Grizzly Buttes: Bridgerian, Wyoming
collected by Marsh, Quigley, Harger, Matthew, Thomson, Gazin 1870-1872, 1905
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
- Apatemyidae
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Apatemys bellus
Marsh 1872
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Gazin 1976 | |||||||||
= Apatemys sp.
Marsh 1872
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West 1973 | |||||||||
at both "Grizzly Buttes West" and "Grizzly Buttes" in the "Blacks Fork Mem." | ||||||||||
Mammalia
- Esthonychidae
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Trogosus castoridens n. sp.
Leidy 1871
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Gazin 1976 | |||||||||
includes "Palaeosyops minor" type, which also is from Grizzly Buttes, see Gazin 1953 | ||||||||||
Mammalia
- Condylarthra
- Hyopsodontidae
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Hyopsodus paulus
Leidy 1870
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Matthew 1909 | |||||||||
"lower beds" (Matthew 1909); "middle B" and "Grizzly Buttes West (middle B)" (West 1979); confirmed by Redline 1997 | ||||||||||
Mammalia
- Acreodi
- Mesonychidae
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Mesonyx obtusidens
Cope 1872
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Thorpe 1923 | |||||||||
Mammalia
- Perissodactyla
- Brontotheriidae
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Palaeosyops paludosus
Leidy 1870
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Osborn 1929 | |||||||||
from Bridger B2; one specimen is from Mountain View near Grizzly Buttes; also "P. major" type, from Grizzly Buttes (level unknown); type of "L. matthewi" from B2 at Grizzly Buttes West: see Osborn 1908, Osborn 1929 | ||||||||||
Palaeosyops major n. sp.
Leidy 1871
|
Leidy 1873 | |||||||||
synonym of Palaeosyops paludosus | ||||||||||
Limnohyops monoconus n. sp.
Osborn 1908
|
Gazin 1976 | |||||||||
synonym of Palaeosyops paludosus | ||||||||||
and "L. priscus" type Osborn 1908: both from B2 at Grizzly Buttes West also "cotype" of L. priscus from B2 at Grizzly Buttes East | ||||||||||
Mammalia
- Perissodactyla
- Equidae
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Orohippus pumilus n. sp.
(Marsh 1871)
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Gazin 1976 | |||||||||
from "lower beds"; also "O. ballardi" type from Bridger B and referred specimen of "O. atavus": Granger 1908; see also Kitts 1957b | ||||||||||
Mammalia
- Perissodactyla
- Hyrachyidae
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Hyrachyus nanus
(Marsh 1871)
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Leidy 1873 | 1 specimen | ||||||||
recombined as Helaletes nanus | ||||||||||
Hyrachyus modestus
(Leidy 1870)
|
Wood 1934 | |||||||||
B2; also Grizzly Buttes East, B2 | ||||||||||
Hyrachyus affinis
(Marsh 1871)
|
Wood 1934 | |||||||||
synonym of Hyrachyus modestus | ||||||||||
B2 | ||||||||||
Hyrachyus agrarius
Leidy 1871
|
Leidy 1873 | |||||||||
synonym of Hyrachyus modestus | ||||||||||
Mammalia
- Perissodactyla
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Helaletes nanus n. sp.
(Marsh 1871)
|
Gazin 1976 | |||||||||
see Radinsky 1963; see also Schoch 1984b | ||||||||||
Helaletes boops n. gen., n. sp.
Marsh 1872
|
Peterson 1919 | |||||||||
synonym of Helaletes nanus | ||||||||||
Mammalia
- Helohyidae
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Helohyus plicodon n. sp.
Marsh 1872
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Gazin 1976 | |||||||||
also at Bridger B2, see West 1984 | ||||||||||
Mammalia
- Homacodontidae
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Antiacodon pygmaeus
(Cope 1872)
|
West 1984 | |||||||||
Bridger B | ||||||||||
Mammalia
- Viverravidae
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Viverravus gracilis n. sp.
Marsh 1872
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Gazin 1976 | |||||||||
see Thorpe 1923a | ||||||||||
Viverravus minutus
Wortman 1901
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Wortman 1901 | |||||||||
level not stated directly, but species is said to be restricted to the lower Bridger | ||||||||||
Mammalia
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Oodectes proximus n. sp.
Matthew 1909
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Gazin 1976 | |||||||||
synonym of Oodectes herpestoides | ||||||||||
of Matthew 1909 from "eastern part" of bluff | ||||||||||
Vulpavus palustris n. sp.
Marsh 1871
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Thorpe 1923 | |||||||||
lower Bridger | ||||||||||
Vulpavus profectus n. sp.
