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Homacodontidae

Mammalia - Homacodontidae

Synonymy list
YearName and author
1849Homacodontidae Marsh
1902Homacodontidae Hay p. 649
1919Homacodontinae Peterson p. 66
1955Homacodontinae Gazin
1959Homacodontinae McKenna p. 126
1997Homacodontinae McKenna and Bell p. 401
2004Homacodontinae Kondrashov et al. p. 205
2007Homacodontidae Theodor et al. p. 51

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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
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
RankNameAuthor
—Mammaliaformes
classMammalia
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
—Artiodactylamorpha
—Artiodactyla()
superfamilyDichobunoideaGill 1872
familyHomacodontidaeMarsh 1849
familyHomacodontidaeMarsh 1849

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.

Fm. †Homacodontidae Marsh 1849
show all | hide all
G. †Antiacodon Marsh 1872
+
†Antiacodon crassus Cope 1875
†Antiacodon furcatus Cope 1873
†Antiacodon pygmaeus Cope 1872
+
Invalid names: Nanomeryx caudatus Marsh 1894 [synonym]
†Antiacodon vanvaleni Guthrie 1971
†Antiacodon venustus Marsh 1872
Invalid names: Nanomeryx Marsh 1894 [synonym], Sarcolemur bicuspis Loomis 1907 [nomen nudum]
G. †Asiohomacodon Tsubamoto et al. 2003
+
†Asiohomacodon myanmarensis Tsubamoto et al. 2003
G. †Auxontodon Gazin 1958
+
†Auxontodon pattersoni Gazin 1958
†Auxontodon processus Storer 1984
G. †Bunomeryx Wortman 1898
+
†Bunomeryx montanus Wortman 1898
+
Invalid names: Bunomeryx elegans Wortman 1898 [synonym]
G. †Gagadon Stucky and Covert 2014
+
†Gagadon minimonstrum Stucky and Covert 2014
G. †Hexacodus Gazin 1952
+
†Hexacodus pelodes Gazin 1952
†Hexacodus uintensis Gazin 1952
G. †Homacodon Marsh 1872
+
†Homacodon priscus Marsh 1894
†Homacodon pucillus Marsh 1894
†Homacodon vagans Marsh 1872
G. †Hylomeryx Peterson 1919
+
†Hylomeryx annectens Peterson 1919
†Hylomeryx quadricuspis Peterson 1919
Invalid names: Sphenomeryx Peterson 1919 [synonym]
G. †Limeryx Metais et al. 2005
+
†Limeryx chimaera Metais et al. 2005
G. †Mesomeryx Peterson 1919
+
†Mesomeryx grangeri Peterson 1919
G. †Microsus Leidy 1870
+
†Microsus cuspidatus Leidy 1870
G. †Mytonomeryx Gazin 1955
+
†Mytonomeryx scotti Gazin 1955
G. †Pentacemylus Peterson 1932
+
†Pentacemylus leotensis Gazin 1955
†Pentacemylus progressus Peterson 1932
G. †Texodon West 1982
+
†Texodon meridianus West 1982
G. †Tsaganohyus Kondrashov et al. 2004
+
†Tsaganohyus pecus Kondrashov et al. 2004
Invalid names: Bunomerycini Gentry and Hooker 1988 [empty], Homacodontini Marsh 1894 [empty]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialo
Locomotion: actively mobilec
Life habit: ground dwellingo
Diet: grazero
Diet 2: browsero
Reproduction: viviparoussubc
Created: 2005-08-26 14:03:05
Modified: 2005-09-19 12:23:23
Source: o = order, subc = subclass, c = class, subp = subphylum
References: Lillegraven 1979, Hendy et al. 2009, Nowak 1999, Carroll 1988

Age range: base of the Lostcabinian to the top of the Early/Lower Uintan or 55.80000 to 39.70000 Ma

Collections (134 total)


