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Collection: Billy Creek 1 (Puercan) Garfield County, Montana, USA

Age66 - 63.3 Ma (Paleocene)
IntervalPuercan
Lat/Long47.6167,-107.317
Co-ordinates derived fromunpublished field data
LocationBilly Creek 1
Mindat.org Region (for given coordinates)Garfield County, Montana, USA
Geographic Scalesmall collection
FormationHell Creek
Stratigraphic Scalebed
Straigraphic Commentspaleomagnetic sections are given by Archibald et al. 1982 and Swisher et al. 1995 but are not very helpful because the locality is from a channel sandstone deeply incised into the formation
Lithologysandstone
Environmentcoarse channel fill

Associated Collections

CollectionFormationMemberLithologyAge
Billy Creek 1Hell Creeksandstone70.6 - 66 Ma (Late/Upper Cretaceous)
Billy Creek 2Hell Creeksandstone70.6 - 66 Ma (Late/Upper Cretaceous)

Recorded Fossils

Accepted NameHierarchyPreservationAge
Acipenser
genus
Animalia : Chordata : Actinopteri : Acipenseriformes : Acipenseridae : Acipenserphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Acipenseridae
family
Animalia : Chordata : Actinopterygii : Acipenseriformes : Acipenseridaephosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Amia
genus
Animalia : Chordata : Actinopteri : Amiiformes : Amiidae : Amiaphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Lepisosteus occidentalis
species
Animalia : Chordata : Actinopteri : Lepisosteiformes : Lepisosteidae : Lepisosteus : Lepisosteus occidentalisphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Lepisosteidae
family
Animalia : Chordata : Actinopterygii : Lepisosteiformes : Lepisosteidaephosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Lepisosteus
genus
Animalia : Chordata : Actinopterygii : Lepisosteiformes : Lepisosteidae : Lepisosteusphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Myledaphus bipartitus
species
Animalia : Chordata : Chondrichthyes : Myliobatiformes : Dasyatidae : Myledaphus : Myledaphus bipartitusphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Theria
subclass
Animalia : Chordata : Mammalia : Theriaphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Mammalia
class
Animalia : Chordata : Mammaliaphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Condylarthra
suborder
Animalia : Chordata : Mammalia : Condylarthraphosphatic
body
66 - 63.3 Ma
Paleocene
Didelphodon vorax
species
Animalia : Chordata : Mammalia : Didelphimorphia : Stagodontidae : Didelphodon : Didelphodon voraxphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Mesodma thompsoni
species
Animalia : Chordata : Mammalia : Multituberculata : Neoplagiaulacidae : Mesodma : Mesodma thompsoniphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Mimatuta morgoth
species
Animalia : Chordata : Mammalia : Periptychidae : Mimatuta : Mimatuta morgothphosphatic
body
66 - 63.3 Ma
Paleocene
Ceratopsidae
family
Animalia : Chordata : Reptilia : Dinosauria : Ceratopsidaehydroxylapatite
body
70.6 - 66 Ma
Late/Upper Cretaceous
Hypsilophodontidae
family
Animalia : Chordata : Reptilia : Dinosauria : Hypsilophodontidaehydroxylapatite
body
70.6 - 66 Ma
Late/Upper Cretaceous
Scapherpeton tectum
species
Animalia : Chordata : Osteichthyes : Caudata : Scapherpetontidae : Scapherpeton : Scapherpeton tectumphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Scapherpeton
genus
Animalia : Chordata : Osteichthyes : Caudata : Scapherpetontidae : Scapherpetonphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Habrosaurus
genus
Animalia : Chordata : Amphibia : Caudata : Sirenidae : Habrosaurusphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Tetrapoda
unranked clade
Animalia : Chordata : Osteichthyes : Austrobrachyops : Tetrapodaphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Osteichthyes
unranked clade
Animalia : Chordata : Osteichthyesphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Reptilia
class
Animalia : Chordata : Reptiliaphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Champsosauridae
family
Animalia : Chordata : Reptilia : Champsosauridaephosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Champsosaurus natator
species
Animalia : Chordata : Reptilia : Champsosauridae : Champsosaurus : Champsosaurus natatorphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Alligatoroidea
superfamily
Animalia : Chordata : Reptilia : Crocodylia : Balanerodus : Alligatoroideaphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Brachychampsa montana
species
Animalia : Chordata : Reptilia : Crocodylia : Crocodylidae : Brachychampsa : Brachychampsa montanaphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Brachychampsa