Matthew 1909
|
Gazin 1976 | |||||||||
of Matthew 1909 from Bridger B2; see also Wang and Tedford 1994 | ||||||||||
Miacis hargeri
(Wortman 1901)
|
Gazin 1976 | |||||||||
original and current combination Vulpavus hargeri | ||||||||||
level not stated; see also Thorpe 1923a | ||||||||||
Miacis parvivorus
Cope 1872
|
Matthew 1909 | |||||||||
"Lower Bridger" | ||||||||||
Mammalia
- Metacheiromyidae
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Metacheiromys dasypus n. sp.
Osborn 1904
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Gazin 1976 | |||||||||
from Bridger B2: see Simpson 1931, Schoch 1984a | ||||||||||
Metacheiromys marshi n. sp.
Wortman 1903
|
Wortman 1903 | |||||||||
referred material from B2, and type of "M. tatusia" from Bridger B2: see Simpson 1931, Schoch 1984a | ||||||||||
Mammalia
- Creodonta
- Oxyaenidae
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Patriofelis latidens n. sp.
(Marsh 1872)
|
Gazin 1976 | |||||||||
synonym of Patriofelis ferox | ||||||||||
from the lower Bridger see Thorpe 1923a | ||||||||||
Patriofelis ulta
Leidy 1870
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Thorpe 1923 | |||||||||
i.d. based on size | ||||||||||
Mammalia
- Creodonta
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Thinocyon velox n. sp.
Marsh 1872
|
Gazin 1976 | |||||||||
includes Marsh's referred specimen of "Triacodon fallax": Thorpe 1923a | ||||||||||
Limnocyon verus n. sp.
Marsh 1872
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Gazin 1976 | |||||||||
see Thorpe 1923a | ||||||||||
Limnocyon riparius n. sp.
Marsh 1872
|
Wortman 1902 | 1 specimen | ||||||||
synonym of Limnocyon verus | ||||||||||
Mammalia
- Creodonta
- Hyaenodontidae
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Tritemnodon agilis n. sp.
(Marsh 1872)
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Gazin 1976 | |||||||||
referred specimen discussed by Thorpe 1923a | ||||||||||
Sinopa rapax n. sp.
Leidy 1871
|
Gazin 1976 | |||||||||
from Bridger B2 according to Matthew 1909; also "S. minor" type; also "Triacodon fallax" type of Thorpe 1923a | ||||||||||
Sinopa eximia n. sp.
Leidy 1873
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Leidy 1873 | 1 specimen | ||||||||
Mammalia
- Geolabididae
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Nyctitherium dasypelix n. sp.
(Matthew 1909)
|
Gazin 1976 | |||||||||
recombined as Marsholestes dasypelix | ||||||||||
see Krishtalka 1976b; "found with that of Metacheiromys dasypus" (i.e., in Bridger B2): Simpson 1931 | ||||||||||
Mammalia
- Nyctitheriidae
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Nyctitherium serotinum n. sp.
(Marsh 1872)
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Gazin 1976 | |||||||||
of Marsh see Matthew 1909 and Robinson 1968b | ||||||||||
Mammalia
- Erinaceidae
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Entomolestes grangeri n. gen., n. sp.
Matthew 1909
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Gazin 1976 | |||||||||
from Bridger B2 at Grizzly Buttes West: see Matthew 1909 and Robinson 1968b | ||||||||||
Mammalia
- Rodentia
- Reithroparamyidae
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Reithroparamys delicatissimus n. sp.
(Leidy 1871)
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Gazin 1976 | |||||||||
see Wood 1962 | ||||||||||
Mammalia
- Rodentia
- Sciuravidae
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? Tillomys parvidens n. sp.
(Marsh 1872)
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Gazin 1976 | |||||||||
see Wilson 1938b | ||||||||||
Sciuravus nitidus n. sp.
Marsh 1871
|
Gazin 1976 | |||||||||
see Wilson 1938a; includes type of "S. undans" | ||||||||||
Mammalia
- Rodentia
- Ischyromyidae
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Thisbemys plicatus n. sp.
Wood 1962
|
Gazin 1976 | |||||||||
synonym of Thisbemys corrugatus | ||||||||||
from Bridger B3: see Wood 1962 | ||||||||||
Leptotomus sp.
Matthew 1910
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Korth 1984 | |||||||||
size of L. bridgerensis; "L. grandis" Wood 1962 from "Bridger B of Grizzly Buttes West" | ||||||||||
Leptotomus parvus n. sp.
Wood 1959
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Gazin 1976 | |||||||||
from Bridger B2: see McGrew 1959, Wood 1962 | ||||||||||
Paramys delicatus
Leidy 1871
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Wood 1962 | |||||||||
Grizzly Buttes East, Bridger B3 | ||||||||||
Ischyrotomus horribilis n. sp.