Time interval Ma Country or state Original ID and collection number
Eocene56.0 - 33.9Germany (Sachsen-Anhalt) Lophiotherium pygmaeum (45521 45738)
Lostcabinian55.8 - 50.3USA (Wyoming) Antiacodon sp. (15917)
Lysitean - Lostcabinian55.8 - 50.3USA (Wyoming) Antiacodon sp. (15451)
Wasatchian55.8 - 50.3USA (Wyoming) Antiacodon sp. (15565 15566) Gagadon minimonstrum (16071 156617 156618) Hexacodus pelodes (15454 15479 15662 15710) Hexacodus pelodes, Hexacodus uintensis (15661) Hexacodus sp. (15548 15724 27268) Hexacodus sp., Hexacodus sp. (15842) Hexacodus uintensis (15596 15597 186939 186944 186946 186949 186952)
Wasatchian55.8 - 50.3USA (Colorado) Hexacodus pelodes (15274 15885)
Bumbanian55.8 - 48.6Mongolia (Southern Mongolia) Tsaganohyus pecus (37206)
Bridgerian50.3 - 46.2USA (Colorado) Antiacodon pygmaeus (16240 16241)
Bridgerian50.3 - 46.2USA (Utah) Antiacodon pygmaeus, Homacodontinae indet. (16396)
Bridgerian50.3 - 46.2USA (Nevada) Antiacodon pygmaeus (16218)
Bridgerian50.3 - 46.2USA (Wyoming) Antiacodon pygmaeus (16098 16110 16114 16158 16160 16203 16205 16210 16214 16223 16227 16228 16232 16255 16415 16448 16504) Antiacodon pygmaeus, Antiacodon venustus (16219) Antiacodon pygmaeus, Homacodon vagans (16278) Antiacodon pygmaeus, Homacodon vagans, Microsus cuspidatus (16284) Antiacodon pygmaeus, Homacodontidae indet. (16096 16100) Antiacodon pygmaeus, Microsus cuspidatus (16109 16136) Antiacodon sp. (16084 16150 16153 16179) Antiacodon vanvaleni (16207) Hexacodus pelodes (16198) Hexacodus sp., Microsus sp., Antiacodon sp. (15837) Homacodon sp. (16296) Homacodon vagans (16080 16165 16171 16180 16181 16186 16283 16419 16647) Homacodon vagans, Microsus cuspidatus (16235) Homacodontidae indet. (16090 16309 16313 16315 16329 16343) Microsus cuspidatus (16116 16154 16164 16174 16187 16194 16201 16208 16304 16308 16323 16342 16394) Microsus cuspidatus, Homacodontidae indet. (16305) Microsus cuspidatus, Sarcolemur sp. (16193) Microsus sp. (16368) Microsus sp., Antiacodon venustus, Homacodon vagans (16236)
Lutetian47.8 - 41.3Germany (Sachsen-Anhalt) Lophiotherium pygmaeum (13322 45739) Propalaeotherium parvulum (45801)
Lutetian - Bartonian47.8 - 38.0Switzerland (Baselland) Lophiotherium pygmaeum (31723)
Middle Eocene47.8 - 37.71China (Jiangsu) Limeryx chimaera, Homacodontidae indet. (37493)
Early/Lower Uintan46.2 - 39.7USA (Colorado) Hylomeryx sp. (16623)
Early/Lower Uintan46.2 - 39.7USA (Wyoming) Homacodon vagans (93087)
Early/Lower Uintan46.2 - 39.7USA (Texas) Microsus cuspidatus (16651)
Early/Lower Uintan46.2 - 39.7USA (California) Antiacodon venustus (16727 16740 16744 16756) Diacodexinae indet. (16666) Dichobunidae indet. (16676)
Early/Lower Uintan46.2 - 39.7USA (Utah) Bunomeryx sp. (109203) Mesomeryx grangeri (16572)
Late/Upper Uintan46.2 - 39.7USA (Montana) Homacodontidae indet. (16551 16584)
Late/Upper Uintan46.2 - 39.7USA (Texas) Texodon meridianus (16614)
Late/Upper Uintan46.2 - 39.7Canada (Saskatchewan) Auxontodon processus, Mytonomeryx scotti (16626)
Uintan46.2 - 39.7USA (Utah) Auxontodon pattersoni, Bunomeryx elegans, Hylomeryx quadricuspis, Mytonomeryx scotti, Pentacemylus progressus (16607) Bunomeryx elegans, Bunomeryx montanus, Hylomeryx quadricuspis (16589) Bunomeryx elegans, Pentacemylus leotensis, Pentacemylus progressus (16594) Bunomeryx montanus, Hylomeryx annectens, Pentacemylus leotensis (16654) Mesomeryx grangeri (16646)
Uintan46.2 - 39.7USA (Texas) Texodon meridianus (16624)
Uintan46.2 - 39.7USA (Wyoming) Auxontodon sp. (16517 16643 16645) Homacodontidae indet. (16630) Mesomeryx grangeri (16649) Pentacemylus sp. (16648)
Uintan46.2 - 39.7USA (Montana) Antiacodon venustus (222915)
Bartonian41.3 - 38.0Switzerland (Baselland) Lophiotherium pygmaeum (31720 31721)
Bartonian41.3 - 38.0Myanmar Asiohomacodon myanmarensis (41331 180397)