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Wind River - Lost Cabin, Wyoming, USA

FormationWind River
MemberLost Cabin
Age:50.3 - 46.2 Ma
Eocene
IntervalLostcabinian
Lithologymudstone
Number of Collections24
Number of Occurrences403

Recorded Sample Locations

LocationRegionStratigraphic Name
Barwin Quarry Natrona County, Wyoming, USAWind River - Lost Cabin
LedgeFremont County, Wyoming, USAWind River - Lost Cabin
Davis RanchNatrona County, Wyoming, USAWind River - Lost Cabin
Kinosternid BasinFremont County, Wyoming, USAWind River - Lost Cabin
UCMP V74133Natrona County, Wyoming, USAWind River - Lost Cabin

Associated Units

Stratigraphic NameAgeLithologyOccurrence Records
Arikaree20.4 - 5.33 Ma
Miocene
siliciclastic278
Aycross50.3 - 46.2 Ma
Eocene
sandstone146
Chadron37.2 - 33.9 Ma
Paleogene
claystone, "siliciclastic", "limestone", "volcaniclastic"132
Fort Union - Shotgun56.8 - 55.8 Ma
Paleogene
69
Indian Meadows55.8 - 50.3 Ma
Eocene
23
Lower Variegated Sequence - basal55.8 - 50.3 Ma
Eocene
7
Mesaverde66.0 - 56.0 Ma
Paleocene
sandstone, conglomerate/sandstone, sandstone/lignite, "shale"99
Middle Variegated Sequence55.8 - 50.3 Ma
Eocene
6
Ogallala5.33 - 2.59 Ma
Cenozoic
siltstone, sandstone/claystone, sandstone/siltstone, sandstone, marl, gravel277
Split Rock16.0 - 5.33 Ma
Miocene
11
Tepee Trail - Unit 2446.2 - 40.4 Ma
Eocene
32
Tepee Trail - Unit 3046.2 - 40.4 Ma
Eocene
1
top of Lower Variegated Sequence55.8 - 50.3 Ma
Eocene
3
Upper Variegated Sequence55.8 - 50.3 Ma
Eocene
8
Wagon Bed - Unit 350.3 - 46.2 Ma
Eocene
3
Wagon Bed - Unit 546.2 - 40.4 Ma
Eocene
7
Wagon Bed ("Tepee Trail") - Green and Brown46.2 - 40.4 Ma
Eocene
10
Wagon Bed ("Tepee Trail") - Hendry Ranch46.2 - 40.4 Ma
Eocene
4
Wagon Bed ("Tepee Trail") - lower Hendry Ranch46.2 - 40.4 Ma
Eocene
147
Wagon Bed ("Tepee Trail") - upper Hendry Ranch40.4 - 37.2 Ma
Eocene
79
Wasatch55.8 - 50.3 Ma
Eocene
182
White River30.8 - 20.4 Ma
Cenozoic
mudstone, siltstone, sandstone329
White River - Beaver Divide Conglomerate37.2 - 33.9 Ma
Paleogene
1
White River - Big Sand Draw Sandstone Lentil37.2 - 33.9 Ma
Paleogene
9
White River - lower37.2 - 33.9 Ma
Paleogene
11
White River - upper37.2 - 33.3 Ma
Paleogene
21
Wiggins46.2 - 40.4 Ma
Eocene
35
Wind River48.6 - 37.2 Ma
Eocene
440
Wind River - Lysite55.8 - 50.3 Ma
Eocene
31
Wind River - Red Creek Facies55.8 - 50.3 Ma
Eocene
116

Recorded Fossils

Accepted NameHierarchyAge
Hapalodectes sp.
genus
6Animalia : Chordata : Mammalia : Cetacea : Hapalodectidae : Hapalodectes55.8 - 50.3 Ma
Eocene
Mesonychidae
family
5Animalia : Chordata : Mammalia : Cetacea : Mesonychidae50.3 - 46.2 Ma
Eocene
Bunophorus sp.
genus
6Animalia : Chordata : Mammalia : Artiodactyla : Dichobunidae : Bunophorus50.3 - 46.2 Ma
Eocene
Bunophorus sinclairi
species
7Animalia : Chordata : Mammalia : Artiodactyla : Diacodexeidae : Bunophorus : Bunophorus sinclairi55.8 - 50.3 Ma
Eocene
Diacodexis sp.