genus
Animalia : Chordata : Reptilia : Crocodylia : Crocodylidae : Brachychampsaphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Alligatoridae
family
Animalia : Chordata : Reptilia : Crocodylia : Alligatoridaephosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Crocodylidae
family
Animalia : Chordata : Reptilia : Crocodylia : Crocodylidaephosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Crocodylia
order
Animalia : Chordata : Reptilia : Crocodyliaphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Squamata
order
Animalia : Chordata : Reptilia : Squamataphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Cryptodira
suborder
Animalia : Chordata : Reptilia : Testudines : Cryptodiraphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Testudines
order
Animalia : Chordata : Reptilia : Testudinesphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Adocus
genus
Animalia : Chordata : Reptilia : Testudines : Adocidae : Adocusphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Neurankylus
genus
Animalia : Chordata : Reptilia : Testudines : Baenidae : Neurankylusphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Baenidae
family
Animalia : Chordata : Reptilia : Testudines : Baenidaephosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Chelydridae
family
Animalia : Chordata : Reptilia : Testudines : Chelydridaephosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Kinosternoidea
family
Animalia : Chordata : Reptilia : Testudines : Kinosternoideaphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Judithemys backmani
species
Animalia : Chordata : Reptilia : Testudines : Sinemydidae : Judithemys : Judithemys backmaniphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Macrobaenidae
family
Animalia : Chordata : Reptilia : Testudines : Macrobaenidaephosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Basilemys
genus
Animalia : Chordata : Reptilia : Testudines : Nanhsiungchelyidae : Basilemysphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Compsemys victa
species
Animalia : Chordata : Reptilia : Testudines : Compsemydidae : Compsemys : Compsemys victaphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Compsemys
genus
Animalia : Chordata : Reptilia : Testudines : Compsemydidae : Compsemysphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Emarginachelys
genus
Animalia : Chordata : Reptilia : Testudines : Chelydridae : Emarginachelysphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Tullochelys montana
species
Animalia : Chordata : Reptilia : Testudines : Chelydridae : Tullochelys : Tullochelys montanaphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Compsemys
genus
Animalia : Chordata : Reptilia : Testudines : Compsemydidae : Compsemysphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Compsemys victa
species
Animalia : Chordata : Reptilia : Testudines : Compsemydidae : Compsemys : Compsemys victaphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Plastomenidae
unranked clade
Animalia : Chordata : Reptilia : Testudines : Plastomenidaephosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Helopanoplia
genus
Animalia : Chordata : Reptilia : Testudines : Trionychidae : Helopanopliaphosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Plastomenidae
unranked clade
Animalia : Chordata : Reptilia : Testudines : Plastomenidaephosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Trionychidae
family
Animalia : Chordata : Reptilia : Testudines : Trionychidaephosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Trionychinae
unranked clade
Animalia : Chordata : Reptilia : Testudines : Trionychidae : Trionychinaephosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Trionychidae
family
Animalia : Chordata : Reptilia : Testudines : Trionychidaephosphatic
body
70.6 - 66 Ma
Late/Upper Cretaceous
Coeluridae
family
Animalia : Chordata : Saurischia : Avetheropoda : Coeluridaehydroxylapatite
body
70.6 - 66 Ma
Late/Upper Cretaceous
Saurornitholestinae
subfamily
Animalia : Chordata : Saurischia : Avetheropoda : Dromaeosauridae : Saurornitholestinaehydroxylapatite
body
70.6 - 66 Ma
Late/Upper Cretaceous
Paronychodon
genus
Animalia : Chordata : Saurischia : Avetheropoda : Paronychodonhydroxylapatite
body
70.6 - 66 Ma
Late/Upper Cretaceous
Ornithomimidae
family
Animalia : Chordata : Saurischia : Avetheropoda : Ornithomimidaehydroxylapatite
body
70.6 - 66 Ma
Late/Upper Cretaceous
Theropoda
unranked clade
Animalia : Chordata : Saurischia : Theropodahydroxylapatite
body
70.6 - 66 Ma
Late/Upper Cretaceous
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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