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Mosasaurus dekayi

Reptilia - Mosasauridae

Taxonomy
Mosasaurus dekayi was named by Bronn (1838). It is a 3D body fossil. Its type locality is Sandy Hook, Atlantic Highlands, which is in a Maastrichtian marine horizon in the Navesink Formation of New Jersey.

It was considered a nomen dubium by Gallagher (2005).

Sister species lacking formal opinion data
M. anceps

Synonyms
Synonymy list
YearName and author
1838Mosasaurus dekayi Bronn p. 760
1842Mosasaurus major DeKay p. 28 figs. Pl. 22, 57-58
1851Mosasaurus dekayi Gibbes p. 4
1869Mosasaurus meirsii Marsh p. 395
1902Mosasaurus dekayi Hay p. 465
1902Mosasaurus miersii Hay p. 466
1930Mosasaurus dekayi Hay p. 262
1930Mosasaurus miersii Hay p. 262
1967Mosasaurus dekayi Russell p. 122

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
RankNameAuthor
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
—Squamata()
familyMosasauridae
subfamilyMosasaurinaeGervais 1853
genusMosasaurus
speciesdekayiBronn 1838

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.

†Mosasaurus dekayi Bronn 1838
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Invalid names: Mosasaurus major DeKay 1842 [synonym], Mosasaurus meirsii Marsh 1869 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialuc
Locomotion: actively mobilec
Life habit: aquaticf
Diet: carnivoref
Vision: well-developedf
Reproduction: ovoviviparousf
Created: 2018-01-05 16:32:54
Modified: 2018-01-05 16:32:54
Source: f = family, c = class, subp = subphylum, uc = unranked clade
References: Carroll 1988, Gervais 1852, Hendy et al. 2009

Age range: base of the Late/Upper Maastrichtian to the top of the Early/Lower Maastrichtian or 70.60000 to 66.00000 Ma

Collections (8 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Campanian - Early/Lower Maastrichtian83.5 - 66.0USA (New Jersey) Mosasaurus dekayi (52504)
Maastrichtian72.1 - 66.0USA (New Jersey) Mosasaurus dekayi (78124 127108 type locality: 167771)
Maastrichtian72.1 - 66.0USA (Maryland) Mosasaurus dekayi (27564)
Maastrichtian72.1 - 66.0USA (North Dakota) Mosasaurus dekayi (231466)
Late/Upper Maastrichtian70.6 - 66.0USA (New Jersey) Mosasaurus dekayi (48570) Mosasaurus meirsii (88034)