PBDB Taxon

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Corythosaurus intermedius

Osteichthyes - Hadrosauridae

Taxonomy

Stephanosaurus intermedius was named by Parks (1923). Its type specimen is ROM 776, a skull, and it is a 3D body fossil. Its type locality is RTMP Quarry 13, Happy Jack Ferry, which is in a Campanian channel sandstone in the Dinosaur Park Formation of Canada.

It was synonymized subjectively with Corythosaurus casuarius by Dodson (1975), Hopson (1975), Dodson (1983), Weishampel and Horner (1990), Horner et al. (2004), Ryan and Evans (2005), Currie (2005), Lund and Gates (2006), Sullivan et al. (2011); it was recombined as Corythosaurus intermedius by Parks (1923), Abel (1924), Parks (1924), Gilmore (1924), Huene (1927), Hay (1930), Russell (1930), Gilmore (1933), Nopcsa and Heidsieck (1933), Parks (1935), Parks (1935), Sternberg (1935), Wilfarth (1940), Lull and Wright (1942), Kuhn (1964), Russell (1964), Russell (1966), Longrich (2008), Prieto-Marquez (2010), Prieto-Márquez (2010), Evans (2010), Prieto-Márquez (2010), Prieto-Marquez and Salinas (2010), Prieto-Márquez and Wagner (2010), Prieto-Márquez (2011), Prieto-Marquez et al. (2012), Ramírez-Velasco et al. (2012), Farke et al. (2013), Bolotsky et al. (2014), Dalla Vecchia (2014), Dalla Vecchia et al. (2014), Brink et al. (2014), Campione (2014), Gates et al. (2014), Cruzado-Caballero and Powell (2017), Fondevilla et al. (2018).

Synonymy list

Year	Name and author
1923	Corythosaurus intermedius Parks
1923	Stephanosaurus intermedius Parks p. 130
1924	Corythosaurus intermedius Abel p. 714
1924	Corythosaurus intermedius Gilmore p. 34
1924	Corythosaurus intermedius Parks p. 382
1927	Corythosaurus intermedius Huene p. 260
1930	Corythosaurus intermedius Hay p. 218
1930	Corythosaurus intermedius Russell p. 149
1933	Corythosaurus intermedius Gilmore p. 62
1933	Corythosaurus intermedius Nopcsa and Heidsieck p. 222
1935	Corythosaurus intermedius Parks pp. 21, 26-27
1935	Corythosaurus intermedius Sternberg p. 12
1940	Corythosaurus intermedius Wilfarth p. 13
1942	Corythosaurus intermedius Lull and Wright pp. 199-202 figs. 81-82
1964	Corythosaurus intermedius Kuhn p. 18
1964	Corythosaurus intermedius Russell p. 12
1966	Corythosaurus intermedius Russell p. 23
2008	Corythosaurus intermedius Longrich p. 994
2010	Corythosaurus intermedius Evans p. 404
2010	Corythosaurus intermedius Prieto-Marquez p. 846
2010	Corythosaurus intermedius Prieto-Marquez and Salinas p. 835 fig. 20
2010	Corythosaurus intermedius Prieto-Márquez p. 5 fig. 2
2010	Corythosaurus intermedius Prieto-Márquez and Wagner p. 1243 fig. 3
2011	Corythosaurus intermedius Prieto-Márquez p. 64
2012	Corythosaurus intermedius Prieto-Marquez et al. p. 16
2012	Corythosaurus intermedius Ramírez-Velasco et al. p. 392
2013	Corythosaurus intermedius Farke et al. p. 64
2014	Corythosaurus intermedius Bolotsky et al. p. 321
2014	Corythosaurus intermedius Brink et al. p. 246
2014	Corythosaurus intermedius Campione p. 236
2014	Corythosaurus intermedius Dalla Vecchia p. 269
2014	Corythosaurus intermedius Dalla Vecchia et al. p. 299
2014	Corythosaurus intermedius Gates et al. p. 159
2017	Corythosaurus intermedius Cruzado-Caballero and Powell p. 12 fig. 13
2018	Corythosaurus intermedius Fondevilla et al. p. 3

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
class	Osteichthyes
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda
—	Reptiliomorpha
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
—	Sauropsida
class	Reptilia
subclass	Eureptilia	()
—	Romeriida
—	Diapsida	()
—	Archosauromorpha	(Huene 1946)
—	Crocopoda

Rank	Name	Author
—	Archosauriformes	Gauthier 1986
—	Eucrocopoda
—	Archosauria	()
informal	Avemetatarsalia
—	Ornithodira
—	Dinosauromorpha
—	Dinosauriformes
—	Dinosauria	()
—	Ornithischia	()
—	Genasauria
—	Cerapoda
—	Ornithopoda	()
—	Clypeodonta
—	Iguanodontia	()
—	Dryomorpha
—	Styracosterna
—	Hadrosauriformes
—	Hadrosauroidea	()
family	Hadrosauridae
subfamily	Lambeosaurinae
tribe	Corythosaurini
genus	Corythosaurus
species	intermedius	()

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.

†Corythosaurus intermedius Parks 1923

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Diagnosis

No diagnoses are available

Measurements

No measurements are available

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: Marsh 1875, Kiessling 2004, Benton 1983, Peczkis 1995

Age range: Late/Upper Campanian or 83.60000 to 72.20000 Ma

Collections (6 total)

Time interval	Ma	Country or state	Original ID and collection number
Late/Upper Campanian	83.6 - 72.2	Canada (Alberta)	Corythosaurus excavatus (59008) Corythosaurus intermedius (58905 58906 59009 59106) Stephanosaurus intermedius (type locality: 58904)