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Acreodi

Mammalia - Acreodi

Taxonomy
Acreodi was named by Matthew (1909). It is not extant.

It was assigned to Cete by McKenna (1975); to Eutheria by Tabuce et al. (2011); and to Scrotifera by O'Leary et al. (2013).

Synonyms
Synonymy list
YearName and author
1892Oxyclaenidae Scott p. 294
1895Chriacidae Osborn and Earle
1902Oxyclaenidae Hay p. 744
1909Acreodi Matthew
1930Oxyclaenidae Hay p. 459
1965Oxyclaeninae Savage p. 243
1965Oxyclaeninae Sloan and Van Valen p. 226
1975Acreodi McKenna p. 43
2003Oxyclaenidae Eberle p. 152
2011Acreodi Tabuce et al. p. 146
2013Acreodi O'Leary et al.
2013Chriacidae Scott et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
RankNameAuthor
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
orderAcreodiMatthew 1909
orderAcreodiMatthew 1909

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Or. †Acreodi Matthew 1909
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G. †Andrewsarchus Osborn 1924
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†Andrewsarchus crassum Ding et al. 1977
Unr. †Mesonychia [mesonychian]
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Fm. †Hapalodectidae Szalay and Gould 1966 [condylarth]
+
G. †Hapalodectes Matthew 1909
+
†Hapalodectes anthracinus Zhou and Gingerich 1991
†Hapalodectes auctus Matthew and Granger 1925
†Hapalodectes compressus Matthew 1909
†Hapalodectes dux Lopatin 2001
†Hapalodectes hetangensis Ting and Li 1987
†Hapalodectes huanghaiensis Tong and Wang 2006
†Hapalodectes leptognathus Osborn and Wortman 1892
†Hapalodectes lopatini Solé et al. 2017
†Hapalodectes paleocenus Beard et al. 2010
†Hapalodectes paradux Lopatin 2023
†Hapalodectes serus Matthew and Granger 1925
G. †Hapalorestes Gunnell and Gingerich 1996
+
†Hapalorestes lovei Gunnell and Gingerich 1996
Fm. †Mesonychidae Cope 1875 [condylarth]
+
G. †Dissacus Cope 1881
+
†Dissacus argenteus O'Leary and Rose 1995
†Dissacus blayaci Stehlin 1926
†Dissacus bohaiensis Tong and Wang 2006
†Dissacus europaeus Lemoine 1891
+
Invalid names: Hyaenodictis gaudryi Lemione 1891 [synonym]
†Dissacus filholi Lemoine 1891
†Dissacus indigenus Dashzeveg 1976
†Dissacus magushanensis Yan and Tang 1976
†Dissacus navajovius Cope 1881
+
Invalid names: Dissacus carnifex Cope 1882 [synonym]
†Dissacus praenuntius Matthew and Granger 1915
†Dissacus progressus Crusafont-Pairo and Golpe-Posse 1968
†Dissacus raslanloubatieri Solé et al. 2018
†Dissacus rotundus Wang 1975
†Dissacus rougierae Solé et al. 2018
†Dissacus saurognathus Wortman 1897
†Dissacus serior O'Leary and Rose 1995
†Dissacus serratus Chow and Qi 1978
†Dissacus shanghoensis Chow et al. 1973
†Dissacus willwoodensis O'Leary and Rose 1995
†Dissacus zanabazari Geisler and McKenna 2007
†Dissacus zengi Ting 2004
Invalid names: Hyaenodictis Lemoine 1891 [synonym], Hyoenodictis Lemoine 1880 [synonym], Plesidissacus Lemoine 1894 [synonym]
G. †Dissacusium Chow et al. 1977
G. †Harpagolestes Wortman 1901
+
†Harpagolestes brevipes Thorpe 1923
†Harpagolestes immanis Matthew 1909
†Harpagolestes koreanicus Shikama 1943
†Harpagolestes leei Jin 2005
†Harpagolestes leotensis Peterson 1931
†Harpagolestes orientalis Szalay and Gould 1966
G. †Hessolestes Peterson 1931
+
†Hessolestes ultimus Peterson 1931
G. †Honanodon Chow 1965
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†Honanodon hebetis Chow 1965
