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Foremost, Canada

FormationForemost
Age:83.5 - 66.0 Ma
Late/Upper Cretaceous
IntervalMiddle Campanian
Lithologysiliciclastic, siltstone
Number of Collections5
Number of Occurrences41

Recorded Sample Locations

LocationRegionStratigraphic Name
South Saskatchewan RiverSaskatchewan, CanadaForemost
Foremost Fm Lethbridge, Alberta, CanadaForemost
Pinhorn Grazing Reserve Alberta, CanadaForemost
White Rock CouleeAlberta, CanadaForemost
PK MicrositeAlberta, CanadaForemost

Associated Units

Stratigraphic NameAgeLithologyOccurrence Records
Belly River83.5 - 70.6 Ma
Late/Upper Cretaceous
shale, sandstone, "shale"/"carbonate", claystone, mudstone117
Belly River - Dinosaur Park83.5 - 70.6 Ma
Late/Upper Cretaceous
sandstone, sandstone/mudstone, mudstone, claystone/sandstone, sandstone/claystone, siltstone/sandstone, sandstone/siltstone, claystone, mudstone/sandstone, "shale"1819
Belly River - Oldman83.5 - 70.6 Ma
Late/Upper Cretaceous
sandstone, sandstone/siltstone, mudstone, mudstone/siltstone442