genus
6Animalia : Chordata : Mammalia : Artiodactyla : Dichobunidae : Diacodexis55.8 - 50.3 Ma
Eocene
Diacodexis minutus
species
7Animalia : Chordata : Mammalia : Artiodactyla : Dichobunidae : Diacodexis : Diacodexis minutus50.3 - 46.2 Ma
Eocene
Diacodexis secans
species
7Animalia : Chordata : Mammalia : Artiodactyla : Diacodexeidae : Diacodexis : Diacodexis secans55.8 - 50.3 Ma
Eocene
Antiacodon sp.
genus
6Animalia : Chordata : Mammalia : Artiodactyla : Dichobunidae : Antiacodon55.8 - 50.3 Ma
Eocene
Antiacodon pygmaeus
species
7Animalia : Chordata : Mammalia : Artiodactyla : Homacodontidae : Antiacodon : Antiacodon pygmaeus50.3 - 46.2 Ma
Eocene
Antiacodon vanvaleni
species
7Animalia : Chordata : Mammalia : Artiodactyla : Dichobunidae : Antiacodon : Antiacodon vanvaleni50.3 - 46.2 Ma
Eocene
Leptochoeridae
family
5Animalia : Chordata : Mammalia : Artiodactyla : Leptochoeridae55.8 - 50.3 Ma
Eocene
Carnivora
order
4Animalia : Chordata : Mammalia : Carnivora55.8 - 50.3 Ma
Eocene
Miacidae
family
5Animalia : Chordata : Mammalia : Carnivora : Miacidae55.8 - 50.3 Ma
Eocene
Miacis sp.
genus
6Animalia : Chordata : Mammalia : Carnivora : Miacidae : Miacis55.8 - 50.3 Ma
Eocene
Miacis exiguus
species
7Animalia : Chordata : Mammalia : Carnivora : Miacidae : Miacis : Miacis exiguus55.8 - 50.3 Ma
Eocene
Miacis latidens
species
7Animalia : Chordata : Mammalia : Carnivora : Miacidae : Miacis : Miacis latidens55.8 - 50.3 Ma
Eocene
Miacis parvivorus
species
7Animalia : Chordata : Mammalia : Carnivora : Miacidae : Miacis : Miacis parvivorus55.8 - 50.3 Ma
Eocene
Vulpavus canavus
species
7Animalia : Chordata : Mammalia : Carnivora : Vulpavus : Vulpavus canavus55.8 - 50.3 Ma
Eocene
Icaronycteris sp.
genus
6Animalia : Chordata : Mammalia : Chiroptera : Archaeonycteridae : Icaronycteris50.3 - 46.2 Ma
Eocene
Honrovits tsuwape
species
7Animalia : Chordata : Mammalia : Chiroptera : Natalidae : Honrovits : Honrovits tsuwape55.8 - 50.3 Ma
Eocene
Coryphodon sp.
genus
6Animalia : Chordata : Mammalia : Coryphodontidae : Coryphodon55.8 - 50.3 Ma
Eocene
Palaeoryctidae
family
5Animalia : Chordata : Mammalia : Palaeoryctidae55.8 - 50.3 Ma
Eocene
Ictops didelphoides
species
7Animalia : Chordata : Mammalia : Pantolestidae : Palaeosinopa : Ictops didelphoides55.8 - 50.3 Ma
Eocene
Palaeosinopa veterrima
species
7Animalia : Chordata : Mammalia : Pantolestidae : Palaeosinopa : Palaeosinopa veterrima55.8 - 50.3 Ma
Eocene
Pantolestes longieundus
species
7Animalia : Chordata : Mammalia : Pantolestidae : Pantolestes : Pantolestes longieundus50.3 - 46.2 Ma
Eocene
Amaramnis sp.
genus
6Animalia : Chordata : Mammalia : Pantolestidae : Amaramnis55.8 - 50.3 Ma
Eocene
Hyopsodus sp.
