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Brule - lower Orella, Nebraska, USA

FormationBrule
Memberlower Orella
Age:33.9 - 33.3 Ma
Oligocene
IntervalOrellan
Number of Collections83
Number of Occurrences213

Recorded Sample Locations

LocationRegionStratigraphic Name
Lyman Beaver LocalityScotts Bluff County, Nebraska, USABrule - lower Orella
Bald ButteSioux County, Nebraska, USABrule - lower Orella
Brecht RanchDawes County, Nebraska, USABrule - lower Orella

Associated Units

Stratigraphic NameAgeLithologyOccurrence Records
Box Butte20.4 - 16.0 Ma
Miocene
1
Box Butte - Dawes Clay20.4 - 16.0 Ma
Miocene
5
Box Butte - Red Valley20.4 - 16.0 Ma
Miocene
41
Brown Siltstone Beds30.8 - 20.4 Ma
Cenozoic
2
Brule33.3 - 30.8 Ma
Oligocene
sandstone162
Brule - lower Whitney33.3 - 30.8 Ma
Oligocene
4
Brule - Orella33.9 - 33.3 Ma
Oligocene
135
Brule - Orella D33.9 - 33.3 Ma
Oligocene
47
Brule - upper30.8 - 20.4 Ma
Cenozoic
5
Brule - upper Whitney30.8 - 20.4 Ma
Cenozoic
36
Brule - Whitney30.8 - 20.4 Ma
Cenozoic
141
Brule - Whitney A33.3 - 30.8 Ma
Oligocene
16
Chadron37.2 - 33.9 Ma
Paleogene
claystone, "siliciclastic", "limestone", "volcaniclastic"132
Chadron - Big Cottonwood Creek37.2 - 33.9 Ma
Paleogene
siltstone174
Chadron - Peanut Peak37.2 - 33.3 Ma
Paleogene
85
Gering30.8 - 26.3 Ma
Oligocene
29
Gering - lower30.8 - 26.3 Ma
Oligocene
4
Gering - Unit D30.8 - 26.3 Ma
Oligocene
10
Harrison24.8 - 20.4 Ma
Cenozoic
sandstone160
Monroe Creek26.3 - 20.4 Ma
Cenozoic
102
Olcott16.0 - 13.6 Ma
Miocene
109
Olcott - subcycle 120.4 - 16.0 Ma
Miocene
23
Olcott - subcycle 220.4 - 16.0 Ma
Miocene
44
Olcott - subcycle 320.4 - 16.0 Ma
Miocene
65
probably Gering30.8 - 20.4 Ma
Cenozoic
3
Runningwater20.4 - 16.0 Ma
Miocene
sandstone, sandstone/conglomerate315
Sand Canyon20.4 - 16.0 Ma
Miocene
3
Sheep Creek20.4 - 16.0 Ma
Miocene
sandstone/conglomerate29
Sheep Creek - lower20.4 - 16.0 Ma
Miocene
40
Sheep Creek - middle20.4 - 16.0 Ma
Miocene
sandstone96
Snake Creek13.6 - 10.3 Ma
Miocene
4
Snake Creek - Johnson10.3 - 4.90 Ma
Neogene
51
Snake Creek - Laucomer13.6 - 10.3 Ma
Miocene
43
Snake Creek - Murphy13.6 - 10.3 Ma
Miocene
3
Snake Creek - subcycle 320.4 - 16.0 Ma
Miocene
3
Arikaree - Harrison23.0 - 5.33 Ma
Miocene
32
Arikaree - Harrison - Lower24.8 - 20.4 Ma
Cenozoic
47
Hemingford - Marsland24.8 - 20.4 Ma
Cenozoic
sandstone107
Hemingford - Marsland - Basal24.8 - 20.4 Ma
Cenozoic
sandstone44
lower Arikaree30.8 - 20.4 Ma
Cenozoic
10
White River - Brule33.9 - 33.3 Ma
Oligocene
25

