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Thoracosaurus neocesariensis

Reptilia

Taxonomy
Gavialis neocesariensis was named by De Kay (1842). Its type specimen is ANSP 9437, a mandible (Partial jaw), and it is a 3D body fossil. It is the type species of Thoracosaurus.

It was recombined as Thoracosaurus neocesariensis by Hay (1902), Troxell (1925), Hay (1930), Carpenter (1983) and Brochu (2004).

Synonyms
Synonymy list
YearName and author
1842Gavialis neocesariensis De Kay
1845Crocodilus clavirostris Morton
1849Sphenosaurus clavirostris Agassiz
1852Crocodilus dekayi Leidy
1869Holopsisuchus brevispinus Cope
1869Hyposaurus fraterculus Cope p. 82
1902Gavialis fraterculus Hay p. 515
1902Thoracosaurus neocesariensis Hay p. 515
1925Thoracosaurus meirsanus Troxell
1925Thoracosaurus mullicensis Troxell
1925Thoracosaurus neocesariensis Troxell
1925Thoracosaurus meirsanus Troxell p. 223
1925Thoracosaurus mullicensis Troxell p. 227
1930Gavialis fraterculus Hay p. 148
1930Thoracosaurus meirsanus Hay p. 150
1930Thoracosaurus mullicensis Hay p. 150
1930Thoracosaurus neocesariensis Hay p. 150
1983Thoracosaurus neocesariensis Carpenter
2004Thoracosaurus neocesariensis Brochu p. 619

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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
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
RankNameAuthor
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
—Pseudosuchia(Zittel 1890)
—SuchiaKrebs 1974
—Paracrocodylomorpha
—Loricata(Merrem 1820)
—Crocodylomorpha()
—Solidocrania
suborderCrocodyliformes
—MesoeucrocodyliaWhetstone and Whybrow 1983
—NeosuchiaClark 1988
suborderEusuchiaHuxley 1875
—Crocodylia(Owen 1842)
—LongirostresCuvier
—Gavialoidea(Brochu 1997)
—Gavialidae(Adams 1854)
genusThoracosaurusLeidy 1852
speciesneocesariensis(De Kay 1842)

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.

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Invalid names: Crocodilus clavirostris Morton 1845 [synonym], Crocodilus dekayi Leidy 1852 [objective synonym], Holopsisuchus brevispinus Cope 1869 [synonym], Hyposaurus fraterculus Cope 1869 [synonym], Thoracosaurus meirsanus Troxell 1925 [synonym], Thoracosaurus mullicensis Troxell 1925 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marineuc
Locomotion: actively mobilec
Diet: carnivoreuc
Created: 2009-01-03 20:38:59
Modified: 2009-01-03 22:38:59
Source: c = class, subp = subphylum, uc = unranked clade
References: Hendy et al. 2009, Carroll 1988, Bush and Bambach 2015, Benton 1983

Age range: base of the Maastrichtian to the top of the Wasatchian or 72.10000 to 50.30000 Ma

Collections (30 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Cretaceous100.5 - 66.0USA (Maryland) Thoracosaurus neocesariensis (127182)
Late/Upper Santonian - Middle Campanian85.8 - 70.6USA (Georgia) Thoracosaurus neocesariensis (35289)
Late/Upper Campanian - Early/Lower Maastrichtian83.5 - 66.0USA (New Jersey) Thoracosaurus mullicensis (52504)
Maastrichtian72.1 - 66.0USA (Maryland) Thoracosaurus neocesariensis (27563 27564 27565 83331)
Lancian70.6 - 66.0USA (North Dakota) Thoracosaurus neocesariensis (14610)
Late/Upper Maastrichtian70.6 - 66.0USA (North Dakota) Thoracosaurus neocesariensis (45099 45102 45109 45111 45118 45128 45130 45136 45137 45144 45299 45381)
Late/Upper Maastrichtian70.6 - 66.0USA (New Jersey) Hyposaurus fraterculus (87902) Thoracosaurus meirsanus (88034) Thoracosaurus neocesariensis (129264)
Late/Upper Maastrichtian - Early/Lower Paleocene70.6 - 61.7USA (New Jersey) Thoracosaurus sp. (26819)
Late/Upper Maastrichtian - Danian70.6 - 61.6USA (New Jersey) Thoracosaurus sp. (124938)
Thanetian59.2 - 56.0USA (New Jersey) Crocodilus clavirostris (123512) Thoracosaurus neocesariensis (3113)
Late/Upper Paleocene58.7 - 55.8USA (New Jersey) Crocodilus clavirostris (211306) Thoracosaurus neocesariensis (125091)
Wasatchian55.8 - 50.3USA (Virginia) Thoracosaurus neocesariensis (15595)