Bainbridge River Bonebed (Cretaceous of Canada)

Also known as ETE Locality 1610, Pasquia Hills, RSM 63E09-0003

Where: Saskatchewan, Canada (53.5° N, 102.2° W: paleocoordinates 52.0° N, 58.0° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Belle Fourche Member (Ashville Formation), Middle Cenomanian (99.6 - 93.5 Ma)

• ETE dating method: time_unit, ETE age comment: . radiometric intage_min; about 3 m above base of section

• bed-level stratigraphic resolution

Environment/lithology: coastal; lenticular mudstone

• ETE sed env 1: coastal, ETE sed env 2: . ETE event: ., ETE env comment: 0
• ETE rock type adj: 0, ETE lithology comments: 0

Size classes: macrofossils, mesofossils

Collected by RSM-CMN in 1994

Collection methods: quarrying, surface (in situ), chemical, acetic,

• ETE reference list: 478, 482, 485, 483, 479, 454

Primary reference: S. L. Cumbaa. 1997. A Cenomanian age bone bed of marine origin, Saskatchewan, Canada. In: Fifty-seventh annual meeting, Society of Vertebrate Paleontology, Abstracts of papers, Journal of Vertebrate Paleontology 17(3 Suppl.):40A. [A. Behrensmeyer/A. Behrensmeyer/J. Alroy]more details

Purpose of describing collection: taphonomic analysis

PaleoDB collection 22731: authorized by Anna Behrensmeyer, entered by Anna Behrensmeyer on 29.05.2001, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Hybodontiformes - Hybodontidae
Hybodus sp. Agassiz 1837 elasmobranch
Hybodus butleri Thurmond 1971 elasmobranch
 Hybodontiformes - Ptychodontidae
Ptychodus sp. Agassiz 1837 elasmobranch
Ptychodus anonymus Williston 1900 elasmobranch
Ptychodus decurrens Agassiz 1839 elasmobranch
 Sclerorhynchiformes - Sclerorhynchidae
Sclerorhynchidae indet. Capetta 1974 elasmobranch
 Euselachii -
Cretomanta canadensis Case et al. 1990 elasmobranch
 Lamniformes - Anacoracidae
Squalicorax curvatus Williston 1900 crow shark
Squalicorax falcatus Agassiz 1843 crow shark
Squalicorax volgensis Glikman 1971 crow shark
 Lamniformes - Archaeolamnidae
Archaeolamna sp. Siverson 1992 mackerel shark
 Lamniformes - Cretoxyrhinidae
Dallasiella willistoni Cappetta and Case 1999 mackerel shark
Cretodus semiplicatus Agassiz 1843 mackerel shark
 Lamniformes - Odontaspididae
Carcharias sp. Rafinesque 1810 sand shark
 Chimaeriformes -
Actinopteri
 Teleostei - Aspidorhynchidae
Belonostomus sp. Agassiz 1843
 Elopiformes - Elopidae
 Tselfatiiformes - Plethodidae
Plethodidae indet. Loomis 1900
 Teleostei -
Salmoniformes indet. Bleeker 1859
 Salmoniformes - Enchodontidae
Enchodus sp. Agassiz 1843
 Teleostei -
"Acanthomorpha indet." = Acanthomorphata
"Acanthomorpha indet." = Acanthomorphata Rosen 1973
 Ichthyodectiformes - Ichthyodectidae
 Crossognathiformes - Pachyrhizodontidae
Pachyrhizodus minimus Stewart 1899
 Pachycormiformes - Pachycormidae
Protosphyraena sp. Leidy 1857
 Pycnodontiformes - Pycnodontidae
Pycnodontidae indet. Agassiz 1835
Micropycnodon sp. Hibbard and Graffham 1945
 Pycnodontiformes - Gyrodontidae
"Gyrodus" cretaceus Agassiz 1844
 Amiiformes - Caturidae
Caturidae indet. Owen 1860 bowfin
Reptilia
 Testudines -
Testudines indet. Batsch 1788 turtle
Aves
 Ornithurae -
Hesperornithiformes indet. F├╝rbringer 1888 bird
Ichthyornis sp. Marsh 1872 bird
Reptilia
 Squamata -
Squamata indet. Oppel 1811 squamates
 Squamata - Dolichosauridae
? Coniasaurus crassidens Owen 1850 squamates
 Sauropterygia - Elasmosauridae
Elasmosauridae indet. Cope 1869 elasmosaur
 Sauropterygia - Pliosauridae
Pliosauridae indet. Seeley 1874 plesiosaur