked clade
99Animalia : Chordata : Reptilia : Testudines : Trionychidae : Trionychinae83.5 - 70.6 Ma
Late/Upper Cretaceous
Hummelichelys foveatus
species
7Animalia : Chordata : Reptilia : Testudines : Trionychidae : Hummelichelys : Hummelichelys foveatus83.5 - 70.6 Ma
Late/Upper Cretaceous
Tyrannosauroidea
superfamily
4.7Animalia : Chordata : Saurischia : Avetheropoda : Chingkankousaurus : Tyrannosauroidea83.5 - 70.6 Ma
Late/Upper Cretaceous
Chirostenotes sp.
genus
6Animalia : Chordata : Saurischia : Avetheropoda : Caenagnathidae : Chirostenotes83.5 - 70.6 Ma
Late/Upper Cretaceous
Dromaeosauridae
family
5Animalia : Chordata : Reptilia : Dinosauria : Dromaeosauridae83.5 - 70.6 Ma
Late/Upper Cretaceous
Dromaeosaurus albertensis
species
7Animalia : Chordata : Reptilia : Dinosauria : Dromaeosauridae : Dromaeosaurus : Dromaeosaurus albertensis83.5 - 70.6 Ma
Late/Upper Cretaceous
Richardoestesia gilmorei
species
7Animalia : Chordata : Reptilia : Dinosauria : Dromaeosauridae : Richardoestesia : Richardoestesia gilmorei83.5 - 70.6 Ma
Late/Upper Cretaceous
Saurornitholestes sp.
genus
6Animalia : Chordata : Saurischia : Avetheropoda : Dromaeosauridae : Saurornitholestes83.5 - 70.6 Ma
Late/Upper Cretaceous
Saurornitholestes langstoni
species
7Animalia : Chordata : Saurischia : Avetheropoda : Dromaeosauridae : Saurornitholestes : Saurornitholestes langstoni83.5 - 70.6 Ma
Late/Upper Cretaceous
Paronychodon sp.
genus
6Animalia : Chordata : Saurischia : Avetheropoda : Paronychodon83.5 - 70.6 Ma
Late/Upper Cretaceous
Ornithomimidae
family
5Animalia : Chordata : Saurischia : Avetheropoda : Ornithomimidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Ornithomimus sp.
genus
6Animalia : Chordata : Saurischia : Avetheropoda : Ornithomimidae : Ornithomimus83.5 - 70.6 Ma
Late/Upper Cretaceous
Ornithomimus tenuis
species
7Animalia : Chordata : Saurischia : Avetheropoda : Ornithomimidae : Ornithomimus : Ornithomimus tenuis83.5 - 70.6 Ma
Late/Upper Cretaceous
Troodon sp.
genus
6Animalia : Chordata : Saurischia : Avetheropoda : Troodontidae : Troodon83.5 - 70.6 Ma
Late/Upper Cretaceous
Troodon formosus
species
7Animalia : Chordata : Saurischia : Avetheropoda : Troodontidae : Troodon : Troodon formosus83.5 - 70.6 Ma
Late/Upper Cretaceous
Troodontidae
family
5Animalia : Chordata : Saurischia : Avetheropoda : Troodontidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Albertosaurus sp.
genus
6Animalia : Chordata : Reptilia : Dinosauria : Tyrannosauridae : Albertosaurus83.5 - 70.6 Ma
Late/Upper Cretaceous
Gorgosaurus libratus
species
7Animalia : Chordata : Reptilia : Dinosauria : Tyrannosauridae : Gorgosaurus : Gorgosaurus libratus83.5 - 70.6 Ma
Late/Upper Cretaceous
Tyrannosauridae
family
5Animalia : Chordata : Reptilia : Dinosauria : Tyrannosauridae83.5 - 70.6 Ma
Late/Upper Cretaceous
Tyrannosaurus sp.
genus
6Animalia : Chordata : Reptilia : Dinosauria : Tyrannosauridae : Tyrannosaurus83.5 - 70.6 Ma
Late/Upper Cretaceous
Theropoda
unranked clade
99Animalia : Chordata : Saurischia : Theropoda83.5 - 70.6 Ma
Late/Upper Cretaceous
Unio sp.
genus
6Animalia : Mollusca : Bivalvia : Unionida : Unionidae : Unio83.5 - 70.6 Ma
Late/Upper Cretaceous
Sphaerium sp.
genus
6Animalia : Mollusca : Bivalvia : Sphaeriida : Sphaeriidae : Sphaerium83.5 - 70.6 Ma
Late/Upper Cretaceous
Lioplacodes sp.
genus
6Animalia : Mollusca : Gastropoda : Architaenioglossa : Viviparidae : Lioplacodes83.5 - 70.6 Ma
Late/Upper Cretaceous
Viviparus sp.