Wood 1962
|
Gazin 1976 | |||||||||
recombined as Pseudotomus horribilis | ||||||||||
from Black's Fork Mbr.: see Wood 1962 | ||||||||||
Pseudotomus robustus n. sp.
(Marsh 1872)
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Gazin 1976 | |||||||||
see Wood 1962 | ||||||||||
Mammalia
- Rodentia
- Muridae
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Mysops minimus n. sp.
Leidy 1871
|
Gazin 1976 | |||||||||
see Wilson 1938b | ||||||||||
Mysops parvus n. sp.
(Marsh 1872)
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Gazin 1976 | |||||||||
see Wilson 1938b | ||||||||||
Mammalia
- Primates
- Omomyidae
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Omomys carteri
Leidy 1869
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Alexander and MacPhee 1999 | |||||||||
Bridger B2, Grizzly Buttes East | ||||||||||
Uintanius ameghini
(Wortman 1904)
|
Gazin 1958 | |||||||||
"lower Bridger"; type of "U. turriculorum" of Matthew 1915c from "Horizon B2"; referred specimen from Bridger B, see Szalay 1976 | ||||||||||
Mammalia
- Primates
- Notharctidae
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Smilodectes gracilis n. sp.
(Marsh 1871)
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Wortman 1903 | |||||||||
from Bridger B: see Gazin 1958a; also includes type of "Notharctus matthewi" from Bridger B2 at Grizzly Buttes East, see Granger and Gregory 1917, Gingerich 1979a; may include tentatively referred "Aphanolemur" of Granger and Gregory 1917 from lower Bridger at Grizzly Buttes West (1 measurement) | ||||||||||
Notharctus tenebrosus
Leidy 1870
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Gingerich 1979 | |||||||||
Bridger B; includes types of "Thinolestes anceps," "Limnotherium affine," "Notharctus formosus," and "N. osborni"; latter from B2 at Grizzly Buttes West, also referred "N. osborni" from B2 at Grizzly Buttes East and "N. tenebrosus" from B2 and B3, see Granger and Gregory 1917; also includes specimen of Hamrick and Alexander 1996 from "Black's Fork Member... Bridger B... 'Butch Hill' toward the northern end of Grizzly Buttes East, approximately 3 km southwest of the outlying butte Turtle Hill" | ||||||||||
Notharctus pugnax
Granger and Gregory 1917
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Granger and Gregory 1917 | |||||||||
synonym of Notharctus tenebrosus | ||||||||||
B2 at Grizzly Buttes East and B3 at Grizzly Buttes; confirmed by Gingerich 1979a | ||||||||||
Mammalia
- Primates
- Microsyopidae
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Microsyops elegans n. sp.
(Marsh 1871)
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Wortman 1903 | |||||||||
see also Gunnell 1989 | ||||||||||
Microsyops gracilis
Leidy 1872
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Leidy 1873 | 1 specimen | ||||||||
synonym of Microsyops elegans | ||||||||||
Reptilia
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Boavus brevis n. sp.
Marsh 1871
|
Gilmore 1938 | 1 specimen | ||||||||
PMNH 468 (holotype), single thoracic vertebra | ||||||||||
Boavus occidentalis n. gen., n. sp.
Marsh 1871
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Gilmore 1938 | 2 specimens | ||||||||
PMNH 511 (holotype), single dorsal vertebra; PMNH 2717, single dorsal vertebra | ||||||||||
Boavus agilis n. sp.
Marsh 1871
|
Gilmore 1938 | 2 specimens | ||||||||
synonym of Boavus occidentalis | ||||||||||
PMNH 2765 and 2766 (cotypes), thoracic vertebrae | ||||||||||
Reptilia
- Boidae
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Lithophis sargenti n. gen., n. sp.
Marsh 1871
|
Gilmore 1938 | 1 specimen | ||||||||
YPM 2719 (holotype), single thoracic vertebra | ||||||||||
Reptilia
- Rhineuridae
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Glyptosaurus anceps n. sp.
Marsh 1871
|
Gilmore 1928 | 1 specimen | ||||||||
recombined as Lestophis anceps | ||||||||||
YPM 520 (holotype), single dorsal vertebra | ||||||||||
Reptilia
- Anguidae
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Glyptosaurus sylvestris n. gen., n. sp.
Marsh 1871
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Gilmore 1928 | 7 specimens | ||||||||
YPM 526 (=USNM 6523) (holotype), left frontal; YPM 523 (prev. holotype of G. ocellatus), small patch of cranial scutes; YPM 521 (prev. holotype of G. brevidens), many parts of broken skull and jaws, several short articulated series of cervical and dorsal vertebrae and numerous skull and body osteoderm patches; YPM 1073, partial skull and postcranials; AMNH 6054 now referred to P. princeps (ref 16228); AMNH 5113, partial skull referred to G. princeps by Gilmore 1928, to G. sylv. by Sullivan 1979; AMNH 5902, partial skull | ||||||||||
cf. Glyptosaurus sylvestris
Marsh 1871
|
Sullivan 1979 | 1 specimen | ||||||||
YPM 1073, fragment of left frontal | ||||||||||
Glyptosaurus brevidens n. sp.
