The Compact Thescelosaurus
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#GenusSpeciesStatusAuthorityYearPeriodAgeLandmassNationState/Province/etc.FormationClade of Convenience
Major Division
Subdivision 1Subdivision 2Subdivision 3Subdivision 4Subdivision 5Subdivison 6Subdivision 7Subdivision 8Subdivision 9Subdivision 10Other Generic Names Not CoveredPossible SynonymsNotes
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1Avipesdillstedtianusnomen dubiumHuene1932Triassic (Middle)Ladinian (late?)EuropeGermanyThuringiaLettenkohlensandsteinDinosauromorpha?
3
2Brachyrophusaltarkansanusnomen dubiumCope1878Jurassic (Late)
Kimmeridgian
Tithonian (early)
North America
United StatesColoradoMorrison Fm.Dinosauromorpha?
4
3DravidosaurusblandfordiYadagiri and Ayyasami1979Cretaceous (Late)ConiacianIndiaIndiaTamil NaduTrichinopoly Grp.Dinosauromorpha?
has sometimes been regarded as a plesiosaurian, although this hypothesis has never been described in detail
5
4"Iguanodon"exogyrarumnomen dubiumFritsch1878Cretaceous (Late)ConiacianEuropeCzech RepublicCentral BohemiaExogyrenkalkDinosauromorpha?
Procerosaurus (Fritsch 1905) (preoccupied)
Ponerosteus (Olshevsky 2000)
potentially a pterosaur or avialan dinosaur, or something even farther removed from nonavian dinosaurs
6
5Lukousaurusyini
nomen dubium?
Yang1948Jurassic (Early)Hettangian
Sinemurian
AsiaChinaYunnanLufeng Fm.Dinosauromorpha?
7
6Sinocoelurusfragilisnomen dubiumYang1942Jurassic (Late)TithonianAsiaChinaSichuanKuangyuan Fm.Dinosauromorpha?potentially a crocodyliform
8
7"Stegosaurus"
madagascariensis
Piveteau1926Cretaceous (Late)Maastrichtian (middle)MadagascarMadagascarMahajangaMaevarano Fm.Dinosauromorpha?
9
8Symphyrophusmusculosusnomen dubiumCope1878Jurassic (Late)
Kimmeridgian
Tithonian (early)
North America
United StatesColoradoMorrison Fm.Dinosauromorpha?
10
9"Tanystropheus"posthumusnomen dubiumHuene1908Triassic (Late)Norian (middle)EuropeGermanyBaden-WürttembergStubensandsteinDinosauromorpha?Tanystrosuchus (Kuhn 1963)
11
10"Thecodontosaurus"subcylindrodonnomen dubiumHuene
1907–1908
Triassic (Late)Norian (early)EuropeGermanyBaden-Württemberg
Stuttgart Fm. (former Schilfsandstein)
Dinosauromorpha?
12
11Tichosteuslucasanusnomen dubiumCope1877Jurassic (Late)
Kimmeridgian
Tithonian (early)
North America
United StatesColoradoMorrison Fm.Dinosauromorpha?
13
12Tichosteusaequifaciesnomen dubiumCope1877Jurassic (Late)
Kimmeridgian
Tithonian (early)
North America
United StatesColoradoMorrison Fm.Dinosauromorpha?
14
13VitakridrindasulaimaniMalkani2006Cretaceous (Late)MaastrichtianAsiaPakistanBalochistanPab Fm.Dinosauromorpha?
crocodilian material removed from hypodigm; could be abelisaur as first reported
15
14Lagosuchustalampayensisnomen dubiumRomer1971Triassic (Late)Carnian (early)
South America
ArgentinaLa RiojaChañares Fm.Dinosauromorpha
16
15SaltopuselginensisHuene1910Triassic (Late)NorianEuropeUnited KingdomScotlandLossiemouth Ss.Dinosauromorpha
17
16Dromomerongigas
Martínez, Apaldetti, Correa, and Abelín
2015Triassic (Late)Norian
South America
ArgentinaSan Juan
Quebrada del Barro Fm.