†Honanodon macrodontus Chow 1965
G. †Jiangxia Zhang et al. 1979
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†Jiangxia chaotoensis Zhang et al. 1979
G. †Lohoodon Chow et al. 1973
Subfm. †Mesonychinae Cope 1880
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G. †Ankalagon Van Valen 1980
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Invalid names: Ancalagon Van Valen 1978 [synonym]
G. †Guilestes Zheng and Chi 1978
+
†Guilestes acares Zheng and Chi 1978
G. †Hukoutherium Chow et al. 1973
+
†Hukoutherium ambigum Chow et al. 1973
†Hukoutherium shimemensis Qi and Huang 1982
G. †Mesonyx Cope 1872
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†Mesonyx dakotensis Scott 1892
†Mesonyx obtusidens Cope 1872
†Mesonyx uqbulakensis Tong 1989
G. †Mongolestes Szalay and Gould 1966
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†Mongolestes hadrodens Szalay and Gould 1966
G. †Mongolonyx Szalay and Gould 1966
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†Mongolonyx dolichognathus Szalay and Gould 1966
G. †Yantanglestes Ideker and Yan 1980
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Invalid names: Lestes Yan and Tang 1976 [replaced]
G. †Metahapalodectes Dashzeveg 1976
G. †Olsenia Matthew and Granger 1925
+
†Olsenia mira Matthew and Granger 1925
G. †Pachyaena Cope 1874
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†Pachyaena gigantea Osborn and Wortman 1892
†Pachyaena gracilis Matthew and Granger 1915
†Pachyaena nemegetica Dashzeveg 1976
†Pachyaena ossifraga Cope 1874
+
Invalid names: Pachyaena intermedia Wortman 1899 [synonym]
G. †Plagiocristodon Chow and Qi 1978
G. †Sinonyx Zhou et al. 1995
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†Sinonyx jiashanensis Zhou et al. 1995
G. †Synoplotherium Cope 1872
+
†Synoplotherium canius Cope 1872
†Synoplotherium lanius Cope 1872
†Synoplotherium vorax Marsh 1876
Invalid names: Dromocyon Marsh 1876 [synonym]
Invalid names: Hapalodectinae Szalay and Gould 1966 [empty]
G. †Simidectes Stock 1933
+
†Simidectes magnus Peterson 1919
†Simidectes medius Peterson 1919
†Simidectes merriami Stock 1933
Invalid names: Pleurocyon Peterson 1919 [synonym]
G. †Wyolestes Gingerich 1981
+
†Wyolestes apheles Gingerich 1981
†Wyolestes dioctes Gingerich 1982
†Wyolestes iglesius Novacek et al. 1991
Invalid names: Andrewsarchidae Szalay and Gould 1966 [empty], Wyolestidae [empty]
G. †Mondegodon Tabuce et al. 2011
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†Mondegodon eutrigonus Tabuce et al. 2011
Fm. †Triisodontidae Scott 1892
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G. †Eoconodon Matthew and Granger 1921
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†Eoconodon copanus Van Valen 1978
†Eoconodon coryphaeus Cope 1885
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Invalid names: Mioclaenus bathygnathus Cope 1888 [synonym], Triisodon biculminatus Cope 1888 [synonym]
†Eoconodon gaudrianus Cope 1888
†Eoconodon ginibitohia Clemens and Williamson 2005
†Eoconodon hutchisoni Clemens 2011
†Eoconodon nidhoggi Van Valen 1978
G. †Goniacodon Scott 1892
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†Goniacodon hiawathae Van Valen 1978
†Goniacodon levisanus Cope 1883
G. †Stelocyon Gingerich 1978
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†Stelocyon arctylos Gingerich 1978
G. †Triisodon Cope 1881
