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Placodontoidea

Reptilia - Placodontia

Taxonomy
Placodontoidea was named by Nopcsa (1923).

It was reranked as the suborder Placodontoidea by Rieppel (2000).

It was assigned to Placodontia by Rieppel (1995); and to Placodontia by Rieppel (2000).

Subtaxa

Synonymy list
YearName and author
1923Placodontoidea Nopcsa
1995Placodontoidea Rieppel p. 2
2000Placodontoidea Rieppel

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
RankNameAuthor
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
suborderSauropterygia
orderPlacodontiaCope 1871
superfamilyPlacodontoideaNopcsa 1923
superfamilyPlacodontoideaNopcsa 1923

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.

Superfm. †Placodontoidea Nopcsa 1923
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Fm. †Placodontidae Cope 1871
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G. †Placodus Agassiz 1833
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Placodus duplicatus Fraas 1896
Placodus gigas Agassiz 1833
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Invalid names: Anomosaurus strunzi Huene 1905 [synonym], Omphalosaurus peyeri Maisch and Lehmann 2002 [synonym], Placodus antiquior Huene 1936 [synonym], Placodus hypsiceps Meyer 1863 [synonym], Placodus quinmolaris Braun 1863 [synonym]
Placodus inexpectatus Jiang et al. 2008
Invalid names: Anomosaurus Huene 1902 [synonym], Crurosaurus Huene 1902 [synonym], Crurosaurus problematicus Huene 1902 [nomen dubium], Placodus aethiops Meyer 1863 [nomen nudum], Placodus andriani Agassiz 1839 [nomen dubium], Placodus angustus Meyer 1863 [nomen nudum], Placodus bathygnathus Owen 1859 [nomen dubium], Placodus bombidens Owen 1858 [nomen dubium], Placodus gracilis Jurcsak 1976 [nomen dubium], Placodus impressus Agassiz 1833 [nomen dubium], Placodus pachygnathus Owen 1859 [nomen dubium], Placodus rugosus Meyer 1863 [nomen nudum]
Invalid names: Chelyoposuchinae Kuhn 1946 [empty]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubo
Locomotion: actively mobilec
Created: 2017-04-17 10:38:36
Modified: 2017-04-17 10:38:36
Source: subo = suborder, c = class, subp = subphylum
References: Carroll 1988, Hendy et al. 2009, Bush and Bambach 2015

Age range: base of the Pelsonian to the top of the Fassanian or 247.20000 to 235.00000 Ma

Collections (30 total)


Time interval Ma Country or state Original ID and collection number
Olenekian - Anisian251.2 - 242.0Israel Placodus sp. (63904)
Anisian247.2 - 242.0Germany (Bayern) Placodus gigas (138136)
Anisian247.2 - 242.0Poland Placodus sp. (63538)
Anisian247.2 - 242.0Germany (Sachsen-Anhalt) Placodus gigas, Placodus antiquior (138123)
Anisian247.2 - 242.0Germany Omphalosaurus peyeri (138116) Placodus gigas (59960 138090 138134)
Anisian247.2 - 242.0Netherlands (Gelderland) Placodus sp. (96875)
Anisian247.2 - 242.0Germany (Baden-Württemberg) Placodus gigas (138135)
Illyrian247.2 - 242.0Israel Placodus sp. (63945)
Pelsonian247.2 - 242.0Italy (Trentino) Placodus gigas (99307)
Pelsonian247.2 - 242.0China (Guizhou) Placodus inexpectatus (103987)
Anisian - Ladinian247.2 - 237.0Germany Placodus gigas (131730)
Middle Triassic247.2 - 237.0Israel Placodontidae indet. (28400)
Middle Triassic247.2 - 237.0Germany (Bayern) Placodus gigas, Placodus andriani, Placodus pachygnathus, Placodus bathygnathus (105334)
Ladinian242.0 - 237.0Germany (Thuringia) Placodus gigas (138101)
Ladinian242.0 - 237.0Germany (Baden-Württemberg) Placodus gigas (138084)
Ladinian242.0 - 237.0Poland Placodus gigas (138137 138138)
Ladinian242.0 - 237.0Germany (Bavaria) Placodus sp., Placodus gigas (138087)
Ladinian242.0 - 237.0Germany Placodus gigas (59927 138096 138131 138132 138133 138139 138140)
Fassanian242.0 - 235.0Israel Placodus sp. (63949)
Carnian237.0 - 228.0Germany Placodus sp. (206009)