Recorded Fossils

Accepted NameHierarchyAge
Paratylopus labiatus
species
7Animalia : Chordata : Mammalia : Artiodactyla : Camelidae : Paratylopus : Paratylopus labiatus33.9 - 33.3 Ma
Oligocene
Leptochoerus elegans
species
7Animalia : Chordata : Mammalia : Artiodactyla : Leptochoeridae : Leptochoerus : Leptochoerus elegans33.9 - 33.3 Ma
Oligocene
Leptochoerus emilyae
species
7Animalia : Chordata : Mammalia : Artiodactyla : Leptochoeridae : Leptochoerus : Leptochoerus emilyae33.9 - 33.3 Ma
Oligocene
Leptochoerus supremus
species
7Animalia : Chordata : Mammalia : Artiodactyla : Leptochoeridae : Leptochoerus : Leptochoerus supremus33.9 - 33.3 Ma
Oligocene
Stibarus obtusilobus
species
7Animalia : Chordata : Mammalia : Artiodactyla : Leptochoeridae : Stibarus : Stibarus obtusilobus33.9 - 33.3 Ma
Oligocene
Leptauchenia decora
species
7Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Leptauchenia : Leptauchenia decora33.9 - 33.3 Ma
Oligocene
Merycoidodon (Merycoidodon) culbertsoni
species
7Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Merycoidodon : Merycoidodon (Merycoidodon) culbertsoni33.9 - 33.3 Ma
Oligocene
Miniochoerus affinis
species
7Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Miniochoerus : Miniochoerus affinis33.9 - 33.3 Ma
Oligocene
Miniochoerus gracilis
species
7Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Miniochoerus : Miniochoerus gracilis33.9 - 33.3 Ma
Oligocene
Brachyrhynchocyon sp.
genus
6Animalia : Chordata : Mammalia : Carnivora : Amphicyonidae : Brachyrhynchocyon33.9 - 33.3 Ma
Oligocene
Daphoenus minimus
species
7Animalia : Chordata : Mammalia : Carnivora : Amphicyonidae : Paradaphoenus : Daphoenus minimus33.9 - 33.3 Ma
Oligocene
Canis gregarius
species
7Animalia : Chordata : Mammalia : Carnivora : Canidae : Hesperocyon : Canis gregarius33.9 - 33.3 Ma
Oligocene
Desmatolagus gazini
species
7Animalia : Chordata : Mammalia : Lagomorpha : Ochotonidae : Desmatolagus : Desmatolagus gazini33.9 - 33.3 Ma
Oligocene
Megalagus turgidus
species
7Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Megalagus : Megalagus turgidus33.9 - 33.3 Ma
Oligocene
Palaeolagus burkei
species
7Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Palaeolagus : Palaeolagus burkei33.9 - 33.3 Ma
Oligocene
Palaeolagus haydeni
species
7Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Palaeolagus : Palaeolagus haydeni33.9 - 33.3 Ma
Oligocene
Palaeolagus hemirhizis
species
7Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Palaeolagus : Palaeolagus hemirhizis33.9 - 33.3 Ma
Oligocene
Altasciurus relictus
species
7Animalia : Chordata : Mammalia : Rodentia : Aplodontidae : Altasciurus : Altasciurus relictus33.9 - 33.3 Ma
Oligocene
Prosciurus parvus
species
7Animalia : Chordata : Mammalia : Rodentia : Allomyidae : Prosciurus : Prosciurus parvus33.9 - 33.3 Ma
Oligocene
Agnotocastor readingi
species
7Animalia : Chordata : Mammalia : Rodentia : Castoridae : Agnotocastor : Agnotocastor readingi33.9 - 33.3 Ma
Oligocene
Adjidaumo intermedius
species
7Animalia : Chordata : Mammalia : Rodentia : Eomyidae : Eomys : Adjidaumo intermedius33.9 - 33.3 Ma
Oligocene
Adjidaumo maximus
species
7Animalia : Chordata : Mammalia : Rodentia : Eomyidae : Eomys : Adjidaumo maximus33.9 - 33.3 Ma
Oligocene
Adjidaumo minutus
species
7Animalia : Chordata : Mammalia : Rodentia : Eomyidae : Adjidaumo : Adjidaumo minutus33.9 - 33.3 Ma
Oligocene
Orelladjidaumo xylodes
species
7Animalia : Chordata : Mammalia : Rodentia : Eomyidae : Orelladjidaumo : Orelladjidaumo xylodes33.9 - 33.3 Ma
Oligocene
Paradjidaumo validus
species
7Animalia : Chordata : Mammalia : Rodentia : Eomyidae : Paradjidaumo : Paradjidaumo validus33.9 - 33.3 Ma
Oligocene
Apletotomeus crassus
species
7Animalia : Chordata : Mammalia : Rodentia : Heliscomyidae : Apletotomeus : Apletotomeus crassus33.9 - 33.3 Ma
Oligocene
Ischyromys sp.
genus
6Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae : Ischyromys33.9 - 33.3 Ma
Oligocene
Ischyromys typus
species
7Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae : Ischyromys : Ischyromys typus33.9 - 33.3 Ma
Oligocene
Pelycomys brulanus
species
7Animalia : Chordata : Mammalia : Rodentia : Allomyidae : Pelycomys : Pelycomys brulanus33.9 - 33.3 Ma
Oligocene
Cedromus wardi
species
7Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Cedromus : Cedromus wardi33.9 - 33.3 Ma
Oligocene
Oligospermophilus douglassi
species
7Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Oligospermophilus : Oligospermophilus douglassi33.9 - 33.3 Ma
Oligocene
Protosciurus mengi
species
7Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Protosciurus : Protosciurus mengi33.9 - 33.3 Ma
Oligocene
Helodermoides tuberculatus
species
7Animalia : Chordata : Reptilia : Squamata : Anguidae : Helodermoides : Helodermoides tuberculatus33.9 - 33.3 Ma
Oligocene
Xestops pawneensis
species
7Animalia : Chordata : Reptilia : Squamata : Anguidae : Parophisaurus : Xestops pawneensis33.9 - 33.3 Ma
Oligocene

