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Synonymy list
YearName and author
1934Anthracosauria Säve-Söderbergh pp. 9, 17-18 fig. 5
1988Anthracosauria Carroll
1988Anthracosauria Gauthier et al. p. 139 fig. 4.3
1989Anthracosauria Gauthier et al. p. 339
2005Anthracosauria Haubold et al. p. 78

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EubilateriaAx 1987
phylumChordataHaeckel 1874
subclassDipnotetrapodomorpha(Nelson 2006)

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.

Unr. Anthracosauria Säve-Söderbergh 1934
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Subcl. †Amphibiosauria Kuhn 1967
Invalid names: Batrachosauria Efremov 1946 [replaced]
Subor. †Diplomeri Romer 1964
Invalid names: Diplovertebrontidae [empty]
Unr. †Embolomera Cope 1880
Fm. †Archeriidae Kuhn 1965
G. †Cricotus Cope 1875
Cricotus crassidiscus Cope 1884
Invalid names: Cricotus hypantricus Cope 1886 [synonym]
Cricotus heteroclitus Cope 1875
Invalid names: Cricotus discophorus Cope 1877 [synonym], Cricotus gibsonii Cope 1877 [synonym]
G. †Spondylerpeton Moodie 1912
Invalid names: Spondylerpeton spinatum Moodie 1912 [nomen vanum]
G. †Eoherpeton Panchen 1975
Eoherpeton watsoni Panchen 1975
Subor. †Gephyrostegida
Fm. †Gephyrostegidae Jaekel 1909
G. †Bruktererpeton Boy and Bandel 1973
Bruktererpeton fiebigi Boy and Bandel 1973
G. †Eusauropleura Romer 1930
G. †Gephyrostegus Jaekel 1902
Gephyrostegus bohemicus Jaekel 1902
Gephyrostegus watsoni Brough and Brough 1967
Fm. †Proterogyrinidae Romer 1970
G. †Papposaurus Watson 1914
Papposaurus traquairi Watson 1914
G. †Proterogyrinus Romer 1970
Invalid names: Mauchchunkia bassa Hotton, III 1970 [synonym]
Invalid names: Mauchchunkia Hotton, III 1970 [synonym]
Invalid names: Anthracosaurida [synonym], Gephyrostegoidea [empty], Mauchchunkiidae Hotton, III 1970 [empty], Schizomeri Romer 1964 [empty], Seymouriamorphoidea [empty]
No diagnoses are available
No measurements are available
Composition: phosphaticsubp
Maximum body mass: 100000 kgg
Minimum body mass: 3 gs
Environment: brackish, freshwater, terrestrialuc
Locomotion: actively mobilec
Created: 2017-04-17 15:15:19
Modified: 2017-04-17 15:15:19
Source: s = species, g = genus, c = class, subp = subphylum, uc = unranked clade
References: Peczkis 1995, Hopson 1973, Hendy et al. 2009, Carroll 1988, Johnson and Madden 1997, Legendre 1988, Uhen and Gingerich 1995, Vizcaíno et al. 2010

Age range

Maximum range based only on fossils: base of the Ludlow to the top of the Holocene or 427.40000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 423.0 Ma

Collections (43306 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Ludlow427.4 - 423.0United Kingdom (Wales) Keilorites sp. (74805)
Mississippian358.9 - 323.2USA (Virginia) Dromopus aduncus (104796)
Tournaisian - Gzhelian358.9 - 298.9United Kingdom (Scotland) Pseudobradypus sp. (27703)
Pendleian330.9 - 327.0United Kingdom (England) Anthracosauria indet., Eoherpeton watsoni (22726)
Pendleian330.9 - 327.0United Kingdom (Scotland) Eoherpeton watsoni (174421)
Serpukhovian - Bashkirian330.9 - 315.2Canada (Nova Scotia) Proterogyrinidae indet. (175248)
Arnsbergian327.0 - 323.7USA (West Virginia) Proterogyrinus scheelei, Mauchchunkia bassa (124949)
Bashkirian323.2 - 315.2United Kingdom (England) Lysorophus sp. (177139)
Pennsylvanian323.2 - 298.9USA (Wyoming) Steganoposaurus belli (197983)
Pennsylvanian323.2 - 298.9USA (Massachusetts) Dromopus woodworthi (34780)
Marsdenian321.3 - 320.0Germany (Westphalia) Bruktererpeton fiebigi (175907)
Westphalian A318.7 - 316.9Canada (Nova Scotia) Hylerpeton dawsoni, Amblyodon problematicum, Leiocephalikon eutheton, Protoclepsydrops haplous, Hylonomus wymani, Hylonomus lyelli, Hylerpeton curtidentatum, Hylonomus latidens (28069) Trachystegos megalodon, Leiocephalikon problematicum, Asaphestera intermedia, Hylonomus lyelli (86946)
Westphalian A318.7 - 316.9United Kingdom (England) Lysorophus sp. (175174)
Westphalian A - Westphalian B318.7 - 314.6USA (Arizona) Elfridia bulbidens (92271)
Moscovian315.2 - 307.0USA (Illinois) Diabloroter bolti (201784)
Moscovian315.2 - 307.0Canada (Nova Scotia) Dendromaia unamakiensis (207132)
Moscovian315.2 - 307.0Czech Republic Adenoderma gracilis (125662)
Westphalian C - Westphalian D314.6 - 307.5Canada (Nova Scotia) Limnostygis relictus, Clepsydrops sp., Archaeothyris florensis, Echinerpeton intermedium, Paleothyris acadiana (80111)
Westphalian D309.8 - 307.5Czech Republic (Pilsen) Amniota indet., Sparodus validus, Archaeothyris sp., Brouffia orientalis, Hylonomus acuminatus, Coelostegus prothales, Gephyrostegus bohemicus, Gephyrostegus watsoni (84835)
Westphalian D309.8 - 307.5USA (Ohio) Molgophis macrurus (178682 178696 178697 178698) Molgophis macrurus, Brachydectes newberryi, Cocytinus gyrinoides, Pleuroptyx clavatus, Molgophis wheatleyi, Archaeothyris sp., Pelycosauria indet., Sauropleura longipes, Carbonodraco lundi, Sauropleura digitata, Eusauropleura digitata (85292)