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Prosaurolophus maximus

Reptilia - Hadrosauridae

Taxonomy
Prosaurolophus maximus was named by Brown (1916). Its type specimen is AMNH 5386, a skull, and it is a 3D body fossil. Its type locality is north fork, Sand Creek (250 ft level) [AMNH], which is in a Campanian terrestrial horizon in the Dinosaur Park Formation of Canada.

Synonyms
Synonymy list
YearName and author
1916Prosaurolophus maximus Brown p. 701
1924Prosaurolophus maximus Gilmore p. 34
1924Prosaurolophus maximus Parks p. 26
1927Prosaurolophus maximus Huene p. 260
1930Prosaurolophus maximus Hay p. 217
1930Prosaurolophus maximus Russell p. 149
1933Prosaurolophus maximus Gilmore p. 62
1935Prosaurolophus maximus Parks p. 193
1942Prosaurolophus maximus Lull and Wright pp. 172-173 figs. 63-64
1953Prosaurolophus maximus Sternberg p. 10
1964Prosaurolophus maximus Kuhn p. 26
1964Prosaurolophus maximus Russell p. 12
1964Prosaurolophus maximus Tatarinov p. 565
1966Prosaurolophus maximus Russell p. 15
1980Prosaurolophus maximus Drake p. 195
1983Prosaurolophus maximus Weishampel and Weishampel p. 44
1988Prosaurolophus maximus Horner p. 317
1990Prosaurolophus maximus Weishampel and Horner p. 556
1992Prosaurolophus blackfeetensis Horner p. 12
1993Prosaurolophus blackfeetensis Hunt and Lucas p. 80
1997Prosaurolophus maximus Forster p. 294 fig. 1
1998Prosaurolophus maximus Godefroit et al. p. 26
2001Prosaurolophus maximus Eberth et al. p. 58
2001Prosaurolophus blackfeetensis Horner et al. p. 9
2001Prosaurolophus blackfeetensis Trexler p. 303
2004Prosaurolophus blackfeetensis Horner et al. p. 440
2004Prosaurolophus maximus Horner et al. p. 440
2005Prosaurolophus maximus Currie p. 6
2005Prosaurolophus maximus Ryan and Evans p. 338
2006Prosaurolophus maximus Kirkland et al. p. 311 fig. 13
2006Prosaurolophus blackfeetensis Lund and Gates p. 274
2006Prosaurolophus maximus Lund and Gates p. 274
2006Prosaurolophus maximus Prieto-Márquez et al. p. 937
2007Prosaurolophus blackfeetensis Gates and Sampson p. 356
2007Prosaurolophus maximus Gates et al. p. 928 fig. 11
2008Prosaurolophus maximus Longrich p. 994
2009Prosaurolophus blackfeetensis Wagner and Lehman p. 606
2010Prosaurolophus maximus Prieto-Marquez p. 841
2010Prosaurolophus maximus Prieto-Marquez and Salinas p. 819
2010Prosaurolophus maximus Prieto-Márquez p. 5 fig. 2
2010Prosaurolophus maximus Prieto-Márquez and Norell p. 12
2010Prosaurolophus maximus Prieto-Márquez and Wagner p. 1243 fig. 3
2011Prosaurolophus blackfeetensis Bell p. 712
2011Prosaurolophus maximus Eberth and Evans p. 18
2011Prosaurolophus blackfeetensis Gates et al. p. 804
2011Prosaurolophus maximus Prieto-Márquez p. 63
2012Prosaurolophus maximus Godefroit et al. p. 18 fig. 19
2012Prosaurolophus maximus Prieto-Márquez p. 518
2012Prosaurolophus maximus Ramírez-Velasco et al. p. 392
2013Prosaurolophus maximus Campione et al. p. 66
2013Prosaurolophus maximus Prieto-Marquez
2014Prosaurolophus maximus Bell et al. p. 177
2014Prosaurolophus maximus Evans et al. p. 201
2014Prosaurolophus maximus Gates et al. p. 160
2014Prosaurolophus maximus Prieto-Márquez and Wagner p. 596
2014Prosaurolophus maximus Tsogtbaatar et al. p. 115
2014Prosaurolophus maximus Xing et al. p. 1822
2015Prosaurolophus blackfeetensis Evans et al. p. 643
2016Prosaurolophus blackfeetensis Lehman et al. p. 350
2016Prosaurolophus maximus Lehman et al. p. 350
2016Prosaurolophus maximus Prieto-Márquez et al. p. 5
2016Prosaurolophus maximus Prieto-Márquez and Gutarra p. 137
2017Prosaurolophus maximus Bertozzo et al. p. 39
2017Prosaurolophus maximus Cruzado-Caballero and Powell p. 6
2018Prosaurolophus maximus Fondevilla et al. p. 18
2018Prosaurolophus maximus Gates et al. p. 5
2019Prosaurolophus maximus Drysdale et al. p. 2
2019Prosaurolophus maximus Takasaki et al. p. 2
2020Prosaurolophus maximus Dalla Vecchia p. 613
2021Prosaurolophus maximus Holland et al. p. 15
2021Prosaurolophus maximus Kobayashi et al. p. 6

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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
subfamilyHadrosaurinaeLambe 1918
tribeSaurolophini
genusProsaurolophus
speciesmaximus

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.

†Prosaurolophus maximus Brown 1916
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Invalid names: Prosaurolophus blackfeetensis Horner 1992 [synonym]
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 05:55:07
Modified: 2005-08-25 07:55:07
Source: g = genus, subo = suborder, o = order
References: Benton 1983, Marsh 1875, Peczkis 1995

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

Collections (13 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Campanian83.6 - 72.2USA (Montana) Lambeosaurus sp. (22652) Prosaurolophus blackfeetensis (22689 22692)
Late/Upper Campanian83.6 - 72.2Canada (Alberta) Brachylophosaurus sp. (162138) Prosaurolophus maximus (58759 59049 59051 type locality: 64632 77259 204697 206775) Trachodontidae indet. (59021)
Late/Upper Campanian - Early/Lower Maastrichtian83.6 - 66.0Canada (Alberta) Prosaurolophus sp. (162137)