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Avemetatarsalia

Reptilia -

Taxonomy
Avemetatarsalia was named by Benton (1999). It is not extant. It was considered monophyletic by Nesbitt (2011).

It was reranked as the unranked clade Avemetatarsalia by Nesbitt et al. (2017).

It was assigned to Archosauria by Benton (1999), Nesbitt (2011) and Nesbitt et al. (2017).

Synonymy list
YearName and author
1999Avemetatarsalia Benton
2011Avemetatarsalia Nesbitt p. 206 figs. 51, 52
2017Avemetatarsalia Nesbitt et al. p. 485

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
RankNameAuthor
Amniota
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
Eosuchia()
Neodiapsida
SauriaGauthier 1984
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
informalAvemetatarsalia

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
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Maximum body mass: 100000 kgg
Minimum body mass: 300 gg
Environment: terrestrialsubc
Locomotion: actively mobilec
Created: 2017-04-17 15:16:03
Modified: 2017-04-17 15:16:03
Source: g = genus, subc = subclass, c = class, subp = subphylum
References: Kiessling 2004, Peczkis 1995, Carroll 1988, Hendy et al. 2009

Age range

Maximum range based only on fossils: base of the Kungurian to the top of the Holocene or 279.30000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 272.3 Ma

Collections (11212 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Kungurian279.3 - 272.3Russian Federation Sylvia sp. 1 (30384)
Changhsingian254.17 - 252.17Russian Federation (Orenburg) Brontopus giganteus (196927)
Early/Lower Triassic252.17 - 247.2United Kingdom (England) Coelurosaurichnus sp. A, Coelurosaurichnus sp. B, Coelurosaurichnus ziegelangernensis (184045)
Early/Lower Triassic - Middle Triassic252.17 - 237.0Germany (Auvergne-Rhône-Alpes) Sphingopus ferox (192151)
Smithian251.3 - 247.2Poland (Swietoryzskie) Prorotodactylus sp. (175800)
Smithian251.3 - 247.2USA (Utah) Grallator sp., Eubrontes sp. (105542)
Spathian251.3 - 247.2Poland (Swietoryzskie) Prorotodactylus mirus (118063)
Anisian247.2 - 242.0Russian Federation (Bashkortostan) Dongusuchus efremovi (97415)
Anisian247.2 - 242.0Germany Thecodontosaurus latespinatus (137641)
Anisian247.2 - 242.0India (Andhra Pradesh) Yarasuchus deccanensis (89952)
Anisian247.2 - 242.0Germany (Saxony-Anhalt) Theropoda indet. (138123)
Anisian247.2 - 242.0Tanzania (Ruvuma) Asilisaurus kongwe (94651 181056 181057 181058) Prestosuchidae indet. (136890) Silesauridae indet. (159740) Teleocrater rhadinus (185533 187940 192598) Thecodontosaurus alophos (136891)
Anisian247.2 - 242.0United Kingdom (England) Deuterotetrapous plancus (186039) Swinnertonichnus mapperleyensis (83053) Thecodontosaurus sp. (57944)
Anisian247.2 - 242.0Russian Federation (Orenburg) Dongusuchus efremovi (28850 189562)
Anisian247.2 - 242.0Poland (Opole) Thecodontosaurus primus, Zanclodon silesiacus (96435)
Anisian247.2 - 242.0Italy (Trentino-Alto Adige) Dinosauromorpha indet. (194584)
Anisian247.2 - 242.0Poland (Swietoryzskie) Sphingopus sp. (175801)
Illyrian247.2 - 242.0Italy (Bolzano) Sphingopus ladinicus (196816)
Anisian - Ladinian247.2 - 237.0France (Bourgogne-Franche-Comté) Anchisauripus sp., Anchisauripus bibractensis (68226) Sphingopus sp., Sphingopus ferox, Dinosauria indet., Dinosauria indet. (24834)
Anisian - Ladinian247.2 - 237.0France (Saône-et-Loire) Anchisauripus bibractensis (62183) Coelurosaurichnus palissyi (68223) Coelurosaurichnus perriauxi, Anchisauripus bibractensis (62182) Coelurosaurichnus perriauxi, Sphingopus ferox, Anchisauripus sp. (28462) Coelurosaurichnus sp., Coelurosaurichnus palyssii (36226) Sphingopus sp., Anchisauripus bibractensis, Coelurosaurichnus palissyi (68222)