genus
6Animalia : Chordata : Mammalia : Hyopsodontidae : Hyopsodus55.8 - 50.3 Ma
Eocene
Antiacodon mentalis
species
7Animalia : Chordata : Mammalia : Hyopsodontidae : Hyopsodus : Antiacodon mentalis55.8 - 50.3 Ma
Eocene
Hyopsodus minusculus
species
7Animalia : Chordata : Mammalia : Hyopsodontidae : Hyopsodus : Hyopsodus minusculus55.8 - 50.3 Ma
Eocene
Hyopsodus paulus
species
7Animalia : Chordata : Mammalia : Condylarthra : Hyopsodontidae : Hyopsodus : Hyopsodus paulus55.8 - 50.3 Ma
Eocene
Hyopsodus walcottianus
species
7Animalia : Chordata : Mammalia : Hyopsodontidae : Hyopsodus : Hyopsodus walcottianus55.8 - 50.3 Ma
Eocene
Hyopsodus wortmani
species
7Animalia : Chordata : Mammalia : Hyopsodontidae : Hyopsodus : Hyopsodus wortmani55.8 - 50.3 Ma
Eocene
Creodonta
order
4Animalia : Chordata : Mammalia : Creodonta55.8 - 50.3 Ma
Eocene
Machaeroides simpsoni
species
7Animalia : Chordata : Mammalia : Oxyaenidae : Machaeroides : Machaeroides simpsoni50.3 - 46.2 Ma
Eocene
Malfelis badwaterensis
species
7Oxyaenidae : Malfelis : Malfelis badwaterensis50.3 - 46.2 Ma
Eocene
Oxyaenidae
family
5Animalia : Chordata : Mammalia : Oxyaenidae55.8 - 50.3 Ma
Eocene
Patriofelis sp.
genus
6Oxyaenidae : Patriofelis50.3 - 46.2 Ma
Eocene
Bathyopsis sp.
genus
6Animalia : Chordata : Mammalia : Uintatheriidae : Bathyopsis50.3 - 46.2 Ma
Eocene
Bathyopsis fissidens
species
7Animalia : Chordata : Mammalia : Uintatheriidae : Bathyopsis : Bathyopsis fissidens55.8 - 50.3 Ma
Eocene
Hyaenodontidae
family
5Animalia : Chordata : Mammalia : Hyaenodontidae55.8 - 50.3 Ma
Eocene
Protopsalis sp.
genus
6Animalia : Chordata : Mammalia : Oxyaenidae : Protopsalis50.3 - 46.2 Ma
Eocene
Prototomus sp.
genus
6Animalia : Chordata : Mammalia : Hyaenodontidae : Prototomus55.8 - 50.3 Ma
Eocene
Prototomus strenuus
species
7Animalia : Chordata : Mammalia : Hyaenodontidae : Tritemnodon : Prototomus strenuus50.3 - 46.2 Ma
Eocene
Didelphodus sp.
genus
6Animalia : Chordata : Mammalia : Cimolestidae : Didelphodus55.8 - 50.3 Ma
Eocene
Centetodon altidens
species
7Animalia : Chordata : Mammalia : Cimolestidae : Didelphodus : Centetodon altidens55.8 - 50.3 Ma
Eocene
Limnocyon sp.
genus
6Animalia : Chordata : Mammalia : Hyaenodontidae : Limnocyon50.3 - 46.2 Ma
Eocene
Prolimnocyon antiquus
species
7Animalia : Chordata : Mammalia : Hyaenodontidae : Prolimnocyon : Prolimnocyon antiquus55.8 - 50.3 Ma
Eocene
Apatemys sp.
genus
6Animalia : Chordata : Mammalia : Apatemyidae : Apatemys55.8 - 50.3 Ma
Eocene
Apatemys bellulus
species
7Animalia : Chordata : Mammalia : Apatemyidae : Apatemys : Apatemys bellulus55.8 - 50.3 Ma
Eocene
Apatemys bellus
species
7Animalia : Chordata : Mammalia : Apatemyidae : Apatemys : Apatemys bellus50.3 - 46.2 Ma
Eocene
Centetodon sp.
genus
6Animalia : Chordata : Mammalia : Geolabididae : Centetodon55.8 - 50.3 Ma
Eocene
Centetodon bembicophagus
species
7Animalia : Chordata : Mammalia : Geolabididae : Centetodon : Centetodon bembicophagus50.3 - 46.2 Ma
Eocene
Adapisoricidae
family
5Animalia : Chordata : Mammalia : Erinaceomorpha : Adapisoricidae50.3 - 46.2 Ma
Eocene
Macrocranion sp.
