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Pachypleurosauroidea

Osteichthyes - Eosauropterygia

Taxonomy
Pachypleurosauroidea was named by Huene (1956).

It was assigned to Sauropterygia by Young (1965); to Sauropterygia by Rieppel (1989), Rieppel (1993), Rieppel (1995), Rieppel and Lin (1995); and to Eosauropterygia by Rieppel (1994), Xu et al. (2022), Xu et al. (2023).

Subtaxa
Keichousauridae, Pachypleurosauridae
Entered
by M. Carrano on 2007-05-15; modified by M. Uhen on 2024-04-10

Synonymy list
YearName and author
1956Pachypleurosauroidea Huene p. 382
1965Pachypleurosauroidea Young p. 354
1989Pachypleurosauroidea Rieppel p. 3
1993Pachypleurosauroidea Rieppel p. 4
1994Pachypleurosauroidea Rieppel p. 4
1995Pachypleurosauroidea Rieppel p. 206
1995Pachypleurosauroidea Rieppel and Lin p. 2
2022Pachypleurosauroidea Xu et al. p. 3
2023Pachypleurosauroidea Xu et al. p. 3

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
RankNameAuthor
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
suborderSauropterygia
orderEosauropterygia
superfamilyPachypleurosauroidea
superfamilyPachypleurosauroidea

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. †Pachypleurosauroidea Huene 1956
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Fm. †Keichousauridae Young 1965
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G. †Dianopachysaurus Liu et al. 2011
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†Dianopachysaurus dingi Liu et al. 2011
G. †Keichousaurus Young 1958
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†Keichousaurus hui Young 1958
Fm. †Pachypleurosauridae Nopcsa 1928
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G. †Anarosaurus Dames 1890
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†Anarosaurus heterodontus Rieppel and Lin 1995
†Anarosaurus pumilio Dames 1890
G. †Dactylosaurus Gürich 1884
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†Dactylosaurus gracilis Gürich 1884
†Dactylosaurus schroederi Nopsca 1928
G. †Doliovertebra Huene 1902
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†Doliovertebra fritschi Huene 1902
G. †Hanosaurus Young 1972
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†Hanosaurus hupehensis Young 1972
G. †Honghesaurus Xu et al. 2022
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†Honghesaurus longicaudalis Xu et al. 2022
G. †Luopingosaurus Xu et al. 2023
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†Luopingosaurus imparilis Xu et al. 2023
G. †Neusticosaurus Seeley 1882
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†Neusticosaurus edwardsi Sander 1989
†Neusticosaurus edwardsii Sander 1989
†Neusticosaurus peyeri Sander 1989
G. †Pachypleurosaurus Broili 1927
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†Pachypleurosaurus staubi Kuhn-Schnyder 1959
G. †Panzhousaurus Jiang et al. 2018
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†Panzhousaurus rotundirostris Jiang et al. 2018
G. †Psilotrachelosaurus Nopsca 1928
G. †Serpianosaurus Rieppel 1989
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†Serpianosaurus germanicus Diedrich 2013
Invalid names: Neusticosaurinae Seeley [empty], Pachypleurosaurinae Nopsca 1928 [empty]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubo
Locomotion: actively mobilec
Life habit: planktonicp
Diet: suspension feederp
Created: 2017-04-17 10:38:36
Modified: 2017-04-17 10:38:36
Source: subo = suborder, c = class, subp = subphylum, p = phylum
References: Bush and Bambach 2015, Kiessling 2004, Bambach et al. 2007, Hendy et al. 2009, Carroll 1988

Age range: base of the Smithian to the top of the Longobardian or 249.90000 to 237.00000 Ma

Collections (55 total)


