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

Neornithischia

Reptilia -

Synonymy list
YearName and author
1985Neornithischia Cooper p. 287
1997Neornithischia Sereno p. 443
1998Neornithischia Sereno p. 61
1999Neornithischia Sereno p. 2138 fig. 2
2007Neornithischia Butler et al. p. 2044
2008Neornithischia Butler et al. pp. 13-16 figs. 2-4
2009Neornithischia Butler and Sullivan p. 22
2012Neornithischia Han et al. p. 1391 fig. 14
2012Neornithischia Zheng et al. p. 210
2018Neornithischia Madzia et al.

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

RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
Sauropsida
classReptilia
RankNameAuthor
subclassEureptilia()
Romeriida
Diapsida()
Eosuchia()
Neodiapsida
SauriaGauthier 1984
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Ornithischia()
Neornithischia()
Neornithischia()

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.

Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatiteo
Entire body: yeso
Adult length: 10 to < 100o
Adult width: 1.0 to < 10o
Adult height: 1.0 to < 10o
Maximum body mass: 10000 kgg
Minimum body mass: 3 kgg
Architecture: compact or denseo
Ontogeny: accretion, modification of partso
Grouping: gregariouso
Environment: terrestrialo
Locomotion: actively mobileo
Life habit: ground dwellingo
Diet: herbivoreo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2004-12-14 12:50:52
Modified: 2004-12-14 14:50:52
Source: g = genus, o = order
References: Kiessling 2004, Peczkis 1995, Marsh 1875

Age range: base of the Carnian to the top of the Late/Upper Maastrichtian or 237.00000 to 66.00000 Ma

Collections (3242 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Carnian237.0 - 228.0Italy (Veneto) Ornithischia indet. (68833)
Carnian237.0 - 228.0Italy (Liguria) Anomoepus sp. (68780)
Late/Upper Triassic237.0 - 201.3USA (New Jersey) Anomoepus intermedius (91694)
Late/Upper Triassic237.0 - 201.3China (Shaanxi) Shenmuichnus sp. (126538)
Norian228.0 - 208.5USA (Pennsylvania) Anomoepus gracillimus (55413) Anomoepus sp. (55414)
Norian228.0 - 208.5USA (Colorado) Anomoepodidae indet. (55259)
Norian228.0 - 208.5USA (New Mexico) Anomoepus sp. (46560)
Norian - Rhaetian228.0 - 201.3Poland (Malopolskie) Moyenisauropus sp., Anomoepus sp. (157240)
Lacian - Alaunian221.5 - 212.0USA (Virginia) Gregaripus bairdi (68890)
Rhaetian - Hettangian208.5 - 199.3USA (Utah) Anomoepus sp. (121320)

Youngest occurrences

Time interval Ma Country or state PBDB collection number
Late/Upper Maastrichtian70.6 - 66.0USA (North Dakota) Triceratops horridus (191374) Triceratops sp. (45123)
Late/Upper Maastrichtian70.6 - 66.0Russian Federation (Amur) Kerberosaurus manakini, Hadrosauridae indet. (47029) Kundurosaurus nagornyi, Hadrosauridae indet., Lambeosauridae indet. (38134)
Late/Upper Maastrichtian70.6 - 66.0Argentina (Río Negro) Hadrosaurinae indet., Hadrosaurinae indet. (31079) Tridigitichnus inopinatus (13308)
Late/Upper Maastrichtian70.6 - 66.0France (Languedoc-Roussillon) Ornithopoda indet. (91056)
Late/Upper Maastrichtian70.6 - 66.0France (Provence-Alpes-Côte d'Azur) Hadrosauridae indet. (48866) Ornithopoda indet. (178472)
Late/Upper Maastrichtian70.6 - 66.0USA (Wyoming) Anatosaurus sp., Triceratops sp., Pachycephalosaurus grangeri, Thescelosaurus neglectus (14585) Edmontosaurus annectens (26760) Hadrosauridae indet. (128559) Leptoceratops sp. (53824) Thescelosaurus neglectus (48626 50085) Triceratops eurycephalus (52107) Triceratops flabellatus (165876) Triceratops sp. (52088) Triceratops sp., Trachodon sp. (164991 164992 164993)
Late/Upper Maastrichtian70.6 - 66.0USA (South Dakota) Edmontosaurus sp., Ornithopoda indet. (157189) Tatankaceratops sacrisonorum (97798)
Late/Upper Maastrichtian70.6 - 66.0Netherlands (Limburg) Euhadrosauria indet. (67136) Hadrosauridae indet. (67133 67135 67137) Orthomerus dolloi (48876) Telmatosaurus dolloi (67134)
Late/Upper Maastrichtian70.6 - 66.0USA (New Mexico) Ceratopsidae indet. (62529 62531 62532 62534 62546) Trachodontidae indet. (62486 62488)
Late/Upper Maastrichtian70.6 - 66.0Romania (Judetul Covurlui) Mochlodon sp. (96687)