+
+
Invalid names: Triisodon rusticus Cope 1884 [synonym]
†Triisodon quivirensis Cope 1881
+
Invalid names: Sarcothraustes antiquus Cope 1882 [synonym], Triisodon conidens Cope 1882 [synonym]
Invalid names: Sarcothraustes Cope 1882 [synonym]
Invalid names: Oxyclaenidae Scott 1892 [invalid subgroup]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: scansorialsubc
Diet: omnivoreo
Reproduction: viviparoussubc
Comments: the paraphyletic stem group "Triisodontidae" is omnivorous and not carnivorous, as opposed to the derived clade Mesonychiao
Created: 2011-04-24 19:49:09
Modified: 2011-04-24 04:49:09
Source: o = order, subc = subclass, c = class, subp = subphylum
References: Tabuce et al. 2011, Ji et al. 2002, Lillegraven 1979, Hendy et al. 2009, Carroll 1988

Age range: base of the Torrejonian to the top of the Early/Lower Oligocene or 63.80000 to 28.40000 Ma

Collections (332 total)


Time interval Ma Country or state Original ID and collection number
Pu366.0 - 63.3USA (Montana) Eoconodon hutchisoni (143205) Eoconodon nidhoggi, Eoconodon hutchisoni (14738 218647)
Puercan66.0 - 63.3USA (Montana) Eoconodon hutchisoni (14799 140079 218651 218655) Eoconodon nidhoggi (14745 218649 218650) Eoconodon nidhoggi, Eoconodon hutchisoni (218648) Eoconodon sp., Eoconodon sp. (14766)
Puercan66.0 - 63.3USA (Colorado) Eoconodon coryphaeus (205932 205934)
Puercan66.0 - 63.3USA (Utah) Eoconodon sp. (14791) Goniacodon hiawathae (14790)
Puercan66.0 - 63.3USA (New Mexico) Dissacus navajovius, Eoconodon coryphaeus, Eoconodon gaudrianus (14703) Eoconodon coryphaeus (14662) Eoconodon gaudrianus (14794) Eoconodon sp., Eoconodon coryphaeus, Eoconodon gaudrianus, Eoconodon ginibitohia (14760)
Puercan66.0 - 63.3Canada (Saskatchewan) Eoconodon sp. (14768)
Puercan66.0 - 63.3USA (Wyoming) Eoconodon sp. (14710 14731 14808) Triisodontinae indet. (14805)
Early/Lower Paleocene66.0 - 61.7China (Guangdong) Hukoutherium ambigum, Dissacus feiganensis, Dissacus shanghoensis (140280) Yantanglestes feiganensis, Hukoutherium ambigum, Dissacusium shanghoensis (176607)
Early/Lower Paleocene66.0 - 61.7China (Shaan-xi (Shensi)) Mesonychidae indet. (176618)
Early/Lower Paleocene66.0 - 61.7China (Shaanxi) Hukoutherium shimemensis (132651)
Early/Lower Paleocene66.0 - 61.7China (Hunan) Dissacus rotundus (182815)
To263.8 - 60.9Canada (Alberta) Prothryptacodon albertensis (14894)
Torrejonian63.8 - 60.9USA (Montana) Dissacus sp., Coriphagus montanus, Prothryptacodon furens (14906 14913) Prothryptacodon furens (14923)
Torrejonian63.8 - 60.9USA (New Mexico) Ankalagon saurognathus, Coriphagus encinensis, Deltatherium fundaminis, Dissacus navajovius, Triisodon quivirensis (14873) Ankalagon saurognathus, Dissacus navajovius, Goniacodon levisanus, Prothryptacodon ambiguus (14893) Coriphagus encinensis (14811 14867) Coriphagus encinensis, Deltatherium fundaminis, Goniacodon levisanus, Triisodon quivirensis (14865) Coriphagus encinensis, Triisodon quivirensis (14890) Deltatherium fundaminis (14814) Deltatherium fundaminis, Goniacodon levisanus (14825 14832) Deltatherium fundaminis, Goniacodon levisanus, Triisodon crassicuspis, Triisodon quivirensis (14824) Deltatherium fundaminis, Goniacodon levisanus, Triisodon quivirensis (14891) Deltatherium sp. (14819) Dissacus navajovius (14833 14835) Dissacus navajovius, Goniacodon levisanus (14812) Goniacodon levisanus, Triisodon quivirensis (14892) Triisodon antiquus (14862) Triisodon quivirensis (14834) Triisodon sp., Coriphagus encinensis, Deltatherium fundaminis (14868) Triisodon sp., Coriphagus encinensis, Deltatherium fundaminis, Goniacodon levisanus (14816) Triisodon sp., Deltatherium fundaminis, Goniacodon levisanus (14815)