Time interval Ma Country or state Original ID and collection number
Olenekian249.9 - 246.7China (Hubei) Keichousaurus yuananensis (100271)
Smithian - Spathian249.9 - 246.7China (Jiangxi) Hanosaurus hupehensis (98007)
Anisian246.7 - 241.464Poland (Opolskie) Dactylosaurus gracilis (96435)
Anisian246.7 - 241.464Switzerland (Ticino) Serpianosaurus mirigiolensis (86828)
Anisian246.7 - 241.464Netherlands (Gelderland) Anarosaurus heterodontus, Dactylosaurus gracilis (96875)
Anisian246.7 - 241.464Germany (Sachsen-Anhalt) Anarosaurus pumilio (195570) Doliovertebra fritschi, Anarosaurus heterodontus (138123)
Anisian246.7 - 241.464Slovakia (Banská Bystrica) Neusticosaurus sp. (196589)
Anisian246.7 - 241.464Poland (Silesia) Dactylosaurus gracilis (195571)
Anisian - Ladinian246.7 - 237.0Italy (Piedmont) Pachypleurosaurus edwardsi (86708)
Anisian - Ladinian246.7 - 237.0Switzerland (Kanton Tessin) Serpianosaurus mirigiolensis (86837)
Anisian - Ladinian246.7 - 237.0Switzerland (Ticino) Serpianosaurus mirigiolensis (86838 86839 86840)
Anisian - Ladinian246.7 - 237.0Switzerland Neusticosaurus sp. (13344)
Anisian - Ladinian246.7 - 237.0France (Provence-Alpes-Cote d'Azur Region) Neusticosaurus pygmaeus (31768)
Middle Triassic246.7 - 237.0China (Sichuan) Pachypleurosauridae indet. (37605)
Bithynian244.99 - 244.24Netherlands Anarosaurus heterodontus (106538)
Pelsonian244.24 - 243.33Germany (Sachsen-Anhalt) Serpianosaurus germanicus (196743)
Pelsonian244.24 - 243.33Slovenia Pachypleurosauroidea indet. (166628)
Pelsonian244.24 - 243.33China (Yunnan) Dianopachysaurus dingi (97946) Honghesaurus longicaudalis (233825) Luopingosaurus imparilis (123839)
Pelsonian244.24 - 243.33China (Guizhou) Panzhousaurus rotundirostris (103539)
Pelsonian - Illyrian244.24 - 241.464Poland Dactylosaurus schroederi (34729)
Illyrian243.33 - 241.464Switzerland (Ticino) Serpianosaurus mirigiolensis (86830 86831 86832 86833)
Illyrian243.33 - 241.464Italy Pachypleura edwardsii (149323)
Illyrian - Fassanian243.33 - 239.48Switzerland Serpianosaurus mirigiolensis (122057)
Fassanian241.464 - 239.48Switzerland (Ticino) Serpianosaurus mirigiolensis (86834 86835 86836)
Fassanian241.464 - 239.48Switzerland (Graubünden) Pachypleurosaurus staubi (196661)
Fassanian241.464 - 239.48Switzerland Neusticosaurus sp. (180497 180508) Neusticosaurus sp., Neusticosaurus peyeri (180493)
Fassanian241.464 - 239.48Italy Neusticosaurus pusilis (201785)
Ladinian241.464 - 237.0Switzerland (Ticino) Pachypleurosaurus edwardsi (86841) Pachypleurosaurus sp. (110929)
Ladinian241.464 - 237.0China (Yunnan) Keichousaurus sp. (106668)
Ladinian241.464 - 237.0Saudi Arabia Pachypleurosauridae indet. (149547)
Ladinian241.464 - 237.0Germany (Baden-Württemburg) Pachypleurosauroidea indet. (138083)
Ladinian241.464 - 237.0Switzerland (onte San Giorgio) Neusticosaurus peyeri (194785)
Ladinian241.464 - 237.0Italy (Lombardia) Pachypleurosaurus staubi (106316)
Longobardian239.48 - 237.0Germany (Baden-Württemberg) Neusticosaurus pusillus (101873)
Longobardian239.48 - 237.0Italy Neusticosaurus edwardsii (116568)
Longobardian239.48 - 237.0China (Yunnan) Keichousaurus hui (196166)
Longobardian239.48 - 237.0Italy (Lecco) Neusticosaurus pusillus (120901)
Longobardian239.48 - 237.0Austria (Karnten) Psilotrachelosaurus toeplitschi (195572)
Longobardian239.48 - 237.0China (Guizhou) Keichousaurus hui (98691) Keichousaurus sp. (153371 175087 196506)