Marsh 1872
|
Marsh 1872 | |||||||||
synonym of Glyptosaurus sylvestris | ||||||||||
Glyptosaurus rugosus n. sp.
Marsh 1872
|
Marsh 1872 | 1 specimen | ||||||||
synonym of Glyptosaurus sylvestris | ||||||||||
YPM 525 (= USNM 16526) (holotype), posterior portions of coosified frontal bones | ||||||||||
Glyptosaurus princeps n. sp.
Marsh 1872
|
Marsh 1872 | 1 specimen | ||||||||
synonym of Glyptosaurus sylvestris | ||||||||||
YPM 524 (=USNM 16539) (holotype), considerable portion of coalesced frontals, median part of right pterygoid, fragm. portions of both rami including symph. end of left dentary, dermal scutes, phalangeal bone, other fragments; (AMNH 5113 now G. sylvestris); AMNH 6054, nearly complete parietal, portion of left jugal, and alveolar border of one maxilla with six teeth, plus osteoderms (prev. G. sylvestris) | ||||||||||
Paraglyptosaurus princeps
(Marsh 1872)
|
Sullivan 1979 | 1 specimen | ||||||||
synonym of Glyptosaurus sylvestris | ||||||||||
YPM 1072, partial skull and postcranials (previously ID'd as G. sylvestris) | ||||||||||
cf. Paraglyptosaurus princeps
(Marsh 1872)
|
Sullivan 1979 | 1 specimen | ||||||||
synonym of Glyptosaurus sylvestris | ||||||||||
YPM 7581, frontal fragment | ||||||||||
Glyptosaurus nodosus n. sp.
Marsh 1871
|
Gilmore 1928 | 1 specimen | ||||||||
synonym of Glyptosaurus sylvestris | ||||||||||
YPM 522 (=USNM 16520) (holotype), frontal, two body scutes, unidentified skull fragment | ||||||||||
Oreosaurus vagans n. gen., n. sp.
Marsh 1872
|
Marsh 1872 | 1 specimen | ||||||||
YPM 541 (holotype), frontals, portions of dentaries, partial coronoid, fragment of pterygoid with teeth. numerous dermal scutes, other fragments of skull and jaws | ||||||||||
Reptilia
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Thinosaurus grandis n. sp.
Marsh 1872
|
Marsh 1872 | 1 specimen | ||||||||
synonym of Saniwa ensidens | ||||||||||
YPM 611 (part) (holotype), trunk vertebra lacking the condylar end | ||||||||||
Thinosaurus leptodus n. sp.
Marsh 1872
|
Marsh 1872 | 3 specimens | ||||||||
synonym of Saniwa ensidens | ||||||||||
Originally Thinosaurus specimens: YPM 612 (holotype), anterior portion of right dentary, plus posterior skeleton; YPM 613, partial postcranial skeleton. Additional Saniwa specimens: YPM 1064, 10 dorsal vertebrae | ||||||||||
Thinosaurus paucidens n. gen., n. sp.
Marsh 1872
|
Marsh 1872 | 1 specimen | ||||||||
synonym of Saniwa ensidens | ||||||||||
YPM (unknown, lost holotype), greater part of a skeleton | ||||||||||
Reptilia
- Baenidae
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Chisternon hebraicum
(Cope 1872)
|
Hay 1908 | 5 individuals | ||||||||
AMNH 5904, a shell, skull, vertebrae, and limb elements (referred to Chisternon hebraicum by Hay, 1908, pp. 89-91, figs. 82-87); AMNH 5961 (referred to Chisternon hebraicum by Hay, 1908, pp. 87-89, figs. 76-81, pl. 21 figs. 3, 4, pl. 23 fig. 1) | ||||||||||
= Chisternon undatum
Leidy 1871
|
Gaffney 1972 | |||||||||
Chisternon undatum
(Leidy 1871)
|
Hay 1908 | |||||||||
AMNH 5959 (Hay, 1908, p. 86, fig. 72), a partial shell; AMNH 5962 (Hay, 1908, pp. 86, 87, figs. 73- 75), shell, skull, vertebrae, limb elements; AMNH 5964, shell. Locality: Grizzly Buttes West, Bridger Basin, Wyoming (label) (see Wheeler, 1961, pl. 2) | ||||||||||
Baena riparia n. sp.