Lagerpetidae
18
17Dromomerongregorii
Nesbitt, Irmis, Parker, Smith, Turner, and Rowe
2009Triassic (Late)Norian (early)
North America
United StatesTexas
Arizona
Colorado City Fm. (T)
Chinle Fm. (A)
Lagerpetidae
19
18Dromomeronromeri
Irmis, Nesbitt, Padian, Smith, Turner, Woody, and Downs
2007Triassic (Late)Norian (late)
North America
United StatesNew MexicoChinle Fm.Lagerpetidae
20
19Ixalerpetonpolesinensis
Cabreira, Kellner, Dias-da-Silva, da Silva, Bronzati, de Almeida Marsola, Müller, de Souza Bittencourt, Batista, Raugust, Carrilho, Brodt, and Langer
2016Triassic (Late)Norian (earliest)
South America
BrazilRio Grande do SulSanta Maria Fm.Lagerpetidae
21
20LagerpetonchanarensisRomer1971Triassic (Late)Carnian (early)
South America
ArgentinaLa RiojaChañares Fm.Lagerpetidae
22
21LewisuchusadmixtusRomer1972Triassic (Late)Carnian (early)
South America
ArgentinaLa RiojaChañares Fm.Dinosauriformes
23
22MarasuchuslillioensisSereno and Arcucci1994Triassic (Late)Carnian (early)
South America
ArgentinaLa RiojaChañares Fm.Dinosauriformesoriginally Lagosuchus lillioensis Romer 1971
24
23Nyasasaurusparringtoni
Nesbitt, Barrett, Werning, Sidor, and Charig
2013Triassic (Middle)Ladinian (late)AfricaTanzaniaRuvumaManda Fm.Dinosauriformes"Thecodontosaurus" alophos
25
24PsedolagosuchusmajorArcucci1987Triassic (Late)Carnian (early)
South America
ArgentinaLa RiojaChañares Fm.DinosauriformesLewisuchus admixtus
26
25TeyuwasubarbarenaiKischlat1999Triassic (Late)Norian (early)
South America
BrazilRio Grande do SulSanta Maria Fm.Dinosauriformes
27
26"Thecodontosaurus"alophos
nomen dubium?
Haughton1932Triassic (Middle)Ladinian (late)AfricaTanzaniaRuvumaManda Fm.Dinosauriformes
28
27PisanosaurusmertiiCasamiquela1967Triassic (Late)Carnian (late)
South America
ArgentinaLa RiojaIschigualasto Fm.Silesauridae?
29
28Asilisauruskongwe
Nesbitt, Sidor, Irmis, Angielcyzk, Smith, and Tsuji
2010Triassic (Middle)AnisianAfricaTanzaniaRuvumaManda Fm.Silesauridae
30
29Diodorusscytobrachion
Kammerer, Nesbitt, and Shubin
2012Triassic (Late)Carnian?
Norian
AfricaMoroccoSouss-MassaTimezgadiouine Fm.Silesauridae
31
30EucoelophysisbaldwiniSullivan and Lucas1999Triassic (Late)Norian (early)
North America
United StatesNew MexicoChinle Fm.Silesauridae
32
31Ignotosaurusfragilis
Martínez, Apaldetti, Alcober, Colombi, Sereno, Fernandez, Santi Malnis, Correa, and Abelín
2013Triassic (Late)Carnian (middle)
South America
ArgentinaSan JuanIschigualasto Fm.Silesauridae
33
32Lutungutalisitwensis
Peecock, Sidor, Nesbitt, Smith, Steyer, and Angielczyk
2013Triassic (Middle)AnisianAfricaZambiaEastern ProvinceNtawere Fm.Silesauridae
34
33SacisaurusagudoensisFerigolo and Langer2006Triassic (Late)Norian
South America
BrazilRio Grande do Sul
Santa Maria Fm. or Caturrita Fm.