genus
6Animalia : Chordata : Mammalia : Macroscelidea : Amphilemuridae : Macrocranion55.8 - 50.3 Ma
Eocene
Scenopagus sp.
genus
6Animalia : Chordata : Mammalia : Dormaaliidae : Scenopagus55.8 - 50.3 Ma
Eocene
Diacodon edenensis
species
7Animalia : Chordata : Mammalia : Dormaaliidae : Scenopagus : Diacodon edenensis55.8 - 50.3 Ma
Eocene
Nyctitherium priscum
species
7Animalia : Chordata : Mammalia : Dormaaliidae : Scenopagus : Nyctitherium priscum55.8 - 50.3 Ma
Eocene
Herpetotherium innominatum
species
7Animalia : Chordata : Mammalia : Marsupialia : Herpetotheriidae : Herpetotherium : Herpetotherium innominatum55.8 - 50.3 Ma
Eocene
Peratherium comstocki
species
7Animalia : Chordata : Mammalia : Marsupialia : Herpetotheriidae : Peratherium : Peratherium comstocki55.8 - 50.3 Ma
Eocene
Herpetotherium marsupium
species
7Animalia : Chordata : Mammalia : Didelphimorphia : Didelphidae : Peratherium : Herpetotherium marsupium55.8 - 50.3 Ma
Eocene
Ectypodus sp.
genus
6Animalia : Chordata : Mammalia : Ptilodontidae : Ectypodus55.8 - 50.3 Ma
Eocene
Palaeanodonta
suborder
4.3Animalia : Chordata : Mammalia : Palaeanodonta50.3 - 46.2 Ma
Eocene
Thryptacodon antiquus
species
7Animalia : Chordata : Mammalia : Arctocyonidae : Thryptacodon : Thryptacodon antiquus55.8 - 50.3 Ma
Eocene
Dipassalus oryctes
species
7Animalia : Chordata : Mammalia : Epoicotheriidae : Dipassalus : Dipassalus oryctes55.8 - 50.3 Ma
Eocene
Tubulodon taylori
species
7Animalia : Chordata : Mammalia : Ptolemaiidae : Tubulodon : Tubulodon taylori50.3 - 46.2 Ma
Eocene
Palaeanodon woodi
species
7Animalia : Chordata : Mammalia : Ptolemaiidae : Tubulodon : Palaeanodon woodi50.3 - 46.2 Ma
Eocene
Palaeictops sp.
genus
6Animalia : Chordata : Mammalia : Pilosa : Leptictidae : Palaeictops55.8 - 50.3 Ma
Eocene
Diacodon bridgeri
species
7Animalia : Chordata : Mammalia : Pilosa : Leptictidae : Palaeictops : Diacodon bridgeri50.3 - 46.2 Ma
Eocene
Palaeictops multicuspis
species
7Animalia : Chordata : Mammalia : Leptictidae : Palaeictops : Palaeictops multicuspis55.8 - 50.3 Ma
Eocene
Palaeanodon sp.
genus
6Animalia : Chordata : Mammalia : Metacheiromyidae : Palaeanodon55.8 - 50.3 Ma
Eocene
Erinaceomorpha
unranked clade
99Animalia : Chordata : Mammalia : Erinaceomorpha55.8 - 50.3 Ma
Eocene
Oodectes sp.
genus
6Animalia : Chordata : Mammalia : Carnivora : Miacidae : Oodectes50.3 - 46.2 Ma
Eocene
Talpavus sp.
genus
6Animalia : Chordata : Mammalia : Erinaceomorpha : Talpavus55.8 - 50.3 Ma
Eocene
Vassacyon sp.
genus
6Animalia : Chordata : Mammalia : Carnivora : Miacidae : Vassacyon55.8 - 50.3 Ma
Eocene
Nyctitherium sp.
genus
6Animalia : Chordata : Mammalia : Soricomorpha : Nyctitheriidae : Nyctitherium55.8 - 50.3 Ma
Eocene
Nyctitherium serotinum
species
7Animalia : Chordata : Mammalia : Nyctitheriidae : Nyctitherium : Nyctitherium serotinum50.3 - 46.2 Ma
Eocene
Plagioctenodon sp.