Torrejonian63.8 - 60.9Canada (Alberta) Goniacodon levisanus, Prothryptacodon furens (143200) Prothryptacodon albertensis (14769)
Torrejonian63.8 - 60.9USA (Utah) Goniacodon sp. (14830)
Torrejonian63.8 - 60.9USA (North Dakota) Dissacus sp. (14821)
Torrejonian63.8 - 60.9USA (Wyoming) Coriphagus encinensis, Goniacodon levisanus, Prothryptacodon furens, Dissacus sp. (14912) Coriphagus montanus (14904) Coriphagus montanus, Prothryptacodon hilli (14898) Dissacus navajovius, Goniacodon levisanus, Prothryptacodon furens, Prothryptacodon hilli (14886) Oxyclaeninae indet. (14879) Prothryptacodon hilli (14900)
Torrejonian63.8 - 60.9USA (Texas) Prothryptacodon sp. (14948)
Torrejonian - Tiffanian63.8 - 56.8USA (Wyoming) Dissacus navajovius (14842) Dissacus sp. (14838)
Middle Paleocene61.7 - 58.7China (Jiangxi) Hapalodectes sp. (139616) Hapalodectes sp., Jiangxia chaotoensis (176612)
Middle Paleocene61.7 - 58.7China (Anhui) Dissacus magushanensis (132945) Hapalodectes lopatini (132939)
Middle Paleocene61.7 - 58.7China (Guangdong) Pachyaena sp. (180650) Pachyaena sp., Yantanglestes datangensis (176606)
Middle Paleocene61.7 - 58.7China (Henan) Mesonychidae indet. (176617)
Ti161.7 - 56.8Canada (Alberta) Mesonychidae indet., Oxyclaeninae indet. (14939)
Ti361.7 - 56.8Canada (Alberta) Dissacus sp. (14928)
Tiffanian61.7 - 56.8Canada (Alberta) Oxyclaeninae indet. (14995)
Tiffanian61.7 - 56.8USA (Colorado) Sinonyx sp. (174227)
Tiffanian61.7 - 56.8USA (Montana) Dissacus sp. (15025 15064) Goniacodon levisanus (15010 133180) Oxyclaeninae indet. (15053) Stelocyon arctylos (15020)
Tiffanian61.7 - 56.8USA (Wyoming) Dissacus argenteus, Dissacus praenuntius (190462) Dissacus navajovius (15049) Dissacus sp. (14936 14964 14985) Pachyaena sp., Dissacus sp. (15017) Prothryptacodon hilli (15013)
Tiffanian61.7 - 56.8USA (California) Dissacus sp. (14872)
Thanetian59.2 - 56.0France (Champagne-Ardenne) Dissacus europaeus (68428 87925)
Gashatan58.7 - 55.8China (Nei Mongol) Hapalodectes paleocenus, Dissacus serratus (71076)
Late/Upper Paleocene58.7 - 55.8Mongolia Dissacus sp. (133399) Pachyaena sp. (133398)
Late/Upper Paleocene58.7 - 55.8China (Xin-jiang (Sinkiang)) Mesonychidae indet. (176619)
Late/Upper Paleocene58.7 - 55.8China (Anhui (Anhui)) Dissacus magushanensis (176616)
Late/Upper Paleocene58.7 - 55.8China (Anhui) Sinonyx jiashanensis (86277)
Late/Upper Paleocene58.7 - 55.8Mongolia (Omnogov) Hapalodectes dux, Hapalodectes paradux (37008)
Late/Upper Paleocene58.7 - 55.8USA (Wyoming) Dissacus navajovius (15024)
Late/Upper Paleocene58.7 - 55.8China (Nei Mongol) Pachyaena sp., Plagiocristodon serratus, Dissacus serratus (133389)
Clarkforkian56.2 - 54.9USA (Colorado) Dissacus navajovius (15254 15258)
Clarkforkian56.2 - 54.9USA (Wyoming) Creodonta indet. (15075) Dissacus argenteus (190432) Dissacus praenuntius (15087 15092 15099 15102 15103 15104 15121 15122 15126 15129 15131 15132 15144 15148 15157 15159 15163 15185 15186 190430) Dissacus sp. (15089 15094)
Clarkforkian56.2 - 54.9USA (Montana) Dissacus navajovius (15079)