Hay 1908
|
Hay 1908 | 1 specimen | ||||||||
synonym of Baena affinis | ||||||||||
AMNH 5977 (type of Baena riparia Hay, 1908, figs. 59-66, pls. 17, 18, 19 figs. 1-3), an almost complete skeleton | ||||||||||
Baena arenosa
Leidy 1870
|
Hay 1908 | 14 specimens | ||||||||
AMNH 5900, AMNH 5906, AMNH 5921, AMNH 5922, AMNH 5935, AMNH 5957, AMNH 5965, AMNH 5985, AMNH 5986, AMNH 5990, all shells; AMNH 5952, shell, skull, limbs; AMNH 5973 (Hay, 1908, figs. 44-48, pl. 12), skull, shell, postcranium; AMNH 5984, shell, lower jaws, limb; USNM 18102, skull | ||||||||||
Baena sima
Hay 1908
|
Hay 1908 | 1 specimen | ||||||||
synonym of Baena arenosa | ||||||||||
AMNH 5965, partial shell; 5907, partial skeleton with shell (informal paratypes) | ||||||||||
Reptilia
- Testudines
|
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Platypeltis heteroglypta
(Cope 1873)
|
Hay 1908 | 1 specimen | ||||||||
nomen dubium belonging to Pantrionychidae | ||||||||||
AMNH specimen, collected in 1903 from the eastern part of Grizzly Buttes, Wyoming | ||||||||||
Platypeltis trepida n. sp.
Hay 1907
|
Hay 1907 | |||||||||
nomen dubium belonging to Pantrionychidae | ||||||||||
1905 AMNH collection from"Grizzly Buttes" B2 | ||||||||||
Plastomenus thomasi
(Cope 1872)
|
Hay 1908 | 1 specimen | ||||||||
recombined as Plastomenus thomasii | ||||||||||
AMNH 6018, nearly complete shell | ||||||||||
Platypeltis trionychoides
(Cope 1872)
|
Hay 1908 | 3 specimens | ||||||||
nomen dubium belonging to Pantrionychidae | ||||||||||
AMNH 5938, 6017, 5942, found in 1903 | ||||||||||
Plastomenus molopinus
(Cope 1872)
|
Hay 1908 | 2 individuals | ||||||||
nomen dubium belonging to Pantrionychidae | ||||||||||
AMNH 5941, 5945 from level B, collected 1903 | ||||||||||
Aspideretes guttatus
(Leidy 1869)
|
Hay 1908 | 3 specimens | ||||||||
nomen dubium belonging to Pantrionychidae | ||||||||||
AMNH 6005, 5917, 5993 | ||||||||||
Anosteira ornata
Leidy 1871
|
Hay 1908 | |||||||||
some of the four, now lost, types (possibly including USNM 4062), others were from Church Buttes [PaleoDB collection 16201] | ||||||||||
Reptilia
- Testudines
- Trionychidae
|
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Amyda franciscae n. sp.
Hay 1908
|
Hay 1908 | 1 specimen | ||||||||
synonym of Trionyx uintaensis | ||||||||||
AMNH 5936 (holotype) partial skeleton, level B | ||||||||||
Aspideretes ellipticus
Hay 1908
|
Hay 1908 | 1 specimen | ||||||||
recombined as Trionyx ellipticus | ||||||||||
AMNH 5930 | ||||||||||
Amyda mira n. sp.
Hay 1908
|
Hay 1908 | 1 specimen | ||||||||
recombined as Trionyx mira | ||||||||||
AMNH 6130, holotype partial skeleton discovered by the American Museum party of 1905, at Grizzly Buttes, Wyoming, in level B, of the Bridger Eocene | ||||||||||
Platypeltis extensa n. sp.
Hay 1908
|
Hay 1908 | 1 specimen | ||||||||
synonym of Trionyx mira | ||||||||||
AMNH 5951, holotype partial shell collected by O. P. Hay in 1903, western part of Grizzly Buttes | ||||||||||
Platypeltis postera
Hay 1908
|
Hay 1908 | 1 specimen | ||||||||
synonym of Trionyx mira | ||||||||||
AMNH 5955, shell collected 1906 | ||||||||||
Amyda exquisita n. sp.
Hay 1908
|
Hay 1908 | 2 specimens | ||||||||
portions of 2 individuals, which were collected in the Bridger beds of the Grizzly Buttes, Wyoming, by the museum's expedition of 1903. Of these specimens, number 5923 is taken as the type. It consists of the carapace (fragmentary but representing well the structure), the hyoplastra and hypoplastra of both sides somewhat damaged, one cervical vertebra, portions of both humeri, the left femur, portions of the pelvis, and various other leg and foot bones. Of the other individual, No. 5943, there are present only the hyoplastron and the hypoplastron of the right side | ||||||||||
Reptilia
- Testudines
- Geoemydidae
|
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Echmatemys pusilla n. sp.
