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Romeriida

Reptilia -

Taxonomy
Romeriida was named by Gauthier et al. (1988). It is extant. It was considered monophyletic by Laurin and Reisz (1995).

It was assigned to Reptilia by Gauthier et al. (1988) and Gauthier et al. (1989); and to Eureptilia by Laurin and Reisz (1995).

Synonymy list
YearName and author
1988Romeriida Gauthier et al. p. 139 fig. 4.4
1989Romeriida Gauthier et al. p. 343
1995Romeriida Laurin and Reisz p. 172 fig. 2

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
RankNameAuthor
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
—Batrachosauria()
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
—Romeriida

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: 10 gg
Environment: terrestrialuc
Locomotion: actively mobilec
Created: 2017-04-17 15:15:35
Modified: 2017-04-17 15:15:35
Source: g = genus, c = class, subp = subphylum, uc = unranked clade
References: Holman 2000, Carroll 1988, Hendy et al. 2009, Peczkis 1995

Age range

Maximum range based only on fossils: base of the Missourian to the top of the Holocene or 305.90000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 303.4 Ma

Collections (17665 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Pennsylvanian323.2 - 298.9USA (Pennsylvania) Thenaropus heterodactylus (200134)
Missourian305.9 - 303.4USA (Kansas) Petrolacosaurus kansensis, Podargosaurus hibbardi (80784)
Virgilian303.4 - 298.9USA (Kansas) Spinoaequalis schultzei (68427)
Asselian298.9 - 295.5France (Languedoc-Roussillon) Aphelosaurus lutevensis (171350)
Wolfcamp296.4 - 268.0USA (New Mexico) Zarcasaurus tanyderus (171346)
Sakmarian295.5 - 290.1Germany (Saxony) Kadaliosaurus priscus (52522)
Artinskian290.1 - 279.3USA (Texas) Bolosaurus striatus (13044)
Artinskian290.1 - 279.3Poland (Lower Silesia) Saurichnites leisnerianus (187930)
Artinskian - Kungurian290.1 - 272.3USA (Texas) Araeoscelis casei (28250)
Leonard290.1 - 268.0USA (Oklahoma) Dictybolos tener (79408 84941) Orovenator mayorum, Diapsida indet. (67862)
Artinskian - Capitanian290.1 - 259.9Czech Republic (Hradec Kralove) Saurichnites lacertoides, Saurichnites kablikae (180863)
Kungurian279.3 - 272.3USA (Texas) Araeoscelis gracilis (28267)
Late/Upper Kazanian - Urzhumian272.5 - 265.0Russian Federation (Arkhangelsk) Lanthanolania ivakhnenkoi (187648)
Roadian - Capitanian272.3 - 259.9Brazil (Rio Grande do Sul) Archosauromorpha indet. (106558)
Wordian268.8 - 265.1Russian Federation Diapsida indet. (197595)
Late/Upper Severodvinian265.0 - 254.0Russian Federation (Tatarstan) Eorasaurus olsoni (80712)
Buntsandstein265.0 - 252.3Germany (Bavaria) Chirotherium vorbachi (205801) Saurichnites auraensis (205802) Saurichnites auraensis, Chirotherium vorbachi (205800)
Severodvinian - Vyatkian265.0 - 252.3Russian Federation (Orenburg) Diapsida sp., Rautiania alexandri, Rautiania minichi (85483)
Wuchiapingian259.9 - 254.17Germany (Saxony Anhalt) Palaeochamaeleo jaekeli, Gracilisaurus ottoi, Glaurung schneideri, Protorosaurus speneri, Coelurosauravus sp. (85484) Protorosaurus speneri (93035)
Wuchiapingian259.9 - 254.17South Africa (Northern Cape) Galesphyrus capensis (115685)