Recorded Fossils

Accepted NameHierarchyAge
Holostei
infraclass
3.5Animalia : Chordata : Actinopteri : Holostei83.5 - 70.6 Ma
Late/Upper Cretaceous
Horseshoeichthys sp.
genus
6Animalia : Chordata : Actinopteri : Ellimmichthyiformes : Horseshoeichthys83.5 - 70.6 Ma
Late/Upper Cretaceous
Lepisosteus sp.
genus
6Animalia : Chordata : Actinopterygii : Lepisosteiformes : Lepisosteidae : Lepisosteus83.5 - 70.6 Ma
Late/Upper Cretaceous
Hesperornis regalis
species
7Animalia : Chordata : Aves : Hesperornithiformes : Hesperornithidae : Hesperornis : Hesperornis regalis83.5 - 70.6 Ma
Late/Upper Cretaceous
Selachimorpha
superorder
3.7Animalia : Chordata : Chondrichthyes : Selachimorpha83.5 - 70.6 Ma
Late/Upper Cretaceous
Elasmodus sp.
genus
6Animalia : Chordata : Chondrichthyes : Holocephali : Edaphodontidae : Elasmodus83.5 - 70.6 Ma
Late/Upper Cretaceous
Hybodus sp.
genus
6Animalia : Chordata : Chondrichthyes : Hybodontiformes : Hybodontidae : Hybodus83.5 - 70.6 Ma
Late/Upper Cretaceous
Archaeolamna sp.
genus
6Animalia : Chordata : Chondrichthyes : Lamniformes : Archaeolamnidae : Archaeolamna83.5 - 70.6 Ma
Late/Upper Cretaceous
Odontaspididae
family
5Animalia : Chordata : Elasmobranchii : Lamniformes : Odontaspididae83.5 - 70.6 Ma
Late/Upper Cretaceous
Pseudomyledaphus sp.
genus
6Animalia : Chordata : Chondrichthyes : Rajiformes : Pseudomyledaphus83.5 - 70.6 Ma
Late/Upper Cretaceous
Ischyrhiza mira
species
7Animalia : Chordata : Chondrichthyes : Sclerorhynchiformes : Sclerorhynchidae : Ischyrhiza : Ischyrhiza mira100.5 - 66 Ma
Late/Upper Cretaceous
Ankylosauridae
family
5Animalia : Chordata : Reptilia : Dinosauria : Ankylosauridae83.5 - 70.6 Ma
Late/Upper Cretaceous
Ceratopsidae
family
5Animalia : Chordata : Reptilia : Dinosauria : Ceratopsidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Hadrosauridae
family
5Animalia : Chordata : Reptilia : Dinosauria : Hadrosauridae83.5 - 70.6 Ma
Late/Upper Cretaceous
Nodosauridae
family
5Animalia : Chordata : Ornithischia : Nodosauridae83.5 - 70.6 Ma
Late/Upper Cretaceous
Ankylosauria
unranked clade
99Animalia : Chordata : Ornithischia : Ankylosauria83.5 - 70.6 Ma
Late/Upper Cretaceous
Pachycephalosauridae
family
5Animalia : Chordata : Ornithischia : Pachycephalosauridae83.5 - 70.6 Ma
Late/Upper Cretaceous
Anura
order
4Animalia : Chordata : Osteichthyes : Eobatrachus : Anura83.5 - 70.6 Ma
Late/Upper Cretaceous
Scapherpeton sp.
genus
6Animalia : Chordata : Osteichthyes : Caudata : Scapherpetontidae : Scapherpeton83.5 - 70.6 Ma
Late/Upper Cretaceous
Champsosaurus sp.
genus
6Animalia : Chordata : Reptilia : Champsosauridae : Champsosaurus83.5 - 70.6 Ma
Late/Upper Cretaceous
Eusuchia
suborder
4.3Animalia : Chordata : Reptilia : Eosuchia : Pristichampsus : Eusuchia83.5 - 70.6 Ma
Late/Upper Cretaceous
Squamata
order
4Animalia : Chordata : Reptilia : Squamata83.5 - 70.6 Ma
Late/Upper Cretaceous
Mosasauridae
family
5Animalia : Chordata : Reptilia : Squamata : Mosasauridae83.5 - 70.6 Ma
Late/Upper Cretaceous
Naomichelys sp.
genus
6Animalia : Chordata : Reptilia : Testudines : Solemydidae : Naomichelys83.5 - 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
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
Trionychidae
family
5Animalia : Chordata : Reptilia : Testudines : Trionychidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Dromaeosauridae
family
5Animalia : Chordata : Reptilia : Dinosauria : Dromaeosauridae83.5 - 70.6 Ma
Late/Upper Cretaceous
Tyrannosauridae
family
5Animalia : Chordata : Reptilia : Dinosauria : Tyrannosauridae83.5 - 70.6 Ma
Late/Upper Cretaceous
Ostrea sp.
genus
6Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : Ostrea83.6 - 72.1 Ma
Late/Upper Cretaceous
Ostrea glabra
species
7Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : Ostrea : Ostrea glabra83.6 - 72.1 Ma
Late/Upper Cretaceous
Corbula sp.
genus
6Animalia : Mollusca : Bivalvia : Myida : Corbulidae : Corbula83.6 - 72.1 Ma
Late/Upper Cretaceous
Corbicula sp.
genus
6Animalia : Mollusca : Bivalvia : Venerida : Cyrenidae : Corbicula83.6 - 72.1 Ma
Late/Upper Cretaceous
Mactra sp.
genus
6Animalia : Mollusca : Bivalvia : Venerida : Mactridae : Mactra83.6 - 72.1 Ma
Late/Upper Cretaceous
Velatella sp.
genus
6Animalia : Mollusca : Gastropoda : Cycloneritida : Neritidae : Velatella83.6 - 72.1 Ma
Late/Upper Cretaceous
Thiara sp.
genus
6Animalia : Mollusca : Gastropoda : Sorbeoconcha : Thiaridae : Thiara83.6 - 72.1 Ma
Late/Upper Cretaceous

References

Warren P. S. (1931) Invertebrate paleontology of southern plans of Alberta, Bulletin of the American Association of Petroleum Geologists 15 10, 1283-1291
Fox R. C. (1974) A Middle Campanian, Nonmarine Occurrence of the Cretaceous Toothed Bird Hesperornis Marsh, Canadian Journal of Earth Sciences 11 9, 1335-1338
Storer J. E., Johnson H. (1974) Ischyrhiza (Chondrichthyes: Pristidae) from the Upper Cretaceous Foremost Formation (Campanian) of Alberta, Canadian Journal of Earth Science 11, 712-715
Cullen T. M., Fanti F., et al (2016) A vertebrate microsite from a marine-terrestrial transition in the Foremost Formation (Campanian) of Alberta, Canada, and the use of faunal assemblage data as a paleoenvironmental indicator, Palaeogeography, Palaeoclimatology, Palaeoecology 444, 101-114 doi:10.1016/j.palaeo.2015.12.015
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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