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Brachylophosaurus

Reptilia - Hadrosauridae

Synonymy list
YearName and author
1953Brachylophosaurus Sternberg p. 1
1954Brachylophosaurus Sternberg p. 383
1964Brachylophosaurus Kuhn p. 15
1964Brachylophosaurus Tatarinov p. 565
1966Brachylophosaurus Kuhn p. 103
1966Brachylophosaurus Romer p. 370
1974Brachylophosaurus Thulborn p. 173
1975Brachylophosaurus Hopson p. 25 fig. 3
1979Brachylophosaurus Brett-Surman p. 561 fig. 1
1980Brachylophosaurus Molnar p. 138
1983Brachylophosaurus Dodson p. 94
1983Brachylophosaurus Weishampel and Weishampel p. 44
1984Brachylophosaurus Maryanska and Osmólska p. 131
1984Brachylophosaurus Russell p. 25
1986Brachylophosaurus Clemens p. 80
1988Brachylophosaurus Carroll
1988Brachylophosaurus Horner p. 315
1990Brachylophosaurus Chapman and Brett-Surman p. 177
1990Brachylophosaurus Weishampel and Horner p. 556
1992Brachylophosaurus Horner p. 119
1997Brachylophosaurus Forster p. 294
1998Brachylophosaurus Godefroit et al. p. 51
2001Brachylophosaurus Eberth et al. p. 57
2003Brachylophosaurus You et al. p. 152 fig. 3
2004Brachylophosaurus Godefroit et al. p. 148 fig. 6
2004Brachylophosaurus Horner et al. p. 439
2005Brachylophosaurus Prieto-Márquez pp. 144-145 fig. 10
2005Brachylophosaurus Ryan and Evans p. 332
2006Brachylophosaurus Kirkland et al. p. 311 fig. 13
2006Brachylophosaurus Prieto-Márquez et al. p. 938
2008Brachylophosaurus Godefroit et al. p. 67 fig. 18
2009Brachylophosaurus Guenther p. 1440
2009Brachylophosaurus Pereda-Suberbiola et al. p. 568 fig. 6
2010Brachylophosaurus Cruzado-Caballero et al. p. 1510 fig. 4
2010Brachylophosaurus Prieto-Marquez and Salinas p. 835 fig. 20
2010Brachylophosaurus Prieto-Márquez p. 5 fig. 2
2010Brachylophosaurus Prieto-Márquez and Wagner p. 1241
2011Brachylophosaurus Gates et al. p. 798
2012Brachylophosaurus Ramírez-Velasco et al. p. 392
2013Brachylophosaurus Prieto-Marquez
2014Brachylophosaurus Bell p. 573
2015Brachylophosaurus Tan et al. p. 254
2016Brachylophosaurus Lehman et al. p. 346
2017Brachylophosaurus Cruzado-Caballero and Powell p. 12 fig. 13
2020Brachylophosaurus Dalla Vecchia p. 611

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Life
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)
RankNameAuthor
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Ornithischia()
Genasauria
Cerapoda
Ornithopoda()
Clypeodonta
Iguanodontia()
Dryomorpha
Styracosterna
Hadrosauriformes
Hadrosauroidea()
familyHadrosauridae
subfamilyHadrosaurinaeLambe 1918
Brachylophosaurini
genusBrachylophosaurus

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.

G. †Brachylophosaurus Sternberg 1953
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Brachylophosaurus canadensis Sternberg 1953
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Invalid names: Brachylophosaurus goodwini Horner 1988 [synonym]
Diagnosis
ReferenceDiagnosis
C. M. Sternberg 1953Generic and Specific Characters. Skull (side view) high in front, subrectangular, medium breadth; premaxillae high; beak subrectangular in outline, down-turned in front, not reflected; nasal orifice oval, relatively high, no depressed area for nasal organ; nasal parallel to tooth row, extending back over the frontals to form a Saurolophus-like crest overhanging the parietals; frontals short, mid-portion covered by nasals but outer tip forming part of orbital rim; occipital region narrow, slightly overhanging occipital condyle; paroccipital process of exoccipital heavy and long; maxilla relatively high in front with long anterior maxillary process fitting in groove in premiaxilla; lachrymal large, triangular, with tip extending far forward; jugal slender, posterior part narrow and strongly upturned; orbit high; lateral temporal fossa about three times as high as wide; quadrate moderately long and slightly curved; prevomer subtriangular, much longer than high, very thin; dentary moderately high, edentulous portion equal to about half the length of the tooth magazine, upper edge carries forward at about same level as triturating surface then turns down
very sharply; enamel face of dentary teeth about three times as high as broad, lingual-buccal diameter greater than fore-and-aft breadth; vertical rows of teeth inore numerous in the maxilla (about 49) than in the dentary (about 39) ; skeleton massive; cervical vertebrae low and broad; anterior dorsals with neural spines of moderate height but great fore-and-aft diameter; forearm very long.
J. R. Horner 1988Hadrosaurid with a posteriorly directed, low solid nasal crest; nasal depression not extended to crest; lightly constructed jugal with large ventrally projecting boss; anteroposteriorly short supraoccipital-exoccipital roof posterior to the foramen magnum.