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Cynodontia

Sister taxa
Charassognathidae, Chronoperatidae, Cynognathidae, Dviniidae, Gomphodontidae, Madysauridae, Procynosuchidae (syn. Silphedestidae), Riograndidae, Therioherpetidae (syn. Therioherpetodontidae), Thrinaxodontidae, Tritylodontidae

View classification of included taxa

Synonyms
Synonymy list
YearName and author
1861Cynodontia Owen p. 267
1890Cynodontia Zittel p. 574
1903Cynodontia Osborn p. 276
1904Cynodontia Osborn p. 102
1910Cynodontia Gregory p. 464
1913Cynodontia Broom p. 363
1937Cynodontia Roxo p. 43
1946Cynodontia Kuhn p. 57
1954Cynodontia Haughton and Brink p. 8
1954Cynodontia Huene p. 34
1966Cynodontia Olson p. 302
1970Masitisitherium Ellenberger p. 347
1970Masitisitherium primordialis Ellenberger p. 347
1977Cynodontia Colbert and Kitching p. 3
1988Cynodontia Carroll
1989Cynodontia Gauthier et al. p. 341
1992Cynodontia Fox et al. p. 233
2000Cynodontia Battail and Surkov
2001Cynodontia Hopson and Kitching p. 7
2001Cynodontia Rubidge and Sidor
2007Cynodontia Botha et al. pp. 478, 485 fig. 5

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
RankNameAuthor
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
Synapsida()
Therapsida()
infraorderCynodontia()
infraorderCynodontia()

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.

Diagnosis
ReferenceDiagnosis
R. Owen 1861A pair of teeth in each jaw resembling in shape, position, ami relative size to the other teeth, the canines of carnivorous mammals, and dividing the incisors from the molars.
Measurements
No measurements are available
Composition: phosphaticsubp
Maximum body mass: 1374.7 kgs
Minimum body mass: 3 gs
Environment: terrestrialuc
Locomotion: actively mobilec
Created: 2017-04-17 15:15:35
Modified: 2017-04-17 15:15:35
Source: s = species, c = class, subp = subphylum, uc = unranked clade
References: Kiessling 2004, Johnson and Madden 1997, Uhen and Gingerich 1995, Hu et al. 2005, Hopson 1973, Carroll 1988, Hendy et al. 2009

Age range

Maximum range based only on fossils: base of the Wuchiapingian to the top of the Holocene or 259.90000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 254.17 Ma

Collections (20289 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Permian298.9 - 252.17South Africa Protocynodon pricei (190137)
Severodvinian265.0 - 254.0Russian Federation (Vologda) Sludica bulanovi (179657)
Late/Upper Severodvinian - Vyatkian265.0 - 252.3Russian Federation (Vladimir) Cyrbasiodon vladimirense (93026)
Late/Upper Severodvinian - Vyatkian265.0 - 252.3Russian Federation (Kirov) Nanocynodon seductus (179654)
Late/Upper Severodvinian - Vyatkian265.0 - 252.3Russian Federation (Arkhangelsk) Dvinia prima, Permocynodon sushkini (28065)
Late/Upper Severodvinian - Vyatkian265.0 - 252.3Russian Federation (Orenburg) Uralocynodon tverdokhlebovae (179653)
Wuchiapingian259.9 - 254.17Germany (Hesse) Procynosuchus sp. (84836)
Wuchiapingian259.9 - 254.17South Africa (Eastern Cape) Cynosuchus suppostus (177606)
Wuchiapingian259.9 - 254.17South Africa (Northern Cape) Procynosuchus delaharpeae (190568)
Wuchiapingian259.9 - 254.17China (Henan) Hwanghocynodon multienspidus (92909)
Wuchiapingian259.9 - 254.17Tanzania (Ruvuma) Procynosuchus delaharpae (181520) Procynosuchus delaharpeae, Parathrinaxodon proops (135698)
Wuchiapingian259.9 - 254.17South Africa (Western Cape) Abdalodon diastematicus (84714) Charassognathus gracilis (86303) Cynosaurus longiceps (86298) Scalopocynodon gracilis (181803)
Wuchiapingian - Changhsingian259.9 - 252.17South Africa (Western Cape) Cynosaurus suppostus (80176) Leavachia duvenhagei (181812) Leavachia gracilis (181811) Nanictosaurus robustus, Aelurodraco microps, Silphedestes polyodon (174623)
Wuchiapingian - Changhsingian259.9 - 252.17South Africa (KwaZulu-Natal) Cyrbasiodon boycei (181797)
Wuchiapingian - Changhsingian259.9 - 252.17South Africa (Eastern Cape) Baurocynodon gracilis (179646) Leavachia duvenhagei (80216 171146) Mygalesaurus platyceps (178864) Nanictosaurus kitchingi (177604) Nanictosaurus rubidgei, Mygalesuchus peggyae (80226) Nanictosuchus melinodon (176330) Procynosuchus delaharpeae (80219 114905 174663 181802) Procynosuchus rubidgei, Galeophrys kitchingi, Galecranium liorhynchus (80225) Protocynodon pricei (174741) Silphedocynodon gymnotemporalis (89863)
Changhsingian254.17 - 252.17South Africa (Western Cape) Paracynosuchus rubidgei (80223)
Induan252.17 - 251.2South Africa (Eastern Cape) Galesaurus planiceps, Diademodon tetragonus (144320) Progalesaurus lootbergensis (98601)
Induan252.17 - 251.2South Africa (Free State) Glochinodontoides gracilis (80140)
Early/Lower Triassic252.17 - 247.2South Africa (Eastern Cape) Galesaurus planiceps, Thrinaxodon liorhinus (105606)
Early/Lower Triassic252.17 - 247.2South Africa Thrinaxodon liorhinus (190133) Trirachodon sp. (190129)