Silesauridae
35
34SilesaurusopolensisDzik2003Triassic (Late)Norian (early)EuropePolandOpoleKeuper ClaystoneSilesauridae
36
35TechnosaurussmalliChatterjee1984Triassic (Late)Norian
North America
United StatesTexasCooper Canyon Fm.Silesauridae
37
36Apatodonmirusnomen dubiumMarsh1877Jurassic (Late)
Kimmeridgian
Tithonian (early)
North America
United StatesColoradoMorrison Fm.Dinosauria
38
37"Poekilopleuron"schmidtinomen dubiumKiprijanov1883
Cretaceous (Early)
Cretaceous (Late)
Albian
Cenomanian
EuropeRussiaKurskSekmenevsk Fm.Dinosauria
39
38Thecospondylushornerinomen dubiumSeeley1882Cretaceous (Early)
Berriasian (late)
Valanginian
EuropeUnited KingdomEnglandHastings Grp.Dinosauria
40
39Caseosauruscrosbyensis
Hunt, Lucas, Heckert, and Lockley
1998Triassic (Late)Norian (early)
North America
United StatesTexasTecovas Fm.HerrerasauridaeSaurischiaHerrerasauridae
41
40ChindesaurusbryansmalliLong and Murry1985Triassic (Late)Norian (early)
North America
United StatesArizonaChinle Fm.HerrerasauridaeSaurischiaHerrerasauridae
42
41FrenguellisaurusischigualastensisNovas1986Triassic (Late)Carnian (late)
South America
ArgentinaSan JuanIschigualasto Fm.HerrerasauridaeSaurischiaHerrerasauridae
Herrerasaurus ischigualastensis
43
42HerrerasaurusischigualastensisReig1963Triassic (Late)Carnian (late)
South America
ArgentinaSan JuanIschigualasto Fm.HerrerasauridaeSaurischiaHerrerasauridae
44
43IschisauruscattoiReig1963Triassic (Late)Carnian (late)
South America
ArgentinaSan JuanIschigualasto Fm.HerrerasauridaeSaurischiaHerrerasauridae
Herrerasaurus ischigualastensis
45
44SanjuansaurusgordilloiAlcober and Martinez2010Triassic (Late)Carnian (late)
South America
ArgentinaSan JuanIschigualasto Fm.HerrerasauridaeSaurischiaHerrerasauridae
46
45StaurikosauruspriceiColbert1970Triassic (Late)Norian (earliest)
South America
BrazilRio Grande do SulSanta Maria Fm.HerrerasauridaeSaurischiaHerrerasauridae
47
46Agnosphityscromhallensis
Fraser, Padian, Walkden, and Davis
2002Triassic (Late)RhaetianEuropeUnited KingdomEnglandunnamed fissure fillSaurischiaSaurischia
48
47AlwalkeriamaleriensisChatterjee and Creisler1994Triassic (Late)Norian (early)IndiaIndiaAndhra PradeshLower Maleri Fm.SaurischiaSaurischiaoriginally Walkeria maleriensis Chatterjee 1987 (preoccupied)
49
48Eodromaeusmurphi
Martinez, Sereno, Alcober, Colombi, Renne, Montañez, and Currie
2011Triassic (Late)Carnian (late)
South America
ArgentinaSan JuanIschigualasto Fm.SaurischiaSaurischia
50
49Guaibasauruscandelariai
Bonaparte, Ferigolo, and Ribeiro
1999Triassic (Late)Norian (earliest)
South America
BrazilRio Grande do Sul
Santa Maria Fm. or Caturrita Fm.
