Also known as Bug Creek, BCA, OMNH V1173
Where: McCone County County, Montana (47.8° N, 106.1° W: paleocoordinates 54.4° N, 79.0° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Hell Creek Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)
• upper 1/3 of formation, 80 ft below coal bed
• group of beds-level stratigraphic resolution
Environment/lithology: coarse channel fill; sandstone
Size classes: macrofossils, mesofossils
Collected by Univ. of Minnesota in 1962-1964
Collection methods: surface (float), anthill,
Primary reference: R. Estes. 1965. A new fossil salamander from Montana and Wyoming. Copeia 1965(1):90-95 [E. Fara/E. Fara/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 13142: authorized by Emmanuel Fara, entered by Emmanuel Fara on 23.01.2002, edited by Roger Benson, Philip Mannion, Matthew Carrano and John Alroy
Creative Commons license: CC BY (attribution)
Taxonomic list
Chondrichthyes | |
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Osteichthyes | |
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Amphibia | |
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Opisthotriton kayi4, "Prodesmodon copei" = Prodesmodon copei4, "Cuttysarkus mcnallyi" = Prodesmodon copei4
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Habrosaurus dilatus4, Scapherpeton tectum4, Lisserpeton bairdi n. gen. n. sp., Piceoerpeton naylori n. sp.10, Proamphiuma cretacea4
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Reptilia | |
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Baenidae "indet. undescribed genus and species 1"4, Baenidae "indet. 2"4, Eubaena cephalica5, Palatobaena bairdi5
Eubaena cephalica5 Hay 1904 turtle MCZ 3530 (both parietals), AMNH 4948 (skull), MCZ 3510, 3511, 3512, 3519 (maxillae), MCZ 3525 (right parietal)
Palatobaena bairdi5 Gaffney 1972 turtle MCZ 3515 (right maxilla), and a specimen referred by Lyson & Joyce (2009): AMNH 8277 (complete lower jaws)
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Parasaniwa wyomingensis4 Gilmore 1928 squamates plus Gao & Fox (1996) specimens: UALVP 33357-33360 (maxilla), 33361 and several unnumbered (dentaries), 33362, 33363 (pterygoids), 33364, 33365 (parietals)
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"Pancelosaurus piger" = Odaxosaurus piger4
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Exostinus lancensis4 Gilmore 1928 squamates plus specimen reported by Gao & Fox (1996), UALVP 29919 (frontal)
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Contogenys sloani n. gen. n. sp.2
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Meniscognathus altmani7, Haptosphenus placodon4, Peneteius aquilonius4, Peneteius aquilonius n. gen. n. sp.3, Leptochamops denticulatus4, Chamops segnis4
Meniscognathus altmani7 Estes 1964 squamates UALVP 29775, 29779 (maxilla), and 29776, 29831 (dentaries)
Chamops segnis4 Marsh 1892 squamates Additional specimens from Gao & Fox (1996): UALVP 29724-29726, 29730, 29737-29738 (maxilla), and 29721, 29723, 29815 (dentaries)
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"Leidyosuchus sternbergi" = Borealosuchus sternbergii4
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"Anatosaurus sp." = Edmontosaurus4
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Actinopteri | |
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Platacodon nanus4 Marsh 1889 | |
Elopidae indet.4 Bonaparte 1846 | |
cf. Paralbula casei4 Estes 1969 | |
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Belonostomus longirostris4 Lambe 1902 |