genus
6Animalia : Chordata : Mammalia : Soricomorpha : Nyctitheriidae : Plagioctenodon55.8 - 50.3 Ma
Eocene
Armintodelphys blacki
species
7Animalia : Chordata : Mammalia : Didelphimorphia : Didelphidae : Armintodelphys : Armintodelphys blacki55.8 - 50.3 Ma
Eocene
Armintodelphys dawsoni
species
7Animalia : Chordata : Mammalia : Didelphimorphia : Didelphidae : Armintodelphys : Armintodelphys dawsoni55.8 - 50.3 Ma
Eocene
Peradectes chesteri
species
7Animalia : Chordata : Mammalia : Peradectidae : Peradectes : Peradectes chesteri55.8 - 50.3 Ma
Eocene
Didymictis altidens
species
7Animalia : Chordata : Mammalia : Carnivora : Viverravidae : Didymictis : Didymictis altidens55.8 - 50.3 Ma
Eocene
Viverravus sp.
genus
6Animalia : Chordata : Mammalia : Carnivora : Viverravidae : Viverravus50.3 - 46.2 Ma
Eocene
Viverravus gracilis
species
7Animalia : Chordata : Mammalia : Viverravidae : Viverravus : Viverravus gracilis55.8 - 50.3 Ma
Eocene
Viverravus lutosus
species
7Animalia : Chordata : Mammalia : Carnivora : Viverravidae : Viverravus : Viverravus lutosus55.8 - 50.3 Ma
Eocene
Perissodactyla
order
4Animalia : Chordata : Mammalia : Perissodactyla55.8 - 50.3 Ma
Eocene
Eotitanops borealis
species
7Animalia : Chordata : Mammalia : Perissodactyla : Brontotheriidae : Eotitanops : Eotitanops borealis55.8 - 50.3 Ma
Eocene
Lambdotherium sp.
genus
6Animalia : Chordata : Mammalia : Perissodactyla : Brontotheriidae : Lambdotherium55.8 - 50.3 Ma
Eocene
Lambdotherium popoagicum
species
7Animalia : Chordata : Mammalia : Perissodactyla : Brontotheriidae : Lambdotherium : Lambdotherium popoagicum55.8 - 50.3 Ma
Eocene
Equidae
family
5Animalia : Chordata : Mammalia : Perissodactyla : Equidae55.8 - 50.3 Ma
Eocene
Orohippus sp.
genus
6Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Orohippus55.8 - 50.3 Ma
Eocene
Orohippus proteros
species
7Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Orohippus : Orohippus proteros55.8 - 50.3 Ma
Eocene
Hyrachyus eximius
species
7Animalia : Chordata : Mammalia : Perissodactyla : Hyracodontidae : Hyrachyus : Hyrachyus eximius50.3 - 46.2 Ma
Eocene
Helaletes nanus
species
7Animalia : Chordata : Mammalia : Perissodactyla : Helaletes : Helaletes nanus55.8 - 50.3 Ma
Eocene
Heptodon sp.
genus
6Animalia : Chordata : Mammalia : Perissodactyla : Helaletidae : Heptodon55.8 - 50.3 Ma
Eocene
Heptodon calciculus
species
7Animalia : Chordata : Mammalia : Perissodactyla : Heptodon : Heptodon calciculus55.8 - 50.3 Ma
Eocene
Heptodon posticus
species
7Animalia : Chordata : Mammalia : Perissodactyla : Heptodon : Heptodon posticus55.8 - 50.3 Ma
Eocene
Homogalax sp.
genus
6Animalia : Chordata : Mammalia : Perissodactyla : Isectolophidae : Homogalax55.8 - 50.3 Ma
Eocene
Selenaletes scopaeus
species
7Animalia : Chordata : Mammalia : Perissodactyla : Helaletidae : Selenaletes : Selenaletes scopaeus50.3 - 46.2 Ma
Eocene
Hyracotherium vasacciense
species
7Animalia : Chordata : Mammalia : Perissodactyla : Palaeotheriidae : Hyracotherium : Hyracotherium vasacciense55.8 - 50.3 Ma
Eocene
Cynodontomys lundeliusi
species
7Animalia : Chordata : Mammalia : Primates : Microsyopidae : Megadelphus : Cynodontomys lundeliusi50.3 - 46.2 Ma
Eocene
Microsyops sp.