SaurischiaSaurischia
51
50"Ornithocheirus"hilsensisnomen dubiumKoken1883Cretaceous (Early)
Berriasian
Valanginian
Hauterivian
EuropeGermanyLower SaxonyEllingserbrink-SchichtTheropoda?Saurischia?Theropoda?sometimes considered a pterosaur
52
51"Allosaurus"sibiricusnomen dubiumRiabinin1915Cretaceous (Early)
Berriasian
Valanginian
Hauterivian
AsiaRussiaBuryatiaunclearTheropodaSaurischiaTheropoda
53
52Chienkosaurusceratosauroidesnomen dubiumYang1942Jurassic (Middle)OxfordianAsiaChinaSichuanShangshaximiao Fm.TheropodaSaurischiaTheropoda
54
53"Creosaurus"potensnomen dubiumLull1911Cretaceous (Early)Aptian (late)
Albian (early)
North America
United StatesMarylandArundel Fm.TheropodaSaurischiaTheropoda
55
54Daemonosauruschauliodus
Sues, Nesbitt, Berman, and Henrici
2011Triassic (Late)Rhaetian (late)
North America
United StatesNew MexicoChinle Fm.TheropodaSaurischiaTheropoda
56
55Dandakosaurusindicusnomen dubiumYadagiri1990Jurassic (Early)
Hettangian
Sinemurian
Pliensbachian
IndiaIndiaAndhra PradeshKota Fm.TheropodaSaurischiaTheropoda
57
56Dracoraptorhanigani
Martill, Vidovic, Howells, and Nudds
2016Jurassic (Early)Hettangian (early)EuropeUnited KingdomWalesBlue Lias Fm.TheropodaSaurischiaTheropoda
58
57"Elaphrosaurus"iguidiensisnomen dubiumLapparent1960Cretaceous (Early)uncertainAfricaunclearunclearunclearTheropodaSaurischiaTheropoda
no holotype has been designated, and the original collection of bones encompasses multiple formations in three nations (Algeria, Libya, and Niger)
59
58Embasaurusminaxnomen dubiumRiabinin1931Cretaceous (Early)
Berriasian
Valanginian
Hauterivian
AsiaKazakhstanAktobeNeocomian SandsTheropodaSaurischiaTheropoda
60
59FosterovenatorchureiDalman2014Jurassic (Late)
Kimmeridgian
Tithonian (early)
North America
United StatesWyomingMorrison Fm.TheropodaSaurischiaTheropoda
61
60Inosaurustedreftensisnomen dubiumLapparent1960Jurassic (Middle)?uncertainAfricaNigerAgadezIrhazer Grp.TheropodaSaurischiaTheropodaomitted other material from Niger and Egypt for sanity and clarity
62
61"Massospondylus"rawesinomen dubiumLydekker1890Cretaceous (Late)Maastrichtian (late)IndiaIndiaMaharashtraTakli Fm.TheropodaSaurischiaTheropoda
63
62"Megalosaurus"chubutensisnomen dubiumCorro1974Cretaceous (Late)Cenomanian
Turonian
South America
ArgentinaChubutCerro Castillo Fm.TheropodaSaurischiaTheropoda
64
63"Megalosaurus"cloacinusnomen dubiumQuenstedt
1858
Triassic (Late)
Jurassic (Early)
Rhaetian
Hettangian (early)
EuropeGermanyBaden-WürttembergRhätsandsteinTheropodaSaurischiaTheropoda
65
64"Megalosaurus"dunkerinomen dubiumDames1884Cretaceous (Early)Berriasian (late)EuropeGermanyLower Saxony
Obernkirchen Sandstein
TheropodaSaurischiaTheropoda
66
65"Megalosaurus"hungaricusnomen dubiumNopcsa1901Cretaceous (Late)Campanian (early?)EuropeRomaniaBihorunnamedTheropodaSaurischiaTheropoda
67
66"Megalosaurus"inexpectatusnomen dubiumCorro1966
Cretaceous (Early)
Cretaceous (Late)
Albian
Cenomanian
South America
ArgentinaChubutCerro Barcino Fm.TheropodaSaurischiaTheropoda
