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Triceratopsini

Reptilia - Ceratopsidae

Synonymy list
YearName and author
2011Triceratopsini Longrich p. 265
2014Triceratopsini Longrich p. 303 fig. 8
2015Triceratopsini Brown and Henderson

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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
RankNameAuthor
—Diapsida()
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
—Ornithischia()
—Genasauria
—Cerapoda
—Marginocephalia
—Ceratopsia()
familyCeratopsidae
subfamilyChasmosaurinae
—Triceratopsini
—Triceratopsini

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.

Unr. †Triceratopsini Longrich 2011
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G. †Eotriceratops Wu et al. 2007
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†Eotriceratops xerinsularis Wu et al. 2007
G. †Regaliceratops Brown and Henderson 2015
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†Regaliceratops peterhewsi Brown and Henderson 2015
G. †Titanoceratops Longrich 2011
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†Titanoceratops ouranos Longrich 2011
G. †Torosaurus Marsh 1891
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†Torosaurus latus Marsh 1891
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Invalid names: Torosaurus gladius Marsh 1891 [objective synonym]
†Torosaurus utahensis Gilmore 1946
G. †Triceratops Marsh 1889
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†Triceratops horridus Marsh 1889
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Invalid names: Nedoceratops hatcheri Lull 1905 [synonym], Triceratops albertensis Sternberg 1949 [synonym], Triceratops brevicornus Hatcher and Lull 1905 [synonym], Triceratops calicornis Marsh 1898 [synonym], Triceratops elatus Marsh 1891 [synonym], Triceratops eurycephalus Schlaikjer 1935 [synonym], Triceratops flabellatus Marsh 1889 [synonym], Triceratops obtusus Marsh 1898 [synonym], Triceratops serratus Marsh 1890 [synonym]
†Triceratops prorsus Marsh 1890
Invalid names: Nedoceratops Ukrainsky 2007 [synonym], Ojoceratops Sullivan and Lucas 2010 [synonym], Sterrholophus Marsh 1891 [synonym], Tatankaceratops Ott and Larson 2010 [synonym], Triceratops sulcatus Marsh 1890 [nomen dubium]
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: 3000 kgg
Architecture: compact or denseo
Ontogeny: accretion, modification of partso
Grouping: gregariouso
Environment: terrestrialsubo
Locomotion: actively mobileo
Life habit: ground dwellingsubo
Diet: herbivoresubo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2005-09-15 11:08:09
Modified: 2005-09-15 13:08:09
Source: g = genus, subo = suborder, o = order
References: Norman and Weishampel 1991, Peczkis 1995, Marsh 1875

Age range: base of the Maastrichtian to the top of the Lancian or 72.10000 to 66.00000 Ma

Collections (175 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Campanian83.5 - 70.6Canada (Alberta) Triceratops horridus (162141)
Late/Upper Campanian83.5 - 70.6USA (New Mexico) Pentaceratops sternbergi (52058) Torosaurus sp. (227186)
Late/Upper Campanian - Maastrichtian83.5 - 66.0USA (New Mexico) Triceratops sp. (55286)
Maastrichtian72.1 - 66.0USA (South Dakota) Torosaurus latus (53128) Triceratops horridus (225317 225924) Triceratops sp. (74175)
Maastrichtian72.1 - 66.0USA (Wyoming) Triceratops sp. (225318 225319)
Maastrichtian72.1 - 66.0USA (North Dakota) Torosaurus latus (45103)
Maastrichtian72.1 - 66.0USA (Montana) Triceratops elatus (49016) Triceratops prorsus (173841) Triceratops sp. (38544 55353 55355 64428 64429 100852 109660 109661 142376 189572 228491)
Early/Lower Maastrichtian70.6 - 66.0Canada (Alberta) Regaliceratops peterhewsi (191308)
Lancian70.6 - 66.0Canada (Saskatchewan) Triceratops sp. (14558 128461)
Lancian70.6 - 66.0USA (Montana) Triceratops sp. (14516 14550 14615 14616 14649 81041 81042 144502 179991)
Lancian70.6 - 66.0USA (South Dakota) Triceratops sp. (14537 192251)
Lancian70.6 - 66.0USA (Wyoming) Ceratopsia indet. (165877) Triceratops sp. (14505 14527 14538 14557 14579 14601 14609 165878)
Lancian70.6 - 66.0USA (Colorado) Triceratops sp. (14640)
Lancian70.6 - 66.0USA (North Dakota) Triceratops sp. (137710 137728 224667)
Late/Upper Maastrichtian70.6 - 66.0USA (North Dakota) Triceratops horridus (191374) Triceratops prorsus (24851) Triceratops sp. (45123 57919)
Late/Upper Maastrichtian70.6 - 66.0USA (New Mexico) Chasmosaurinae indet. (68042) Ojoceratops fowleri (47819 97795 97796 138833 171027)
Late/Upper Maastrichtian70.6 - 66.0USA (Utah) Ceratopsia indet. (45719) Triceratops sp. (48549)
Late/Upper Maastrichtian70.6 - 66.0Canada (Saskatchewan) Ceratopsidae indet. (152402) Triceratops prorsus (152400 152401 228825 228826 228827) Triceratops sp. (14555 54105 152399 225845) Triceratops sp., Triceratops prorsus (45675)
Late/Upper Maastrichtian70.6 - 66.0USA (Montana) Triceratops horridus (217183) Triceratops prorsus (14674 173842) Triceratops sp. (13142 55354 67129 72143 88990 99441 109659 142326 157187 162855 179968 183109 183110 189003 221004 221005 221007 227182 227283 238642)
Late/Upper Maastrichtian70.6 - 66.0Canada (Alberta) Eotriceratops xerinsularis (75475) Torosaurus sp. (47130) Triceratops albertensis (47127 47128)
Late/Upper Maastrichtian70.6 - 66.0USA (Wyoming) Ceratops horridus (46119) Ceratopsia indet. (52089) Diceratops hatcheri (46133) Torosaurus gladius (46135) Torosaurus latus (46134) Triceratops brevicornus (46132 52683) Triceratops calicornis (50931) Triceratops elatus (46130 52682 52691 52692) Triceratops eurycephalus (52107) Triceratops flabellatus (46136 165876) Triceratops obtusus (46131) Triceratops prorsus (46127 46129 52690 52694 189513) Triceratops serratus (46126) Triceratops serratus, Ceratopsia indet. (52686) Triceratops sp. (14585 26760 45878 50086 50087 52088 52681 52684 52687 52688 52693 52695 54177 54179 57161 57162 57166 57168 142325 164991 164992 164993 191271 226054 226055 239131) Triceratops sp., Triceratops sulcatus (52685) Triceratops sulcatus (46138 52689)
Late/Upper Maastrichtian70.6 - 66.0USA (Colorado) Ceratopsia indet. (49527) Triceratops sp. (49529 49536 73927 182584)
Late/Upper Maastrichtian70.6 - 66.0USA (South Dakota) Tatankaceratops sacrisonorum (97798) Torosaurus sp., Triceratops sp. (224484) Triceratops horridus (179969 224486) Triceratops sp. (50082 124934 150890 150892 150893 179970 216603 224488 224489 224490 224492)
Late/Upper Maastrichtian70.6 - 66.0USA (Texas) Pentaceratops sp. (85188) Torosaurus utahensis (69211)