genus
6Animalia : Chordata : Mammalia : Primates : Microsyopidae : Microsyops55.8 - 50.3 Ma
Eocene
Microsyops scottianus
species
7Animalia : Chordata : Mammalia : Primates : Microsyopidae : Microsyops : Microsyops scottianus55.8 - 50.3 Ma
Eocene
Uintasorex sp.
genus
6Animalia : Chordata : Mammalia : Primates : Microsyopidae : Uintasorex55.8 - 50.3 Ma
Eocene
Uintasorex parvulus
species
7Animalia : Chordata : Mammalia : Primates : Microsyopidae : Uintasorex : Uintasorex parvulus55.8 - 50.3 Ma
Eocene
Cantius nunienus
species
7Animalia : Chordata : Mammalia : Primates : Notharctidae : Cantius : Cantius nunienus55.8 - 50.3 Ma
Eocene
Copelemur sp.
genus
6Animalia : Chordata : Mammalia : Primates : Notharctidae : Copelemur50.3 - 46.2 Ma
Eocene
Notharctus sp.
genus
6Animalia : Chordata : Mammalia : Primates : Notharctidae : Notharctus55.8 - 50.3 Ma
Eocene
Notharctus robinsoni
species
7Animalia : Chordata : Mammalia : Primates : Notharctidae : Notharctus : Notharctus robinsoni55.8 - 50.3 Ma
Eocene
Notharctus venticolus
species
7Animalia : Chordata : Mammalia : Primates : Notharctidae : Notharctus : Notharctus venticolus55.8 - 50.3 Ma
Eocene
Smilodectes sp.
genus
6Animalia : Chordata : Mammalia : Primates : Notharctidae : Smilodectes50.3 - 46.2 Ma
Eocene
Absarokius abbotti
species
7Animalia : Chordata : Mammalia : Primates : Omomyidae : Absarokius : Absarokius abbotti55.8 - 50.3 Ma
Eocene
Anemorhysis natronensis
species
7Animalia : Chordata : Mammalia : Primates : Anaptomorphidae : Anemorhysis : Anemorhysis natronensis50.3 - 46.2 Ma
Eocene
Absarokius witteri
species
7Animalia : Chordata : Mammalia : Primates : Anaptomorphidae : Artimonius : Absarokius witteri55.8 - 50.3 Ma
Eocene
Aycrossia lovei
species
7Animalia : Chordata : Mammalia : Primates : Omomyidae : Aycrossia : Aycrossia lovei50.3 - 46.2 Ma
Eocene
Hemiacodon casamissus
species
7Animalia : Chordata : Mammalia : Primates : Anaptomorphidae : Hemiacodon : Hemiacodon casamissus55.8 - 50.3 Ma
Eocene
Loveina zephyri
species
7Animalia : Chordata : Mammalia : Primates : Anaptomorphidae : Loveina : Loveina zephyri55.8 - 50.3 Ma
Eocene
Shoshonius cooperi
species
7Animalia : Chordata : Mammalia : Primates : Anaptomorphidae : Shoshonius : Shoshonius cooperi55.8 - 50.3 Ma
Eocene
Trogolemur amplior
species
7Animalia : Chordata : Mammalia : Primates : Anaptomorphidae : Trogolemur : Trogolemur amplior50.3 - 46.2 Ma
Eocene
Trogolemur fragilis
species
7Animalia : Chordata : Mammalia : Primates : Anaptomorphidae : Trogolemur : Trogolemur fragilis50.3 - 46.2 Ma
Eocene
Huerfanius rutherfurdi
species
7Animalia : Chordata : Mammalia : Primates : Anaptomorphidae : Uintanius : Huerfanius rutherfurdi50.3 - 46.2 Ma
Eocene
Washakius sp.