68
67"Megalosaurus"insignisnomen dubium
Eudes-Deslongchamps and Lennier
1870Jurassic (Late)Kimmeridgian (early)EuropeFranceNormandyunnamedTheropodaSaurischiaTheropoda
69
68"Megalosaurus"lonzeensisnomen dubiumDollo1903Cretaceous (Late)SantonianEuropeBelgiumNamur"glauconie argileuse"TheropodaSaurischiaTheropoda
70
69"Megalosaurus"pannoniensisnomen dubiumSeeley1881Cretaceous (Late)Campanian (early)EuropeAustriaLower AustriaGrünbach Fm.TheropodaSaurischiaTheropoda
71
70"Megalosaurus"pombalinomen dubium
Lapparent and Zbyszewski
1957
Jurassic (Middle
Jurassic (Late)
uncertainEuropePortugalunclearunclearTheropodaSaurischiaTheropodano holotype has been designated
72
71"Megalosaurus"terqueminomen dubiumHuene1926Jurassic (Early)HettangianEuropeFranceGrand EstunnamedTheropodaSaurischiaTheropoda
73
72"Megalosaurus"woodwardinomen dubiumLydekker1909Jurassic (Early)SinemurianEuropeUnited KingdomEnglandLower LiasTheropodaSaurischiaTheropodaincludes Megalosaurus lydekkeri Huene 1926 (junior objective synonym)
74
73"Morosaurus"marcheinomen dubiumSauvage
1897–1898
Jurassic (Late)KimmeridgianEuropePortugalSantarémunnamedTheropodaSaurischiaTheropoda
75
74Orthogoniosaurusmatleyinomen dubiumDas Gupta1931Cretaceous (Late)
Maastrichtian (middle to late)
IndiaIndiaMadhya PradeshLameta Fm.TheropodaSaurischiaTheropoda
76
75OstafrikasauruscrassiserratusBuffetaut2012Jurassic (Late)Tithonian (middle to late)AfricaTanzaniaMtwaraTendaguru Fm.TheropodaSaurischiaTheropoda
77
76Phaedrolosaurusilikensisnomen dubiumDong1973Cretaceous (Early)uncertainAsiaChinaXinjiangLianmuqin Fm.TheropodaSaurischiaTheropoda
78
77Prodeinodonmongoliensisnomen dubium
Osborn1924Cretaceous (Early)Barremian
Aptian (early)
AsiaMongoliaÖvörkhangai
Hühteeg Svita (Oshih Fm.)
TheropodaSaurischiaTheropoda
79
78"Prodeinodon"
kwangshiensisnomen dubium
Hou, Yeh, and Zhao1975Cretaceous (Early)Aptian?
Albian?
AsiaChinaGuangxiNapai Fm.TheropodaSaurischiaTheropoda
80
79ProtoavistexensisChatterjee1991Triassic (Late)Norian (early)
North America
United StatesTexasBull Canyon Fm.TheropodaSaurischiaTheropoda
81
80"Saurocephalus"monasteriinomen dubiumMünster1846Jurassic (Late)OxfordianEuropeGermanyLower SaxonyKorallenkalk Fm.TheropodaSaurischiaTheropoda
82
81Szechuanosauruscampinomen dubiumYang1942Jurassic (Late)OxfordianAsiaChinaSichuanKuangyuan Fm.TheropodaSaurischiaTheropoda
83
82Tawahallae
Nesbitt, Smith, Irmis, Turner, Downs, and Norell
2009Triassic (Late)Norian (late)
North America
United StatesNew MexicoChinle Fm.TheropodaSaurischiaTheropoda
84
83Teinurosaurussauvageinomen dubiumNopcsa1928Jurassic (Late)KimmeridgianEuropeFranceHauts-de-FranceunnamedTheropodaSaurischiaTheropodaCaudocoelus (Huene 1932)
Nopcsa coined the genus in 1928 with no species, Huene named the same bone Caudocoelus sauvagei in 1932, but genus Teinurosaurus has priority
85
84"Tomodon"horrificusnomen dubiumLeidy1865Cretaceous (Late)Maastrichtian
North America
United StatesNew Jersey
Navesink or Hornerstown Fm.
