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Parasaurolophus walkeri

Reptilia - Hadrosauridae

Taxonomy
Parasaurolophus walkeri was named by Parks (1922). Its type specimen is ROM 768, a partial skeleton, and it is a 3D body fossil. Its type locality is RTMP Quarry 12, middle branch, Sand Creek (125 ft level) [ROM], which is in a Campanian channel lag sandstone in the Dinosaur Park Formation of Canada.

Synonymy list
YearName and author
1922Parasaurolophus walkeri Parks
1924Parasaurolophus walkeri Abel p. 712
1924Parasaurolophus walkeri Parks p. 382
1927Parasaurolophus walkeri Huene p. 261
1930Parasaurolophus walkeri Hay p. 219
1930Parasaurolophus walkeri Moodie p. 435
1930Parasaurolophus walkeri Russell p. 149
1933Parasaurolophus walkeri Gilmore p. 62
1935Parasaurolophus walkeri Parks p. 193
1942Parasaurolophus walkeri Lull and Wright pp. 210-212 fig. 89
1942Parasaurolophus walkeri Wiman p. 244
1946Parasaurolophus walkeri Russell p. 1
1964Parasaurolophus walkeri Kuhn p. 25
1964Parasaurolophus osborni Russell p. 12
1964Parasaurolophus walkeri Tatarinov p. 569
1966Parasaurolophus walkeri Russell p. 28
1970Parasaurolophus walkeri Swinton p. 225
1975Parasaurolophus walkeri Dodson p. 51
1983Parasaurolophus walkeri Weishampel and Weishampel p. 44
1990Parasaurolophus walkeri Weishampel and Horner p. 557
1991Parasaurolophus walkeri Molnar p. 169
1992Parasaurolophus walkeri Hunt and Lucas p. 228
1997Parasaurolophus walkeri Sues p. 645
1998Parasaurolophus walkeri Godefroit et al. p. 19
1999Parasaurolophus walkeri Sullivan and Williamson p. 6
2001Parasaurolophus walkeri Eberth et al. p. 58
2002Parasaurolophus walkeri Buchholz p. 21
2004Parasaurolophus walkeri Horner et al. p. 442
2005Parasaurolophus walkeri Currie p. 6
2005Parasaurolophus walkeri Ryan and Evans p. 335
2005Parasaurolophus walkeri Sullivan et al. p. 399
2006Parasaurolophus walkeri Lund and Gates p. 274
2007Parasaurolophus walkeri Evans and Reisz p. 385
2007Parasaurolophus walkeri Gates et al. p. 921
2008Parasaurolophus walkeri Butler et al. p. 8
2008Parasaurolophus walkeri Longrich p. 994
2009Parasaurolophus walkeri Evans et al. p. 1316
2010Parasaurolophus walkeri Evans p. 404
2010Parasaurolophus walkeri Prieto-Marquez and Salinas p. 835 fig. 20
2010Parasaurolophus walkeri Prieto-Márquez p. 5 fig. 2
2010Parasaurolophus walkeri Prieto-Márquez and Wagner p. 1243 fig. 3
2011Parasaurolophus walkeri Eberth and Evans p. 29
2011Parasaurolophus walkeri Prieto-Márquez p. 64
2011Parasaurolophus walkeri Sullivan et al. p. 406
2011Parasaurolophus walkeri Sullivan et al. p. 472
2012Parasaurolophus walkeri Bell p. 9
2012Parasaurolophus walkeri Godefroit et al. p. 532
2012Parasaurolophus walkeri Prieto-Marquez et al. p. 7
2012Parasaurolophus walkeri Prieto-Márquez p. 524
2012Parasaurolophus walkeri Ramírez-Velasco et al. p. 392
2013Parasaurolophus walkeri Cruzado-Caballero et al.
2013Parasaurolophus walkeri Farke et al. p. 19
2013Parasaurolophus walkeri Prieto-Marquez
2014Parasaurolophus walkeri Bell p. 584
2014Parasaurolophus walkeri Bolotsky et al. p. 322
2014Parasaurolophus walkeri Campione p. 208
2014Parasaurolophus walkeri Gates et al. p. 159
2015Parasaurolophus walkeri Tan et al. p. 245
2017Parasaurolophus walkeri Cruzado-Caballero and Powell p. 12 fig. 13
2018Parasaurolophus walkeri Fondevilla et al. p. 9
2018Parasaurolophus walkeri Gates et al. p. 36
2019Parasaurolophus walkeri Cruzado-Caballero et al. p. 213
2021Parasaurolophus walkeri Gates et al. p. 2

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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
tribeParasaurolophiniGlut 1997
genusParasaurolophus
specieswalkeri

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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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 05:52:29
Modified: 2005-08-25 07:52:29
Source: g = genus, subo = suborder, o = order
References: Benton 1983, Marsh 1875, Peczkis 1995

Age range: Late/Upper Campanian or 83.50000 to 70.60000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Campanian83.5 - 70.6Canada (Alberta) Corythosaurus sp. (59019) Parasaurolophus walkeri (type locality: 46333)