genus
6Animalia : Chordata : Mammalia : Primates : Anaptomorphidae : Washakius50.3 - 46.2 Ma
Eocene
Phenacolemurinae
subfamily
5.3Animalia : Chordata : Mammalia : Primates : Paromomyidae : Phenacolemurinae55.8 - 50.3 Ma
Eocene
Armintomys tullbergi
species
7Animalia : Chordata : Mammalia : Rodentia : Armintomyidae : Armintomys : Armintomys tullbergi50.3 - 46.2 Ma
Eocene
Acritoparamys francesi
species
7Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae : Acritoparamys : Acritoparamys francesi55.8 - 50.3 Ma
Eocene
Ischyromyidae
family
5Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae50.3 - 46.2 Ma
Eocene
Lophiparamys woodi
species
7Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae : Lophiparamys : Lophiparamys woodi55.8 - 50.3 Ma
Eocene
Mattimys sp.
genus
6Animalia : Chordata : Mammalia : Rodentia : Eutypomyidae : Mattimys55.8 - 50.3 Ma
Eocene
Mattimys kalicola
species
7Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae : Mattimys : Mattimys kalicola55.8 - 50.3 Ma
Eocene
Microparamys sp.
genus
6Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae : Microparamys55.8 - 50.3 Ma
Eocene
Paramys sp.
genus
6Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae : Paramys50.3 - 46.2 Ma
Eocene
Paramys copei
species
7Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae : Paramys : Paramys copei55.8 - 50.3 Ma
Eocene
Paramys excavatus
species
7Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae : Paramys : Paramys excavatus55.8 - 50.3 Ma
Eocene
Thisbemys sp.
genus
6Animalia : Chordata : Mammalia : Rodentia : Ischyromyidae : Thisbemys55.8 - 50.3 Ma
Eocene
Knightomys sp.
genus
6Animalia : Chordata : Mammalia : Rodentia : Sciuravidae : Knightomys55.8 - 50.3 Ma
Eocene
Knightomys depressus
species
7Animalia : Chordata : Mammalia : Rodentia : Sciuravidae : Knightomys : Knightomys depressus55.8 - 50.3 Ma
Eocene
Knightomys huerfanensis
species
7Animalia : Chordata : Mammalia : Rodentia : Sciuravidae : Knightomys : Knightomys huerfanensis50.3 - 46.2 Ma
Eocene
Knightomys senior
species
7Animalia : Chordata : Mammalia : Rodentia : Sciuravidae : Knightomys : Knightomys senior50.3 - 46.2 Ma
Eocene
Pauromys sp.
genus
6Animalia : Chordata : Mammalia : Rodentia : Sciuravidae : Pauromys55.8 - 50.3 Ma
Eocene
Sciuravus sp.
genus
6Animalia : Chordata : Mammalia : Rodentia : Sciuravidae : Sciuravus50.3 - 46.2 Ma
Eocene
Esthonyx acutidens
species
7Animalia : Chordata : Mammalia : Tillotheriidae : Esthonyx : Esthonyx acutidens55.8 - 50.3 Ma
Eocene
Megalesthonyx hopsoni
species
7Animalia : Chordata : Mammalia : Tillotheriidae : Megalesthonyx : Megalesthonyx hopsoni50.3 - 46.2 Ma
Eocene
Trogosus sp.
genus
6Animalia : Chordata : Mammalia : Tillotheriidae : Trogosus50.3 - 46.2 Ma
Eocene
Ectocion superstes
species
7Animalia : Chordata : Mammalia : Phenacodontidae : Ectocion : Ectocion superstes50.3 - 46.2 Ma
Eocene
Phenacodus sp.