TheropodaSaurischiaTheropodaDiplotomodon (Leidy 1868)
86
85"Tripriodon"caperatusnomen dubiumMarsh1889Cretaceous (Late)Maastrichtian (late)
North America
United StatesWyomingLance Fm.TheropodaSaurischiaTheropoda
87
86Wakinosaurussatoinomen dubiumOkazaki1992Cretaceous (Early)
Berriasian
Valanginian
Hauterivian?
AsiaJapanFukuokaSengoku Fm.TheropodaSaurischiaTheropoda
88
87Walgettosuchuswoodwardinomen dubiumHuene1932Cretaceous (Early)AlbianAustraliaAustraliaNew South WalesGriman Creek Fm.TheropodaSaurischiaTheropoda
89
88"Zanclodon"cambrensis
nomen dubium?
Newton1899Triassic (Late)RhaetianEuropeUnited KingdomWalesRhaetic BedsTheropodaSaurischiaTheropoda
90
89Dolichosuchuscristatusnomen dubiumHuene1932Triassic (Late)Norian (middle)EuropeGermanyBaden-WürttembergStubensandsteinNeotheropodaSaurischiaTheropoda
Neotheropoda
91
90GojirasaurusquayiCarpenter1997Triassic (Late)Norian (middle)
North America
United StatesNew MexicoBull Canyon Fm.NeotheropodaSaurischiaTheropoda
Neotheropoda
92
91Halticosauruslongotarsusnomen dubiumHuene1908Triassic (Late)Norian (middle)EuropeGermanyBaden-WürttembergStubensandsteinNeotheropodaSaurischiaTheropoda
Neotheropoda
93
92Longosauruslongicollisnomen dubiumWelles1984Triassic (Late)Norian (early)
North America
United StatesNew MexicoChinle Fm.NeotheropodaSaurischiaTheropoda
Neotheropoda
technically not the same as Coelurus longicollis (inadvertent different type material)
94
93Panguraptorlufengensis
You, Azuma, Wang, Wang, and Dong
2014Jurassic (Early)Hettangian
Sinemurian
AsiaChinaYunnanLufeng Fm.NeotheropodaSaurischiaTheropoda
Neotheropoda
95
94Podokesaurusholyokensis
nomen dubium?
Talbot1911Jurassic (Early)Hettangian
Sinemurian
North America
United StatesMassachusettsPortland Fm.NeotheropodaSaurischiaTheropoda
Neotheropoda
96
95Pterospondylustrielbaenomen dubiumJaekel
1913–1914
Triassic (Late)Norian (late)EuropeGermanySaxony-AnhaltTrossingen Fm.NeotheropodaSaurischiaTheropoda
Neotheropoda
97
96Sarcosauruswoodinomen dubiumAndrews1921Jurassic (Early)HettangianEuropeUnited KingdomEnglandLower LiasNeotheropodaSaurischiaTheropoda
Neotheropoda
98
97"Sarcosaurus"andrewsinomen dubiumHuene1932Jurassic (Early)HettangianEuropeUnited KingdomEnglandLower LiasNeotheropodaSaurischiaTheropoda
Neotheropoda
includes Magnosaurus woodwardi Huene 1932 (junior objective synonym)
99
98Tachiraptoradmirabilis
Langer, Rincón, Ramezani, Solórzano, and Rauhut
2014Jurassic (Early)Hettangian
South America
VenezuelaTáchiraLa Quinta Fm.NeotheropodaSaurischiaTheropoda
Neotheropoda
100
99"Tanystropheus"willistoninomen dubiumCope1887Triassic (Late)Norian (early)
North America
United StatesNew MexicoChinle Fm.NeotheropodaSaurischiaTheropoda
Neotheropoda
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