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Corythosaurus casuarius

Reptilia - Hadrosauridae

Taxonomy
Corythosaurus casuarius was named by Brown (1914). Its type specimen is AMNH 5240, a skeleton, and it is a 3D fossil preserving soft parts. Its type locality is RTMP Quarry 24, mouth of Berry Creek, which is in a Campanian channel siltstone/sandstone in the Dinosaur Park Formation of Canada.

It was synonymized subjectively with Stephanosaurus marginatus by Lambe (1915).

Synonyms
Synonymy list
YearName and author
1914Corythosaurus casuarius Brown p. 560
1916Corythosaurus casuarius Brown p. 710
1917Corythosaurus casuarius Sternberg p. 208
1918Corythosaurus casuarius Sternberg p. 90
1923Corythosaurus casuarius Gilmore p. 46
1923Corythosaurus excavatus Gilmore p. 46 fig. 1
1923Corythosaurus casuarius Parks p. 8
1924Corythosaurus casuarius Abel p. 714
1924Corythosaurus casuarius Gilmore p. 34
1924Corythosaurus excavatus Gilmore p. 34
1927Corythosaurus casuarius Huene p. 260
1930Corythosaurus casuarius Hay p. 218
1930Corythosaurus excavatus Hay p. 218
1930Corythosaurus casuarius Russell p. 149
1930Corythosaurus excavatus Russell p. 149
1931Tetragonosaurus erectofrons Parks pp. 7-9 figs. Pl. 3
1933Corythosaurus casuarius Gilmore p. 62
1933Corythosaurus casuarius Nopcsa and Heidsieck p. 222
1933Corythosaurus excavatus Nopcsa and Heidsieck p. 222
1935Corythosaurus casuarius Parks pp. 21-23
1935Corythosaurus excavatus Parks pp. 21, 26
1935Corythosaurus bicristatus Parks p. 31 figs. 11, Pl. 4-1
1935Corythosaurus brevicristatus Parks p. 40 figs. Pl. 7-2
1935Tetragonosaurus erectofrons Parks p. 193
1935Procheneosaurus cranibrevis Sternberg
1935Corythosaurus excavatus Sternberg p. 4
1935Tetragonosaurus cranibrevis Sternberg pp. 12-15 figs. pl. 4:1
1936Tetragonosaurus erectofrons Nagao p. 216
1940Corythosaurus brevicristatus Wilfarth p. 10
1940Corythosaurus casuarius Wilfarth p. 10
1940Tetragonosaurus cranibrevis Wilfarth p. 10
1942Procheneosaurus erectofrons Lull and Wright
1942Procheneosaurus cranibrevis Lull and Wright p. 184
1942Corythosaurus casuarius Lull and Wright pp. 195-197 figs. 77-78
1942Corythosaurus excavatus Lull and Wright pp. 197-199 figs. 79-80
1942Corythosaurus bicristatus Lull and Wright pp. 202-203 fig. 83
1942Corythosaurus brevicristatus Lull and Wright pp. 204-205 fig. 85
1946Corythosaurus casuarius Russell p. 1
1963Corythosaurus casvarius Anonymous p. 356
1964Corythosaurus bicristatus Kuhn p. 18
1964Corythosaurus casuarius Kuhn p. 18
1964Corythosaurus excavatus Kuhn p. 18
1964Corythosaurus brevicristatus Kuhn p. 19
1964Procheneosaurus cranibrevis Kuhn p. 25
1964Procheneosaurus erectofrons Kuhn p. 25
1964Corythosaurus casuarius Russell p. 12
1964Corythosaurus excavatus Russell p. 12
1964Tetragonosaurus cranibrevis Russell p. 12
1964Tetragonosaurus erectifrons Russell p. 12
1964Corythosaurus casuarius Tatarinov p. 568
1964Corythosaurus excavatus Tatarinov p. 569 fig. 619
1966Corythosaurus casuarius Russell p. 14
1966Corythosaurus excavatus Russell p. 21
1966Tetragonosaurus cranibrevis Russell p. 24
1966Corythosaurus bicristatus Russell p. 30
1970Corythosaurus casuarius Swinton p. 222
1970Corythosaurus excavatus Swinton p. 222
1975Corythosaurus casuarius Dodson p. 51
1975Corythosaurus casuarius Hopson p. 31
1980Corythosaurus camarius Drake p. 195
1981Corythosaurus casuarius McIntosh p. 33
1982Corythosaurus casuarius McGinnis p. 96
1983Corythosaurus casuarius Dodson p. 97
1983Corythosaurus casuarius Weishampel and Weishampel p. 44
1990Corythosaurus casuarius Weishampel and Horner p. 557
1997Corythosaurus casuarius Vickaryous and Ryan p. 490
1998Corythosaurus casuarius Godefroit et al. p. 26
2001Corythosaurus casuarius Eberth et al. p. 58
2003Corythosaurus casuarius Godefroit et al. p. 147
2004Corythosaurus casuarius Horner et al. p. 441
2005Corythosaurus casuarius Currie p. 4
2005Corythosaurus casuarius Ryan and Evans p. 333
2006Corythosaurus casuarius Lund and Gates p. 271
2006Corythosaurus casuarius Prieto-Márquez et al. p. 937
2007Corythosaurus casuarius Evans and Reisz p. 385
2007Corythosaurus casuarius Gates et al. p. 920 fig. 4
2007Corythosaurus casuarius Paul p. 71 fig. 4.1
2008Corythosaurus casuarius Godefroit et al. p. 59
2008Corythosaurus casuarius Longrich p. 994
2010Corythosaurus casuarius Christiansen and Tschopp p. 168
2010Corythosaurus casuarius Evans p. 398
2010Corythosaurus casuarius McDonald et al. p. 33 fig. 39
2010Corythosaurus casuarius McDonald et al. p. 808 fig. 10
2010Corythosaurus casuarius Prieto-Marquez p. 847
2010Corythosaurus casuarius Prieto-Marquez and Salinas p. 835 fig. 20
2010Corythosaurus casuarius Prieto-Márquez p. 5 fig. 2
2010Corythosaurus casuarius Prieto-Márquez and Wagner p. 1243 fig. 3
2011Corythosaurus casuarius Brink et al. p. 70
2011Corythosaurus casuarius Godefroit et al. p. 176
2011Corythosaurus casuarius Prieto-Márquez p. 64
2011Corythosaurus casuarius Sullivan et al. p. 412
2012Corythosaurus casuarius Bell p. 9
2012Corythosaurus casuarius Godefroit et al. p. 532
2012Corythosaurus casuarius Prieto-Marquez et al. p. 21
2012Corythosaurus casuarius Ramírez-Velasco et al. p. 392
2012Corythosaurus excavatus Saveliev et al. p. 80
2012Procheneosaurus cranibrevis Saveliev et al. p. 80
2013Corythosaurus casuarius Cruzado-Caballero et al.
2013Corythosaurus casuarius Farke et al. p. 39
2013Corythosaurus casuarius Prieto-Marquez
2013Corythosaurus casuarius Zheng et al.
2014Corythosaurus casuarius Bell p. 580
2014Corythosaurus casuarius Bolotsky et al. p. 321
2014Corythosaurus casuarius Brink et al. p. 246
2014Corythosaurus casuarius Dalla Vecchia p. 269
2014Corythosaurus casuarius Dalla Vecchia et al. p. 299
2014Corythosaurus casuarius Evans et al. p. 206
2015Corythosaurus casuarius Chiba et al. p. 655
2015Corythosaurus casuarius Cuesta et al. p. 53
2015Corythosaurus casuarius Ohashi et al. p. 4
2017Corythosaurus casuarius Cruzado-Caballero and Powell p. 7
2018Corythosaurus casuarius Fondevilla et al. p. 9
2019Corythosaurus casuarius Takasaki et al. p. 5
2020Corythosaurus casuarius Dalla Vecchia p. 612
2021Corythosaurus casuarius Gates et al. p. 17
2021Corythosaurus casuarius Holland et al. p. 11
2021Corythosaurus casuarius Kobayashi et al. p. 5