Hay 1908
|
Hutchison 2006 | 1 specimen | ||||||||
recombined as Bridgeremys pusilla | ||||||||||
AMNH 5992 - type (partial shell) | ||||||||||
Clemmys morrisiae n. sp.
Hay 1908
|
Hay 1908 | |||||||||
synonym of Bridgeremys pusilla | ||||||||||
AMNH 6029 (holotype), a partial shell (Hay 1908, figs. 359, 360, pl. 45.1–3) | ||||||||||
Echmatemys arethusa n. sp.
Hay 1908
|
Hay 1908 | |||||||||
AMNH 5920 (holotype), a partial shell (Hay 1908, figs. 421, 422, pl. 49) | ||||||||||
Echmatemys aegle n. sp.
Hay 1908
|
Hay 1908 | |||||||||
synonym of Echmatemys stevensoniana | ||||||||||
AMNH 5909 (holotype), a complete plastron and some carapacial bones (Hay 1908, figs. 436–438) | ||||||||||
Echmatemys cyane n. sp.
Hay 1908
|
Hay 1908 | |||||||||
synonym of Echmatemys stevensoniana | ||||||||||
AMNH 5924 (holotype), a partial shell (Hay 1908, figs. 423–427, pl. 49) | ||||||||||
Reptilia
- Testudines
|
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Testudo corsoni n. sp.
Leidy 1871
|
Leidy 1871 | |||||||||
recombined as Hadrianus corsoni | ||||||||||
Reptilia
|
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Pristichampsus vorax
(Troxell 1925)
|
Langston 1975 | |||||||||
recombined as Boverisuchus vorax | ||||||||||
YPM 5890 (incomplete right quadrate) | ||||||||||
Allognathosuchus polyodon
(Cope 1873)
|
Mook 1961 | |||||||||
L. S. Quackenbush AMNH collection from "Grizzly Buttes" | ||||||||||
Crocodylus affinis n. sp.
Marsh 1871
|
Norell and Storrs 1989 | |||||||||
nomen dubium belonging to Crocodylus | ||||||||||
YPM 1345 - type (skull and mandible) | ||||||||||
Crocodilus brevicollis n. sp.
Marsh 1871
|
Norell and Storrs 1989 | |||||||||
nomen dubium belonging to Crocodylus | ||||||||||
YPM 1349 - type (three cervical vertebrae) | ||||||||||
Brachyuranochampsa zangerli n. sp.
Mook 1962
|
Mook 1962 | |||||||||
nomen dubium belonging to Crocodylus | ||||||||||
1903 AMNH Thomson collection from "Grizzly Buttes" (1 measurement) | ||||||||||
Crocodilus liodon n. sp.
Marsh 1871
|
Marsh 1871 | |||||||||
nomen dubium belonging to Crocodylus | ||||||||||
YPM 1350b - type (very fragmentary skeleton including several vertebrae, the left quadrate, rostral fragments, and articulars and surangulars) | ||||||||||
Crocodilus ziphodon n. sp.
Marsh 1871
|
Marsh 1871 | |||||||||
YPM 1347 | ||||||||||
Reptilia
- Gruiformes
- Gruidae
|
||||||||||
Aletornis nobilis n. gen., n. sp.
Marsh 1872
|
||||||||||
Aletornis bellus n. sp.
Marsh 1872
|
||||||||||
Reptilia
- Strigiformes
- Protostrigidae
|
||||||||||
Protostrix leptosteus
(Marsh 1871)
|
Wetmore 1937 | |||||||||
YPM type specimen of Marsh collected in 1870 from "Grizzly Buttes"; Rich 1982 describes an additional AMNH specimen from the lower Bridger at "Grizzly Buttes" collected in 1903 and called a "falconine" by Shufeldt 1913 | ||||||||||
unclassified
|
||||||||||
Scenopagus edenensis
(McGrew et al. 1959)
|
Krishtalka 1976 | |||||||||
lower Bridger | ||||||||||
Baptemys wyomingensis
(Leidy 1870)
|
Hay 1908 | 2 specimens | ||||||||
original and current combination Emys wyomingensis | ||||||||||
AMNH 5934 (shell), 5967 (shell and large portion of the skull) | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Wyoming | County: | Uinta |
Coordinates: | 41.2° North, 110.5° West (view map) | ||||
Paleocoordinates: | 45.2° North, 96.8° West | ||||
Basis of coordinate: | based on political unit | ||||
Geographic resolution: | outcrop |
Time
Period: | Paleogene | Epoch: | Eocene |
10 m.y. bin: | Cenozoic 2 | ||
*Period: | Tertiary | ||
Key time interval: | Bridgerian | ||
Age range of interval: | 50.50000 - 46.20000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Lithology and environment
Primary lithology: | not reported |
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
Collection methods: | field collection,survey of museum collection | ||
