Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Aristonectinae

Reptilia - Plesiosauria - Elasmosauridae

Synonyms
Synonymy list
YearName and author
1874Mauisaurus Hector p. 334
1874Mauisaurus haasti Hector p. 346
1889Cimoliosaurus haasti Lydekker p. 215
1892Mauisaurus Seeley p. 151
1911Elasmosaurus haasti Bogolubov pp. 84, 355
1914Mauisaurus Wegner p. 290
1940Mauisaurus White p. 461
1962Mauisaurus haasti Welles pp. 75-76
1963Mauisaurus Persson p. 19
1963Mauisaurus haasti Persson p. 19
1971Mauisaurus Welles and Gregg p. 22
1971Mauisaurus haasti Welles and Gregg p. 22
1986Mauisaurus Wiffen and Moisley p. 221
1986Mauisaurus haasti Wiffen and Moisley p. 221
1988Mauisaurus Carroll
1991Mauisaurus haasti Fordyce p. 1174
2002Mauisaurus Sepkoski
2003Tuarangisaurus cabazai Gasparini et al. p. 164 figs. 5-7
2005Mauisaurus Hiller et al. p. 591 figs. 5-20
2006Mauisaurus haasti Scanlon p. 283
2010Mauisaurus Otero et al.
2012Aristonectinae Otero et al.
2012Mauisaurus Otero et al.
2013Aristonectinae Otero and O'Gorman
2014Aristonectinae Benson and Druckenmiller figs. 2-3
2014Aristonectinae O'Gorman et al. p. 43
2014Aristonectinae O'Gorman et al.
2014Aristonectinae Otero et al.
2015Aristonectinae Araujo et al. p. 94
2015Aristonectinae O'Gorman p. 190
2015Aristonectinae Otero et al. p. 3
2015Mauisaurus Otero et al. p. 3
2015Mauisaurus haasti Otero et al. p. 3
2015Aristonectinae Otero et al. p. 178
2016Aristonectinae O'Gorman p. 41
2016Aristonectinae O'Gorman et al. p. 65
2016Aristonectinae Otero et al.
2017Aristonectinae O'Keefe et al.
2019Aristonectinae O'Gorman
2019Aristonectinae O'Gorman et al. p. 215
2019Aristonectinae O'Gorman et al. p. 40
2021Aristonectinae O'Gorman et al.
2021Aristonectinae Otero and Soto-Acuña p. 7
2024Aristonectinae Otero p. 4

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Life
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
RankNameAuthor
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
suborderSauropterygia
orderPlesiosauriade Blainville 1835
superfamilyPlesiosauroideaWelles 1943
familyElasmosauridaeCope 1869
Weddellonectia
subfamilyAristonectinae()
subfamilyAristonectinae()

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.

Subfm. †Aristonectinae Otero et al. 2012
show all | hide all
G. †Alexandronectes Otero et al. 2016
hide
Alexandronectes zealandiensis Otero et al. 2016
G. †Aristonectes Cabrera 1941
hide
Aristonectes parvidens Cabrera 1941
Aristonectes quiriquinensis Otero et al. 2014
Invalid names: Turneria Chatterjee and Small 1989 [synonym]
G. †Morturneria Chatterjee and Creisler 1994
hide
Morturneria seymourensis Chatterjee and Creisler 1994
+
Invalid names: Turneria seymourensis Chatterjee and Small 1989 [replaced]
G. †Wunyelfia Otero and Soto-Acuña 2021
hide
Wunyelfia maulensis Otero and Soto-Acuña 2021
Invalid names: Mauisaurus Hector 1874 [nomen dubium], Mauisaurus haasti Hector 1874 [nomen dubium], Tuarangisaurus cabazai Gasparini et al. 2003 [nomen dubium]
Diagnosis
ReferenceDiagnosis
R. A. Otero et al. 2012Late Cretaceous elasmosaurid plesiosaurians with the following characters: skull length not reduced or drastically enlarged in comparison to the body length; moderately large neck; presence of more than 25 teeth in the maxillar
J. P. O'Gorman et al. 2019Late Cretace ous elasmosaurid with the following combination of characters : relatively small teeth with seven or more teeth on each premaxilla; 36 or more teeth on each maxilla; 42 or more teeth on each dentary; short premaxilla in lateral view; cerv ical centra length shorter than or equal to height
Measurements
No measurements are available
Composition: hydroxyapatiteo
Environment: marineo
Locomotion: actively mobileo
Life habit: aquatico
Depth habitat: surfaceo
Diet: carnivoreo
Reproduction: viviparouso
Created: 2009-07-20 06:05:48
Modified: 2011-08-12 01:58:15
Source: o = order
Reference: Kiessling 2004

Age range: base of the Campanian to the top of the Late/Upper Maastrichtian or 83.60000 to 66.00000 Ma

Collections (30 total)


Time interval Ma Country or state Original ID and collection number
Piripauan85.8 - 83.5New Zealand Mauisaurus haasti (83537)
Campanian83.6 - 72.1New Zealand (South Island) Mauisaurus haasti (37089 232395 232397)
Late/Upper Campanian83.5 - 70.6Antarctica (James Ross Island) Aristonectinae indet. (123285)
Middle Campanian83.5 - 70.6New Zealand (South Island) Mauisaurus haasti (97812)
Haumurian83.5 - 66.0New Zealand (Canterbury) Elasmosauridae indet. (155319) Mauisaurus haastii (101408 101409)
Late/Upper Campanian - Early/Lower Maastrichtian83.5 - 66.0New Zealand (Hawke's Bay) Mauisaurus haasti (232253)
Late/Upper Campanian - Maastrichtian83.5 - 66.0Argentina (Río Negro) Plesiosauria indet. (51583)
Maastrichtian72.1 - 66.0Antarctica (Seymour Island) Aristonectes sp. (63513)
Early/Lower Maastrichtian70.6 - 66.0Angola (Namibe) Aristonectinae indet. (232402)
Late/Upper Maastrichtian70.6 - 66.0Argentina (Chubut) Aristonectes parvidens (97872)
Late/Upper Maastrichtian70.6 - 66.0Chile (Concepción) Aristonectes parvidens (118945)
Late/Upper Maastrichtian70.6 - 66.0Chile (Puerto Natales) Aristonectes sp. (208356) Aristonectinae indet. (208357 208358)
Late/Upper Maastrichtian70.6 - 66.0Chile (Biobio) Aristonectes sp. (150921)
Late/Upper Maastrichtian70.6 - 66.0Antarctica Aristonectes parvidens (140323) Aristonectes sp. (232357) Aristonectinae indet. (232334) Turneria seymourensis (13106)
Late/Upper Maastrichtian70.6 - 66.0Chile Aristonectinae indet. (157301 221030) Aristonectinae indet., Mauisaurus sp. (91416)
Late/Upper Maastrichtian70.6 - 66.0New Zealand (South Island) Mauisaurus haasti (232391 232392 232393 232401)