Ypresian56.0 - 47.8France (Hérault) Dissacus blayaci (184624) Dissacus sp. (181563)
Ypresian56.0 - 47.8France (Aude) Dissacus sp. (182641)
Ypresian56.0 - 47.8France Pachyaena gigantea (197267)
Ypresian56.0 - 47.8Belgium (Hainaut) Hyaenodictis sp. (87947)
Ypresian56.0 - 47.8France (Alsace-Champagne-Ardenne-Lorraine) Hyaenodictis filholi (178052)
Ypresian56.0 - 47.8France (Île-de-France) Pachyaena gracilis (68437)
Ypresian56.0 - 47.8United Kingdom (England) Pachyaena ossifraga (38868)
Ypresian56.0 - 47.8France (Marne) Dissacus filholi (35540)
Ypresian56.0 - 47.8France (Champagne-Ardenne) Dissacus raslanloubatieri (28546)
Ypresian56.0 - 47.8France (Provence-Alpes-Côte d'Azur) Dissacus rougierae (178050)
Arshantan56.0 - 37.71China (Nei Mongol) Mesonyx uqbulakensis (72204)
Sharamurunian56.0 - 37.71Mongolia Mesonychidae indet. (182486)
Lostcabinian55.8 - 50.3USA (Wyoming) Hapalodectes sp. (15917)
Wasatchian55.8 - 50.3Mexico (Baja California) Dissacus sp., Wyolestes sp. (15671)
Wasatchian55.8 - 50.3Canada (Northwest Territories) Pachyaena sp. (15583)
Wasatchian55.8 - 50.3USA (New Mexico) Pachyaena ossifraga (15452)
Wasatchian55.8 - 50.3USA (Colorado) Hapalodectes leptognathus (15651) Pachyaena ossifraga (15480 15485 15861 15864) Pachyaena sp. (15350 15371 15375)
Wasatchian55.8 - 50.3USA (Wyoming) Dissacus longaevus (46650) Dissacus longaevus, Pachyaena sp. (46662) Dissacus praenuntius (15458 15759 46816) Dissacus praenuntius, Pachyaena gigantea (46809) Dissacus sp. (15541 15594 46830) Dissacus sp., Hapalodectes anthracinus (15729) Dissacus sp., Hapalodectes leptognathus (15559) Hapalodectes anthracinus (15499) Hapalodectes leptognathus (15553 15556 15558 15566 15964) Hapalodectes sp. (27268) Pachyaena gigantea (15530 109254) Pachyaena gigantea, Pachyaena gracilis (46792) Pachyaena gigantea, Pachyaena ossifraga (15531 46846) Pachyaena gracilis (15491 15592 15596 15697 15702 15889 46639 46683 46699 46720 46782 46801 46839 109255) Pachyaena gracilis, Pachyaena ossifraga (15510) Pachyaena gracilis, Wyolestes apheles (15589) Pachyaena ossifraga (15455 15505 15507 15514 15518 15522 15524 15532 15536 15694 15704 15707 15831 46731 46733 46759 46768 46808) Pachyaena ossifraga, Wyolestes apheles (46659) Pachyaena sp. (15756 15793 46667 46709 46773 46789 46799 46814) Pachyaena sp., Hapalodectes compressus (15710) Sinopa viverrina (15662) Wyolestes apheles (15586 15683 15727 15734 15762 15779 15787 15796 46636 46647) Wyolestes sp., Pachyaena ossifraga (46690)
Bumbanian55.8 - 48.6Mongolia (Southern Mongolia) Dissacus zanabazari (37206)
Bumbanian55.8 - 48.6China (Nei Mongol) Dissacus sp. (72202)
Early/Lower Eocene55.8 - 48.6USA (Wyoming) Dissacus praenuntius (154253 154254 154255) Hapalodectes anthracinus (15679) Hapalodectes leptognathus (15680) Pachyaena ossifraga (15709) Pachyaena sp. (15690)
Early/Lower Eocene55.8 - 48.6Portugal (Região Centro) Mondegodon eutrigonus (79200)
Early/Lower Eocene55.8 - 48.6China (Shandong) Hapalodectes huanghaiensis, Dissacus bohaiensis (77929)
Early/Lower Eocene55.8 - 48.6China (Nei Mongol) Dissacus sp., Mesonyx nuhetingensis, Mongolonyx dolichognathus (75275) Hapalodectes serus, Mongolonyx dolichognathus (174920)
Early/Lower Eocene55.8 - 48.6China (Hunan) Dissacus sp., Hapalodectes hetangensis (87239)
MP 1055.8 - 48.6Spain (Huesca) Dissacus blayaci (197266)