Reason for describing collection: | taxonomic analysis | ||
Museum repositories: | AMNH,USNM,YPM | ||
Collectors: | Marsh, Quigley, Harger, Matthew, Thomson, Gazin | Collection dates: | 1870-1872, 1905 |
Taxonomic list comments:mostly from Bridger B2 according to Matthew 1909 and Osborn 1929 type of "Triacodon nanus" is from Grizzly Buttes: Thorpe 1923a |
Metadata
Database number: | 16228 | ||
Authorizer: | J. Alroy, P. Barrett, R. Benson, P. Mannion, E. Vlachos, P. Holroyd, M. Carrano | Enterer: | J. Alroy, R. Benson, T. Cleary, E. Vlachos, P. Mannion, P. Holroyd, M. Carrano |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 1995-03-26 00:00:00 | Last modified: | 2015-04-08 16:25:48 |
Access level: | the public | Released: | 1995-03-26 00:00:00 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
34552. | ETE | O. C. Marsh. 1872. Notice of some new Tertiary and post-Tertiary birds. The American Journal of Science and Arts, series 3 4(19-24):256-262 [M. Carrano/M. Carrano] |
Secondary references:
941 | J. P. Alexander and R. D. E. MacPhee. 1999. Skull Morphology of Omomys Carteri. Journal of Vertebrate Paleontology 19(3, suppl.):29A [J. Alroy/J. Alroy/M. Uhen] | |
6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] | |
704 | E. S. Gaffney. 1972. The systematics of the North American family Baenidae (Reptilia, Cryptodira). Bulletin of the American Museum of Natural History 147(5):245-312 [J. Alroy/M. Sommers/R. Benson] | |
1613 | C. L. Gazin. 1958. A review of the middle and upper Eocene primates of North America. Smithsonian Miscellaneous Collections 136(1):1-112 [J. Alroy/J. Alroy/M. Uhen] | |
1623 | C. L. Gazin. 1976. Mammalian Faunal Zones of the Bridger Middle Eocene. Smithsonian Contributions to Paleobiology 26:1-25 [J. Alroy/J. Alroy/J. Marcot] | |
14538 | C. W. Gilmore. 1928. Fossil lizards of North America. Memoirs of the National Academy of Sciences 22(3):1-201 [J. Head/J. Head/M. Carrano] | |
14699 | C. W. Gilmore. 1938. Fossil snakes of North America. Geological Society of America Special Paper (9)1-96 [J. Head/J. Head] | |
1638 | P. D. Gingerich. 1979. Phylogeny of middle Eocene Adapidae (Mammalia, Primates) in North America: Smilodectes and Notharctus. Journal of Paleontology 53(1):153-163 [J. Alroy/J. Alroy/J. Alroy] | |
1698 | W. Granger and W. K. Gregory. 1917. A revision of the Eocene primates of the genus Notharctus. Bulletin of the American Museum of Natural History 37(34) [J. Alroy/J. Alroy/J. Ju] | |
25055 | O. P. Hay. 1907. Descriptions of seven new species of turtles from the Tertiary of the United States. Bulletin of the American Museum of Natural History 23(34):847-863 [J. Alroy/J. Alroy] | |
14442 | ETE | O. P. Hay. 1908. The fossil turtles of North America. Carnegie Institution of Washington Publication 75:1-568 [M. Carrano/M. Carrano/M. Carrano] |
58299 | J. H. Hutchison. 2006. Bridgeremys (Geoemydidae,Testudines), a new genus from the middle Eocene of North America. In I. G. Danilov and J. F. Parham (eds.), Fossil Turtle Research 1:63-83 [P. Holroyd/P. Holroyd/M. Uhen] | |
2105 | W. W. Korth. 1984. Earliest Tertiary evolution and radiation of rodents in North America. Bulletin of Carnegie Museum of Natural History 24:1-71 [J. Alroy/J. Alroy/J. Marcot] | |
2170 | L. Krishtalka. 1976. Early Tertiary Adapisoricidae and Erinaceidae (Mammalia, Insectivora) of North America. Bulletin of Carnegie Museum of Natural History 1 [J. Alroy/J. Alroy/J. Ju] | |
46624 | W. Langston. 1975. Ziphodont crocodiles: Pristichampsus vorax (Troxell), new combination. Fieldiana: Geology 33(16):291-314 [P. Mannion/P. Mannion/M. Carrano] | |
60456 | J. Leidy. 1871. Remarks on a Fossil Testudo from Wyoming. Proceedings of the Academy of Natural Sciences of Philadelphia 23(2):154 [P. Holroyd/P. Holroyd] | |
