Where: Bowman County, North Dakota (46.1° N, 103.3° W: paleocoordinates 52.2° N, 76.8° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Hell Creek Formation (Montana Group), Lancian (70.6 - 66.0 Ma)
• datum -36.18, K-T seection 9317
• bed-level stratigraphic resolution
Environment/lithology: crevasse splay; sandstone
Size classes: macrofossils, mesofossils
Primary reference: J. P. Hunter and D. A. Pearson. 1996. First record of Lancian (Late Cretaceous) mammals from the Hell Creek Formation of southwestern North Dakota, USA. Cretaceous Research 17 [J. Alroy/J. Alroy/J. Ju]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 14610: authorized by John Alroy, entered by John Alroy on 12.04.1997, edited by Matthew Carrano, Roger Benson and Patricia Holroyd
Creative Commons license: CC BY (attribution)
Taxonomic list
Amphibia | |
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Reptilia | |
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Aves | |
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Reptilia | |
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"Leidyosuchus sternbergi" = Borealosuchus sternbergii3
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"Kinosternidae indet." = Kinosternoidea3
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Boremys sp.2 Lambe 1906 turtle PTRM 9802, neural 7?, from V92048. PTRM 10041, neural fragment; PTRM 9804, right costal 5?; PTRM 9404, fragment
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Mammalia | |
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Mesodma thompsoni Clemens 1964 multituberculate | |
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Gypsonictops illuminatus Lillegraven 1969 eutherian | |
Didelphodon vorax Marsh 1889 metatherian | |
"Pediomys cf. florencae" = Protolambda florencae
"Pediomys cf. florencae" = Protolambda florencae Clemens 1966 metatherian | |
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Osteichthyes | |
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Actinopteri | |
Teleostei indet.3 Müller 1846 | |
Belonostomus longirostris3 Lambe 1902 | |
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Chondrichthyes | |
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"Lissodus selachos" = Lonchidion selachos3
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