MP 1055.8 - 48.6Spain Dissacus progressus (53154)
Bridgerian50.3 - 46.2USA (Colorado) Mesonyx obtusidens (16240 16241)
Bridgerian50.3 - 46.2USA (Wyoming) Hapalorestes lovei (16223) Harpagolestes macrocephalus (16253 16284 16414) Harpagolestes sp. (16647) Mesonychidae indet. (16137 16207 16397 16415) Mesonyx obtusidens (16201 16205 16228 16256 16491) Mesonyx sp. (15837) Patriofelis ferox (223509) Simidectes sp. (223474) Synoplotherium lanius (223463 223475 223476 223480 223482 223503 223506)
Bridgerian50.3 - 46.2USA (Utah) Mesonychidae indet. (16396)
Lutetian47.8 - 41.3Pakistan Mesonychidae indet. (95141)
Middle Eocene47.8 - 37.71Pakistan Mesonychidae indet. (93752)
Middle Eocene47.8 - 37.71Kyrgyzstan Olsenia sp. (177051)
Middle Eocene47.8 - 37.71USA (Oregon) Harpagolestes uintensis (16842)
Middle Eocene47.8 - 37.71Mongolia Harpagolestes orientalis (174909)
Middle Eocene47.8 - 37.71China (Nei Mongol) Andrewsarchus mongoliensis, Harpagolestes leei (89041) Harpagolestes leei (174762) Mesonychidae indet., Hapalodectes serus, Harpagolestes orientalis (28792) Olsenia mira (174962)
Middle Eocene47.8 - 37.71China (Guangxi) Andrewsarchus crassum (190963)
Middle Eocene47.8 - 37.71China (Henan) Honanodon hebetis (42165 180849) Pachyaena sp., Harpagolestes leei, Mongolestes alxaensis, Honanodon macrodontus, Hapalodectes lushiensis, Harpagolestes orientalis (46193)
Middle Eocene47.8 - 37.71China (Xinjiang) Mesonychidae indet. (176332) Mesonyx uqbulakensis (176335) Metahapalodectes sp., Mesonyx uqbulakensis (176333)
Early/Lower Uintan46.2 - 39.7USA (Colorado) Mesonyx sp. (16623)
Early/Lower Uintan46.2 - 39.7USA (Utah) Harpagolestes sp. (109203)
Early/Lower Uintan46.2 - 39.7USA (California) Harpagolestes sp. (16670) Simidectes medius (16693)
Early/Lower Uintan46.2 - 39.7USA (Texas) Hessolestes sp. (16650)
Late/Upper Uintan46.2 - 39.7Canada (Saskatchewan) Harpagolestes sp. (16626)
Late/Upper Uintan46.2 - 39.7USA (California) Mesonychidae indet. (16585)
Late/Upper Uintan46.2 - 39.7USA (Texas) Harpagolestes uintensis, Simidectes magnus, Mesonychidae indet. (16542) Simidectes magnus (16614)
Uintan46.2 - 39.7USA (Utah) Harpagolestes brevipes, Mesonyx obtusidens (16646) Harpagolestes leotensis (16594) Harpagolestes leotensis, Pleurocyon magnus (16607) Harpagolestes uintensis, Mesonyx obtusidens (16656) Mesonyx sp. (16606) Simidectes medius (16654)
Uintan46.2 - 39.7USA (Wyoming) Harpagolestes sp. (16648) Synoplotherium sp. (223455 223462 223464) Synoplotherium sp., Mesonychia indet. (223425)
Uintan46.2 - 39.7USA (Texas) Harpagolestes sp. (16537) Hessolestes sp. (16633 16638) Simidectes magnus (16624)
Uintan46.2 - 39.7USA (California) Simidectes medius (16547) Simidectes merriami (16590)
Duchesnean39.7 - 37.0USA (Utah) Hessolestes ultimus (16861)
Duchesnean39.7 - 37.0USA (Texas) Harpagolestes sp. (16857) Simidectes magnus (16855 16856 16858)
Duchesnean39.7 - 37.0USA (California) Simidectes merriami (16810)
Late/Upper Eocene37.2 - 33.9China (Guangxi) Harpagolestes sp., Guilestes acares (182554)
Late/Upper Eocene37.2 - 33.9North Korea (Hwanghae-do) Harpagolestes koreanicus (48621)
Late/Upper Eocene37.2 - 33.9Mongolia (Dornogobi Aimag) Mesonychidae indet. (152082)
Late/Upper Eocene - Oligocene37.2 - 23.03North Korea (Kokai-do) Harpagolestes koreanicus (13997)
Early/Lower Oligocene33.9 - 28.4China (Nei Mongol) Harpagolestes alxaensis (174915 180729)