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Metriorhynchoidea

Reptilia

Taxonomy
Metriorhynchoidea was named by Young et al. (2010). Its type is Metriorhynchus.

It was assigned to Thalattosuchia by Young et al. (2010); to Thalattosuchia by Cau and Fanti (2011); and to Neothalattosuchia by Young et al. (2024).

Synonymy list
YearName and author
2010Metriorhynchoidea Young et al. p. 845
2010Metriorhynchoidea Young and et al.
2011Metriorhynchoidea Cau and Fanti p. 550
2024Metriorhynchoidea Young et al. pp. 596-597

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
RankNameAuthor
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
—Pseudosuchia(Zittel 1890)
—SuchiaKrebs 1974
—Paracrocodylomorpha
—Loricata(Merrem 1820)
—Crocodylomorpha()
infraorderThalattosuchia()
—Neothalattosuchia
superfamilyMetriorhynchoideaYoung et al. 2010
superfamilyMetriorhynchoideaYoung et al. 2010

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. †Metriorhynchoidea Young 2010
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Unr. †Euthalattosuchia Young et al. 2024
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Fm. †Metriorhynchidae Fitzinger 1843
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G. †Capellineosuchus Romer 1966
Subfm. †Geosaurinae Lydekker 1889
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Tr. †Geosaurini Cau and Fanti 2011
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Subtr. †Dakosaurina Young et al. 2024
Subtr. †Geosaurina Foffa et al. 2018
Subtr. †Plesiosuchina Young et al. 2014
G. †Purranisaurus Rusconi 1948
G. †Neptunidraco Cau and Fanti 2011
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†Neptunidraco ammoniticus Cau and Fanti 2011
Invalid names: Steneosaurus barettoni De Zigno 1883 [nomen dubium]
G. †Torvoneustes Andrade et al. 2010
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†Torvoneustes carpenteri Wilkinson et al. 2008
†Torvoneustes coryphaeus Young et al. 2013
†Torvoneustes jurensis Girard et al. 2023
†Torvoneustes mexicanus Barrientos-Lara et al. 2016
G. †Tyrannoneustes Young et al. 2013
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†Tyrannoneustes lythrodectikos Young et al. 2013
Subfm. †Metriorhynchinae Buchy 2008
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G. †Enalioetes Sachs et al. 2024
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†Enalioetes schroederi Sachs et al. 2024
G. †Gracilineustes Young et al. 2010
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†Gracilineustes acutus Lennier 1887
†Gracilineustes leedsi Andrews 1913
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Invalid names: Metriorhynchus laeve Andrews 1913 [synonym]
G. †Maledictosuchus Parrilla-Bel et al. 2013
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†Maledictosuchus nuyivijanan Barrientos-Lara et al. 2018
†Maledictosuchus riclaensis Parrilla-Bel et al. 2013
G. †Metriorhynchus von Meyer 1830
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†Metriorhynchus blainvillei Eudes-Deslongchamps 1867
†Metriorhynchus brachyrhynchus Eudes-Deslongchamps 1868
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Invalid names: Metriorhynchus cultridens Andrews 1913 [synonym]
†Metriorhynchus casamiquelai Gasparini and Chong 1977
†Metriorhynchus hastifer Eudes-Deslongchamps 1868
†Metriorhynchus littoreus Sauvage 1874
†Metriorhynchus moreli Deslongchamps 1867
†Metriorhynchus palpebosus Phillips 1871
†Metriorhynchus westermanni Gasparini 1980
Tr. †Rhacheosaurini Young et al. 2011
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G. †Cricosaurus Wagner 1858
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Invalid names: Enaliosuchus Koken 1883 [synonym]
G. †Rhacheosaurus Meyer 1831
G. †Thalattosuchus Young et al. 2021
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†Thalattosuchus superciliosus de Blainville 1853
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Invalid names: Metriorhynchus jaekeli Schmidt 1904 [synonym], Steneosaurus dasyceps Seeley 1869 [synonym], Teleosaurus superciliosus Deslongchamps 1867 [synonym]
Invalid names: Enaliosuchus schroederi Kühn 1936 [nomen nudum]
Invalid names: Aggiosaurus Ambayrac 1913 [nomen dubium], Geosauridae Bonaparte 1850 [synonym]
G. †Magyarosuchus Osi et al. 2018
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†Magyarosuchus fitosi Osi et al. 2018
G. †Opisuchus Aiglstorfer et al. 2019
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†Opisuchus meieri Aiglstorfer et al. 2019
G. †Zoneait Wilberg 2015
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†Zoneait nargorum Wilberg 2015
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatitesubo
Environment: marinesubo
Locomotion: actively mobilesubo
Life habit: nektonicsubo
Diet: carnivoresubo
Created: 2009-07-23 01:12:29
Modified: 2009-07-23 03:12:29
Source: subo = suborder
Reference: Kiessling 2004

Age range: base of the Thouarsense to the top of the Late/Upper Aptian or 180.10000 to 113.00000 Ma

Collections (139 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Thouarsense180.1 - 175.6Hungary Magyarosuchus fitosi (147230)
Early/Lower Aalenian175.6 - 171.6Germany (Baden-Württemberg) Opisuchus meieri (132115)
Late/Upper Aalenian - Early/Lower Bajocian175.6 - 168.4USA (Oregon) Zoneait nargorum (166624)
Late/Upper Aalenian - Bajocian175.6 - 168.3USA (Oregon) Teleosauridae indet. (136991)
Middle Jurassic174.7 - 161.5Chile Metriorhynchus casamiquelai (190083)
Early/Lower Bajocian171.6 - 168.4Chile Metriorhynchus sp. (138293)
Bajocian - Bathonian170.3 - 166.1Italy (Veneto) Neptunidraco ammoniticus (104801)
Bajocian - Tithonian170.3 - 145.0Italy (Vicenza) Steneosaurus barettoni (142114)
Bathonian168.3 - 166.1Morocco (Figuig) Metriorhynchidae indet. (176123)
Bathonian168.3 - 166.1Italy (Altipiano dei Sette Comuni) Metriorhynchidae indet. (142115)

Youngest occurrences
Time interval Ma Country or state PBDB collection number
Late/Upper Valanginian140.2 - 136.4Czech Republic (Novy Jičin District) Torvoneustes sp., Plesiosuchina indet. (64722)
Late/Upper Valanginian140.2 - 136.4France (Bouches-du-Rhone) Plesiosuchina indet. (155317)
Late/Upper Valanginian140.2 - 136.4Germany (Lower Saxony) Cricosaurus macrospondylus (155308)
Late/Upper Valanginian140.2 - 136.4France Dacosaurus lapparenti (123368)
Late/Upper Valanginian - Early/Lower Hauterivian140.2 - 130.0France Metriorhynchidae indet. (155314)
Early/Lower Hauterivian136.4 - 130.0France Geosaurus lapparenti (155311)
Early/Lower Barremian130.0 - 125.45Spain (Tereul) Metriorhynchidae indet. (155316)
Aptian125.0 - 113.0Italy (Trapani) Plesiosuchina indet. (172392)
Late/Upper Aptian122.46 - 113.0United Kingdom (England) Dakosaurus sp. (58095)
Early/Lower Aptian121.4 - 122.46United Kingdom (England) Dakosaurus sp. (36581)