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Rex Hill Locality, Garfield County, Montana, USA

Lat/Long (Decimal)	47.6,-107.233
Co-ordinates Derivation	unpublished field data
Given Location	Montana, United States
Mindat.org Region (for given coordinates)	Garfield County, Montana, USA

Collections

Collection	Reference	Stratigraphic Name	Comments	Lithology	Age
Rex Hill Locality	Archibald J. D. (1982)	Hell Creek		siltstone	70.6 - 66 Ma Late/Upper Cretaceous

Recorded Fossils

Accepted Name	Hierarchy	Age
Acipenser sp. genus	Animalia : Chordata : Actinopteri : Acipenseriformes : Acipenseridae : *Acipenser*	70.6 - 66 Ma Late/Upper Cretaceous
Amia sp. genus	Animalia : Chordata : Actinopteri : Amiiformes : Amiidae : *Amia*	70.6 - 66 Ma Late/Upper Cretaceous
Lepisosteus sp. genus	Animalia : Chordata : Actinopterygii : Lepisosteiformes : Lepisosteidae : *Lepisosteus*	70.6 - 66 Ma Late/Upper Cretaceous
Aves class	Animalia : Chordata : Aves	70.6 - 66 Ma Late/Upper Cretaceous
Myledaphus bipartitus species	Animalia : Chordata : Chondrichthyes : Myliobatiformes : Dasyatidae : Myledaphus : *Myledaphus bipartitus*	70.6 - 66 Ma Late/Upper Cretaceous
Cimolodon nitidus species	Animalia : Chordata : Mammalia : Multituberculata : Cimolodontidae : Cimolodon : *Cimolodon nitidus*	70.6 - 66 Ma Late/Upper Cretaceous
Meniscoessus sp. genus	Animalia : Chordata : Mammalia : Taeniolabididae : *Meniscoessus*	70.6 - 66 Ma Late/Upper Cretaceous
Ceratopsidae family	Animalia : Chordata : Reptilia : Dinosauria : Ceratopsidae	70.6 - 66 Ma Late/Upper Cretaceous
Scapherpeton tectum species	Animalia : Chordata : Osteichthyes : Caudata : Scapherpetontidae : Scapherpeton : *Scapherpeton tectum*	70.6 - 66 Ma Late/Upper Cretaceous
Champsosaurus sp. genus	Animalia : Chordata : Reptilia : Champsosauridae : *Champsosaurus*	70.6 - 66 Ma Late/Upper Cretaceous
Crocodylidae family	Animalia : Chordata : Reptilia : Crocodylia : Crocodylidae	70.6 - 66 Ma Late/Upper Cretaceous
Archosauria unranked clade	Animalia : Chordata : Reptilia : Eosuchia : Archosauria	70.6 - 66 Ma Late/Upper Cretaceous
Squamata order	Animalia : Chordata : Reptilia : Squamata	70.6 - 66 Ma Late/Upper Cretaceous
Baenidae family	Animalia : Chordata : Reptilia : Testudines : Baenidae	70.6 - 66 Ma Late/Upper Cretaceous
Compsemys victa species	Animalia : Chordata : Reptilia : Testudines : Compsemydidae : Compsemys : *Compsemys victa*	70.6 - 66 Ma Late/Upper Cretaceous
Trionychidae family	Animalia : Chordata : Reptilia : Testudines : Trionychidae	70.6 - 66 Ma Late/Upper Cretaceous
Saurornitholestinae subfamily	Animalia : Chordata : Saurischia : Avetheropoda : Dromaeosauridae : Saurornitholestinae	70.6 - 66 Ma Late/Upper Cretaceous

References

Archibald J. D. (1982) A study of Mammalia and geology across the Cretaceous-Tertiary boundary in Garfield County, Montana, University of California Publications in Geological Sciences 122, 1-286

Database UCMP (2005) UCMP collections database, University of California Museum of Paleontology

Larson D. W., Currie P. J. (2013) Multivariate analyses of small theropod dinosaur teeth and implications for paleoecological turnover through time, PLoS ONE 8 1, e54329:1-14 doi:10.1371/journal.pone.0054329

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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