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Thescelosaurinae

Osteichthyes - Thescelosauridae

Synonymy list
YearName and author
1940Thescelosaurinae Sternberg p. 481
1946Thescelosaurinae Kuhn p. 66
1966Thescelosaurinae Kuhn p. 102
2011Thescelosaurinae Brown and Druckenmiller p. 1344
2013Thescelosaurinae Brown et al. p. 512
2018Thescelosaurinae Madzia et al. p. 973 fig. 4
2022Thescelosaurinae Bonde et al.
2024Thescelosaurinae Fonseca et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
RankNameAuthor
subclassEureptilia()
—Romeriida
—Diapsida()
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
—Ornithischia()
—Neornithischia()
familyThescelosauridae
subfamilyThescelosaurinae
subfamilyThescelosaurinae

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. †Thescelosaurinae Sternberg 1940
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G. †Changchunsaurus Zan et al. 2005
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†Changchunsaurus parvus Zan et al. 2005
G. †Changmiania Yang et al. 2020
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†Changmiania liaoningensis Yang et al. 2020
G. †Fona Avrahami et al. 2024
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†Fona herzogae Avrahami et al. 2024
G. †Haya Makovicky et al. 2011
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†Haya griva Makovicky et al. 2011
G. †Jeholosaurus Xu et al. 2000
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†Jeholosaurus shangyuanensis Xu et al. 2000
G. †Parksosaurus Sternberg 1937
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†Parksosaurus warreni Parks 1926
G. †Thescelosaurus Gilmore 1913
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†Thescelosaurus assiniboiensis Brown et al. 2011
†Thescelosaurus edmontonensis Sternberg 1940
†Thescelosaurus garbanii Morris 1976
†Thescelosaurus neglectus Gilmore 1913
Invalid names: Bugenasaura Galton 1995 [synonym], Bugenasaura infernalis Galton 1995 [nomen dubium]
G. †Yueosaurus Zheng et al. 2012
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†Yueosaurus tiantaiensis Zheng et al. 2012
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: 300 kgg
Minimum body mass: 30 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, Marsh 1875, Peczkis 1995

Age range: base of the Aptian to the top of the Late/Upper Maastrichtian or 121.40000 to 66.00000 Ma

Collections (71 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Barremian - Early/Lower Aptian125.77 - 119.57China (Liaoning) Changmiania liaoningensis (73438) Jeholosaurus shangyuanensis (53493) Jeholosaurus sp. (235272)
Aptian - Albian121.4 - 100.5China (Jilin) Changchunsaurus parvus (72321)
Albian - Cenomanian113.2 - 93.9China (Zhejiang) Yueosaurus tiantaiensis (144535)
Cenomanian100.5 - 93.9USA (Utah) Fona herzogae (235574)
Early/Lower Cenomanian100.5 - 93.9USA (Utah) Fona herzogae (235540) Ornithopoda indet. (228453) Thescelosaurinae indet. (235578 235579)
Late/Upper Turonian93.9 - 89.8USA (Utah) Thescelosaurus sp. (14415)
Santonian - Campanian85.7 - 72.2Mongolia (Dornogov) Hypsilophodontidae indet. (80183)
Late/Upper Campanian83.6 - 72.2USA (New Mexico) Thescelosaurus sp. (52052)
Late/Upper Campanian83.6 - 72.2Canada (Alberta) Thescelosaurus neglectus (45261 45262 45264 47816)
Late/Upper Campanian83.6 - 72.2Mongolia (Omnogov Aimak) Haya griva (68517)
Late/Upper Campanian83.6 - 72.2USA (Alaska) Thescelosaurinae indet. (14495)
Middle Campanian83.6 - 72.2Canada (Alberta) Thescelosaurus neglectus (45240 47794 47795 47809)
Late/Upper Campanian - Maastrichtian83.6 - 66.0Canada (Alberta) Thescelosaurus sp. (45758)
Early/Lower Maastrichtian72.2 - 66.0USA (Alaska) Thescelosaurinae indet. (88975)
Early/Lower Maastrichtian72.2 - 66.0Canada (Alberta) Parksosaurus warreni (135741 224151) Thescelosaurus warreni (48624)
Lancian72.2 - 66.0USA (South Dakota) Thescelosaurus neglectus (14537 192251)
Lancian72.2 - 66.0USA (North Dakota) Thescelosaurus neglectus (14610)
Lancian72.2 - 66.0USA (Wyoming) Thescelosaurus neglectus (14519 14566) Thescelosaurus sp. (14557)
Lancian72.2 - 66.0USA (Colorado) Thescelosaurus sp. (14640)
Lancian72.2 - 66.0USA (Montana) Thescelosaurus sp. (14535 14549 14574 14582 14639 14654 179991)
Late/Upper Maastrichtian72.2 - 66.0Canada (Saskatchewan) Thescelosaurus neglectus (45675 48628)
Late/Upper Maastrichtian72.2 - 66.0USA (Wyoming) Thescelosaurus neglectus (14585 48626 50085) Thescelosaurus sp. (26760)
Late/Upper Maastrichtian72.2 - 66.0USA (South Dakota) Thescelosaurus neglectus (45390 50084) Thescelosaurus sp. (221943 224484 224491)
Late/Upper Maastrichtian72.2 - 66.0USA (North Dakota) Thescelosaurus neglectus (45098 45099 45102 45128 45136 45144) Thescelosaurus sp. (141583)
Late/Upper Maastrichtian72.2 - 66.0USA (Montana) Dinosauria indet. (54080) Thescelosaurus garbanii, Thescelosaurus neglectus (48622) Thescelosaurus neglectus (14674 48629 142326) Thescelosaurus sp. (189003)
Late/Upper Maastrichtian72.2 - 66.0Canada (Alberta) Pachycephalosaurus sp. (14569) Thescelosaurus edmontonensis (48627)
Maastrichtian72.2 - 66.0USA (Montana) Dinosauria indet. (54081) Thescelosaurus sp. (85499)
Maastrichtian72.2 - 66.0USA (South Dakota) Thescelosaurus sp. (74175)