References

Schultz C. B., Falkenbach C. H. (1956) Miniochoerinae and Oreonetinae two new subfamilies of oreodonts, Bulletin of the American Museum of Natural History 109 4, 373-482
Howe J. A. (1966) The Oligocene Rodent Ischyromys in Nebraska, Journal of Paleontology 40 5, 1200-1210
Schultz C. B., Falkenbach C. H. (1968) The Phylogeny of the Oreodonts. Part 1: Merycoidodontinae, Eporeodontinae, and Leptaucheniinae, Three Subfamilies Of Oreodonts, With an Appendix to the Revision Of The Merycoidodontidae, and Part 2. Summary and Conclusions Concerning the Merycoidodontidae, Bulletin of the American Museum of Natural History 139, 1-498
Edwards P. (1976) The subfamily Leptochoerinae (Artiodactyla, Dichobunidae) of North America (Oligocene), Contributions to Geology, University of Wyoming 14 2, 99-113
Sullivan R. M. (1979) Revision of the Paleogene genus Glyptosaurus (Reptilia, Anguidae), Bulletin of the American Museum of Natural History 163 1, 1-72
Korth W. W. (1980) Paradjidaumo (Eomyidae, Rodentia) from the Brule Formation, Nebraska, Journal of Paleontology 54 5, 933-941
Korth W. W. (1986) Aplodontid Rodents of the Genus Pelycomys Galbreath from the Orellan (Middle Oligocene) of Nebraska , Journal of Mammalogy 67 3
Korth W. W. (1987) Sciurid rodents (Mammalia) from the Chadronian and Orellan (Oligocene) of Nebraska, Journal of Paleontology 61 6, 1247-1255
Sullivan R. M. (1987) Parophisaurus pawneensis (Gilmore, 1928) new genus of anguid lizard from the middle Oligocene of North America, Journal of Herpetology 21 2, 115-133
Korth W. W., Hageman J. (1988) Lagomorphs (Mammalia) from the Oligocene (Orellan and Whitneyan) Brule Formation, Nebraska, Transactions of the Nebraska Academy of Sciences 16, 141-152
Korth W. W. (1989) Geomyoid rodents (Mammalia) from the Orellan (middle Oligocene) of Nebraska,, Los Angeles Museum of History, Science Series 33, 31-46
Korth W. W. (1989) Aplodontid Rodents (Mammalia) from the Oligocene (Orellan and Whitneyan) Brule Formation, Nebraska, Journal of Vertebrate Paleontology 9 4, 400-414
Korth W. W., Emry R. J. (1991) The Skull of Cedromus and a Review of the Cedromurinae (Rodentia, Sciuridae), Journal of Paleontology 65 6, 948-994
Wang X. (1994) Phylogenetic systematics of the Hesperocyoninae (Carnivora: Canidae), Bulletin of the American Museum of Natural History 221, 1-207
Korth W. W. (1996) Additional specimens of Agnotocastor readingi (Rodentia, Castoridae) from the Orellan (Oligocene) of Nebraska and a possible origin for the beavers, Paludicola 1 1, 16-20
Hunt, Jr. R. M. (1996) Amphicyonidae, The Terrestrial Eocene-Oligocene Transition in North America, 476-485 doi:10.1017/CBO9780511665431.024
Prothero D. R. (1996) Camelidae, The Terrestrial Eocene-Oligocene Transition in North America, 609-651
Hunt, Jr. R. M. (2001) Small Oligocene amphicyonids from North America (Paradaphoenus, Mammalia, Carnivora), American Museum Novitates 3331, 1-20
Alroy J. (2002) Synonymies and reidentifications of North American fossil mammals
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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