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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
—Diapsida()
—Archosauromorpha(Huene 1946)
—Crocopoda
RankNameAuthor
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
—Ornithischia()
—Genasauria
—Cerapoda
—Ornithopoda()
—Clypeodonta
—Iguanodontia()
—Dryomorpha
—Styracosterna
—Hadrosauriformes
—Hadrosauroidea()
familyHadrosauridae
subfamilyLambeosaurinae
tribeCorythosauriniGlut 1997
genusCorythosaurus
speciescasuarius

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.

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Invalid names: Corythosaurus bicristatus Parks 1935 [synonym], Corythosaurus brevicristatus Parks 1935 [synonym], Corythosaurus excavatus Gilmore 1923 [synonym], Tetragonosaurus cranibrevis Sternberg 1935 [synonym], Tetragonosaurus erectofrons Parks 1931 [synonym]
Diagnosis
ReferenceDiagnosis
B. Brown 1916Skull comparatively short with a high helmet-like crest formed by nasals, prefrontals and frontals. Nasals not separated in front by premaxillaries. Beak narrow, expanded part in front of nares elongate. Narial opening small. Vertebral formula C. 15, D.19, S. 8, Cls. 61+. Dorsal spines of medium height. Anterior caudal spines high. Chevrons long. Scapula long, blade of medium width. Radius considerably longer than humerus. Metacarpals comparatively short. Ilium decurved anteriorly. Ischium long with foot-like terminal expansion. Pubis with anterior blade short and broadly expanded at end. Femur longer than tibia. Phalanges of pes short. Integument over sides and tail composed of polygonal tuberculate scales without pattern but graded in size in different parts of the body; belly with longitudinal rows of large conical limpet-like scales separated by uniformly large polygonal tubercles.
Measurements
partNmean
femur diameter1130.0
skull height1708.0

Composition: hydroxyapatiteo
Entire body: yesg
Adult length: 10 to < 100o
Adult width: 1.0 to < 10o
Adult height: 1.0 to < 10o
Architecture: compact or denseo
Ontogeny: accretion, modification of partso
Grouping: gregariouso
Environment: terrestrialo
Locomotion: actively mobileo
Life habit: ground dwellingo
Diet: herbivoresubo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2005-08-25 05:53:18
Modified: 2005-08-25 07:53:18
Source: g = genus, subo = suborder, o = order
References: Peczkis 1995, Benton 1983, Marsh 1875

Age range: base of the Middle Campanian to the top of the Campanian or 83.60000 to 72.20000 Ma

Collections (17 total)


Time interval Ma Country or state Original ID and collection number
Campanian83.6 - 72.2Canada (Alberta) Corythosaurus casuarius (150978) Corythosaurus excavatus (62721)
Late/Upper Campanian83.6 - 72.2Canada (Alberta) Corythosaurus bicristatus (46317) Corythosaurus brevicristatus (46319) Corythosaurus casuarius (58943 59017 59048 59050 59052) Corythosaurus sp. (59120 59144) Hadrosaurinae indet. (59221) Tetragonosaurus cranibrevis (59007) Tetragonosaurus erectofrons (46359) Tetragonosaurus sp. (58903) Trachodontidae indet. (type locality: 52472)
Middle Campanian - Late/Upper Campanian83.6 - 72.2USA (Montana) Procheneosaurus erectofrons (142499)