11982 | J. Leidy. 1873. Part I. Contributions to the extinct vertebrate fauna of the western territories. In F. V. Hayden (ed.), Report of the United States Geological Survey of the Territories 1:1-358 [M. Uhen/M. Uhen/M. Carrano] | |
39527 | O. C. Marsh. 1871. A communication on some new reptiles and fishes from the Cretaceous and Tertiary formations. Proceedings of the Academy of Natural Sciences of Philadelphia 1871:103-105 [P. Mannion/P. Mannion] | |
69854 | O. C. Marsh. 1872. Preliminary description of new Tertiary reptiles. Part I and Part II. The American Journal of Science, series 3 4(22):298-309 [M. Carrano/M. Carrano/M. Carrano] | |
7017 | W. D. Matthew. 1909. The Carnivora and Insectivora of the Bridger Basin, middle Eocene. Memoirs of the American Museum of Natural History 9:289-567 [J. Alroy/J. Alroy/J. Alroy] | |
25762 | C. C. Mook. 1961. Notes on the skull characters of Allognathosuchus polyodon. American Museum Novitates 2072:1-5 [J. Alroy/J. Alroy/J. Alroy] | |
23754 | ETE | C. C. Mook. 1962. A new species of Brachyuranochampsa (Crocodilia) from the Bridger Beds of Wyoming. American Museum Novitates 2079:1-6 [M. Carrano/M. Carrano/J. Alroy] |
54603 | M. A. Norell and G. W. Storrs. 1989. Catalogue and Review of the Type Fossil Crocodilians in the Yale Peabody Museum. Postilla 203:1-28 [P. Mannion/P. Mannion] | |
2708 | H. F. Osborn. 1929. New Eurasiatic and American proboscideans. American Museum Novitates 393:1-22 [J. Alroy/J. Alroy/M. Carrano] | |
2761 | O. A. Peterson. 1919. Report Upon the Material Discovered in the Upper Eocene of the Uinta Basin by Earl Douglas in the Years 1908-1909, and by O. A. Peterson in 1912. Annals of Carnegie Museum 12(2):40-168 [J. Alroy/J. Alroy/J. Marcot] | |
60385 | R. M. Sullivan. 1979. Revision of the Paleogene genus Glyptosaurus (Reptilia, Anguidae). Bulletin of the American Museum of Natural History 163(1):1-72 [P. Barrett/T. Cleary] | |
3419 | M. R. Thorpe. 1923. Notes on the Bridger (Eocene) Carnivora. American Journal of Science 5(25):23-39 [J. Alroy/J. Alroy/J. Marcot] | |
3597 | R. M. West. 1973. Review of the North American Eocene and Oligocene Apatemyidae (Mammalia, Insectivora). Special Publications, Texas Tech University Museum 3 [J. Alroy/J. Alroy] | |
3603 | R. M. West. 1979. Paleontology and geology of the Bridger Formation, southern Green River Basin, southwestern Wyoming. Part 3. Notes on Hyopsodus. Milwaukee Public Museum Contributions in Biology and Geology 25:1-52 [J. Alroy/J. Alroy/M. Uhen] | |
3606 | R. M. West. 1984. Paleontology and Geology of the Bridger Formation, Southern Green River Basin, Southwestern Wyoming. Part 7. Survey of Bridgerian Artiodactyla, including description of a skull and partial skeleton of Antiacodon pygmaeus. Milwaukee Public Museum Contributions in Biology and Geology 56:1-47 [J. Alroy/J. Alroy/J. Marcot] | |
25101 | A. Wetmore. 1937. The systematic position of Bubo leptosteus Marsh. The Condor 39(2):84-85 [J. Alroy/J. Alroy] | |
3731 | A. E. Wood. 1962. The Early Tertiary Rodents of the Family Paramyidae. Transactions of the American Philosophical Society 52(1):3-261 [J. Alroy/J. Alroy/J. Marcot] | |
3744 | H. E. Wood. 1934. Revision of the Hyrachyidae. Bulletin of the American Museum of Natural History 67(5):181-295 [J. Alroy/J. Alroy/J. Marcot] | |
54916 | J. L. Wortman. 1901. Studies of Eocene Mammalia in the Marsh Collection, Peabody Museum. The American Journal of Science, series 4 12:143-154 [M. Carrano/M. Carrano] | |
54923 | J. L. Wortman. 1902. Studies of Eocene Mammalia in the Marsh Collection, Peabody Museum. The American Journal of Science, series 4 13:197-206 [M. Carrano/M. Carrano] | |
54930 | J. L. Wortman. 1903. Studies of Eocene Mammalia in the Marsh Collection, Peabody Museum. Part II. Primates. Suborder Cheiromyoidea. The American Journal of Science, series 4 16:345-368 [M. Carrano/M. Carrano/M. Carrano] |