genus
6Animalia : Chordata : Mammalia : Phenacodontidae : Phenacodus55.8 - 50.3 Ma
Eocene
Hyracotherium vortmani
species
7Animalia : Chordata : Mammalia : Phenacodontidae : Phenacodus : Hyracotherium vortmani55.8 - 50.3 Ma
Eocene
Jepsibaena minor
species
7Animalia : Chordata : Reptilia : Squamata : Rhineuridae : Jepsibaena : Jepsibaena minor50.3 - 46.2 Ma
Eocene
Xenochelys lostcabinensis
species
7Animalia : Chordata : Reptilia : Testudines : Kinosternidae : Xenochelys : Xenochelys lostcabinensis50.3 - 46.2 Ma
Eocene

References

Gilmore C. W., Jepsen G. L. (1945) A new Eocene lizard from Wyoming, Journal of Paleontology 19 1, 30-34
Keefer W. R. (1965) Stratigraphy and geologic history of the uppermost Cretaceous, Paleocene, and Lower Eocene rocks in the Wind River Basin, Wyoming, United States Geological Survey Professional Paper 495-A, A1-A77
Guthrie D. A. (1966) A new species of dichobunid artiodactyl from the early Eocene of Wyoming, Journal of Mammalogy 47 3, 487-490
Korth W. W., Evander R. L. (1982) A New Species of Orohippus (Perissodactyla, Equidae) from the Early Eocene of Wyoming, Journal of Vertebrate Paleontology 2 2, 167-171
Korth W. W. (1982) , Annals of Carnegie Museum 51 4
Stucky R. K., Krishtalka L. (1983) Revision of the Wind River faunas, early Eocene of central Wyoming. Part 4. The Tillodontia, Annals of Carnegie Museum 52 17, 375-392
Stucky R. K. (1984) Revision of the Wind River faunas, early Eocene of central Wyoming. Part 5. Geology and biostratigraphy of the upper part of the Wind River Formation, northeastern Wind River Basin, Annals of Carnegie Museum 53 9, 231-294
Korth W. W. (1984) Earliest Tertiary evolution and radiation of rodents in North America, Bulletin of Carnegie Museum of Natural History 24, 1-71
Krishtalka L., Stucky R. K. (1985) Revision of the Eocene Wind River Faunas, Early Eocene of Central Wyoming. Part 7. Revision of Diacodexis (Mammalian, Artiodactyla), Annals of Carnegie Museum 54 14, 413-486
Dawson M. R., Hickey L. J., et al (1986) , National Geograpic Research 2 1
Stucky R. K., Krishtalka L., et al (1990) , Geological Society of America Special Paper 243
Stucky R. K., Krishtalka L. (1990) Revision of the Wind River Faunas, Early Eocene of Central Wyoming. Part 10. Bunophorus (Mammalia, Artiodactyla), Annals of Carnegie Museum 59 2, 149-171
Dawson M. R., Krishtalka L., et al (1990) Revision of the Wind River faunas, early Eocene of central Wyoming. Part 9. The oldest known hystricomorphous rodent (Mammalia, Rodentia), Annals of Carnegie Museum 59 2, 135-148
Rose K. D., Krishtalka L., et al (1991) Revision of the Wind River faunas, early Eocene of central Wyoming. Part 11. Palaeanodonta (Mammalia), Annals of Carnegie Museum 60 1, 63-82
Hutchison J. H. (1991) Early Kinosterninae (Reptilia: Testudines) and their phylogenetic significance, Journal of Vertebrate Paleontology 11 2, 145-167
Beard K. C., Sigé B., et al (1992) A primitive vespertilionoid bat from the early Eocene of central Wyoming, Comptes Rendus de l'Academie des Sciences, Paris, Serie II 314, 735-741
Beard K. C., Kristalka L., et al (1992) Revision of the Wind River faunas, early Eocene of central Wyoming. Part 12. New species of omomyid primates (Mammalia: Primates: Omomyidae)\r\nand omomyid taxonomic composition across the early-middle\r\nEocene boundary, Annals of Carnegie Museum 61 1, 39-62
Stucky R. K. (1994) Personal communication regarding identifications of Eocene mammals
Maas M. C., O'Leary M. (1996) Evolution of molar enamel microstructure in North American Notharctidae (primates), Journal of Human Evolution 31
Williamson T. E., Lucas S. G., et al (1996) , Proceedings of the Denver Museum of Natural History 3 13;1-3
Redline A. D. (1997) Revision of the Wind River faunas, early Eocene of central Wyoming. Part 13. Systematics and phylogenetic pattern of early Eocene Hyopsodus (Mammalia: Condylarthra), Annals of Carnegie Museum 66 1, 1-81
Alroy J. (2002) Synonymies and reidentifications of North American fossil mammals
Stucky R. K., Hardy T. G. (2007) A new large, hypercarnivorous oxyaenid (Mammalia, Creodonta) from the middle Eocene of the Wind River Formation, Natrona County, Wyoming, Bulletin of Carnegie Museum of Natural History 39, 57-65
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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