genus
6Animalia : Mollusca : Gastropoda : Architaenioglossa : Viviparidae : Viviparus83.5 - 70.6 Ma
Late/Upper Cretaceous
Valvata sp.
genus
6Animalia : Mollusca : Gastropoda : Valvatidae : Valvata83.5 - 70.6 Ma
Late/Upper Cretaceous
Goniobasis sp.
genus
6Animalia : Mollusca : Gastropoda : Pleuroceridae : Goniobasis83.5 - 70.6 Ma
Late/Upper Cretaceous
Zlivisporis sp.
genus
6Plantae : Bryophyta : Zlivisporis83.5 - 70.6 Ma
Late/Upper Cretaceous
Foraminisporis sp.
genus
6Plantae : Bryophyta : Foraminisporis83.5 - 70.6 Ma
Late/Upper Cretaceous
Schizosporis sp.
genus
6Plantae : Chlorophyta : Schizosporis83.5 - 70.6 Ma
Late/Upper Cretaceous
Cycadopites fragilis
species
7Plantae : Tracheophyta : Cycadopites : Cycadopites fragilis83.5 - 70.6 Ma
Late/Upper Cretaceous
Penetetrapites sp.
genus
6Plantae : Magnoliophyta : Penetetrapites83.5 - 70.6 Ma
Late/Upper Cretaceous
Polycingulatisporites reduncus
species
7Plantae : Pteridophyta : Polycingulatisporites : Polycingulatisporites reduncus83.5 - 70.6 Ma
Late/Upper Cretaceous
Baculatisporites sp.
genus
6Plantae : Pteridophyta : Pteridopsida : Baculatisporites83.5 - 70.6 Ma
Late/Upper Cretaceous
Cyathidites minor
species
7Plantae : Tracheophyta : Cyathidites : Cyathidites minor83.5 - 70.6 Ma
Late/Upper Cretaceous
Deltoidospora diaphana
species
7Plantae : Tracheophyta : Deltoidospora : Deltoidospora diaphana83.5 - 70.6 Ma
Late/Upper Cretaceous
Echinatisporis sp.
genus
6Plantae : Pteridophyta : Pteridopsida : Echinatisporis83.5 - 70.6 Ma
Late/Upper Cretaceous
Laevigatosporites sp.
genus
6Plantae : Tracheophyta : Laevigatosporites83.5 - 70.6 Ma
Late/Upper Cretaceous
Todisporites sp.
genus
6Plantae : Pteridophyta : Pteridopsida : Todisporites83.5 - 70.6 Ma
Late/Upper Cretaceous
Azolla sp.
genus
6Plantae : Tracheophyta : Polypodiopsida : Salviniales : Salviniaceae : Azolla83.5 - 70.6 Ma
Late/Upper Cretaceous
Biretisporites sp.
genus
6Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Schizaeaceae : Biretisporites83.5 - 70.6 Ma
Late/Upper Cretaceous

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Fiorillo A. R. (1989) The vertebrate fauna from the Judith River Formation (Late Cretaceous) of Wheatland and Golden Valley counties, Montana, Mosasaur 4, 127-142
Cifelli R. L. (1990) Cretaceous mammals from southern Utah. I. Marsupials from the Kaiparowits Formation (Judithian), Journal of Vertebrate Paleontology 10 3, 295-319
Goodwin M. B. (1990) Morphometric landmarks of pachycephalosaurid cranial material from the Judith River Formation of northcentral Montana, Dinosaur Systematics: Perspectives and Approaches, Cambridge University Press, Cambridge, 189-201
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Alroy J. (2002) Synonymies and reidentifications of North American fossil mammals
Gardner J. D. (2003) Revision of Habrosaurus Gilmore (Caudata; Sirenidae) and relationships among sirenid salamanders, Palaeontology 46 6, 1089-1122
Williamson T. E., Carr T. D. (2003) A new genus of derived pachycephalosaurian from western North America, Journal of Vertebrate Paleontology 22 4, 779-801
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Grande L., Hilton E. J. (2006) An exquisitely preserved skeleton representing a primitive sturgeon from the Upper Cretaceous Judith River Formation of Montana (Acipenseriformes: Acipenseridae: n. gen. and sp.), The Paleontological Society Memoir 65, Journal of Paleontology 80 4, suppl., 1-39
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Urban M. A., Lamanna M. C. (2006) Evidence of a giant tyrannosaurid (Dinosauria: Theropoda) from the Upper Cretaceous (?Campanian) of Montana, Annals of Carnegie Museum 75 4, 231-235
Ryan M. J. (2007) A new basal centrosaurine ceratopsid from the Oldman Formation, southeastern Alberta, Journal of Paleontology 81 2, 376-396
Alroy J. (2007) Synonymies and reidentifications of North American fossil vertebrates and so forth
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Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
 
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