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Lophorhothon atopus

Reptilia - Hadrosauridae

Taxonomy
Lophorhothon atopus was named by Langston (1960). Its type specimen is FMNH P27383, a partial skeleton (much of the skull, partial predentary, 44 vertebrae, ribs, chevrons, partial hands, ischia, legs, and feet, and a femur), and it is a 3D body fossil. Its type locality is Site 9, Moore Brothers' Farm, which is in a Campanian marine marl in the Mooreville Chalk Formation of Alabama. It is the type species of Lophorhothon.

Synonymy list
YearName and author
1960Lophorhothon atopus Langston p. 321 figs. 146-158
1964Lophorhothon atopus Kuhn p. 22
1964Lophorhothon atopus Tatarinov p. 561
1979Lophorhothon atopus Baird and Horner p. 17
1981Lophorhothon atopus Thurmond and Jones p. 145–146
1983Lophorhothon atopus Weishampel and Weishampel p. 44
1990Lophorhothon atopus Weishampel and Horner p. 557
2004Lophorhothon atopus Godefroit et al. p. 147
2004Lophorhothon atopus Horner et al. p. 440
2004Lophorhothon atopus Kiernan and Schwimmer p. 91
2006Lophorhothon atopus Lund and Gates p. 273
2008Lophorhothon atopus Godefroit et al. p. 66
2010Lophorhothon atopus McDonald et al. p. 33 fig. 39
2010Lophorhothon atopus Prieto-Marquez and Salinas p. 829
2010Lophorhothon atopus Prieto-Márquez p. 1
2010Lophorhothon atopus Prieto-Márquez and Wagner p. 1243 fig. 3
2011Lophorhothon atopus Gates et al. p. 801
2011Lophorhothon atopus Prieto-Márquez p. 63
2012Lophorhothon atopus Godefroit et al. p. 16
2012Lophorhothon atopus Prieto-Márquez p. 524
2012Lophorhothon atopus Ramírez-Velasco et al. p. 380
2013Lophorhothon atopus Ikejiri et al. p. 47
2013Lophorhothon atopus Zheng et al.
2014Lophorhothon atopus Tsogtbaatar et al. p. 126
2015Lophorhothon atopus Ohashi et al. p. 4
2016Lophorhothon atopus Prieto-Márquez et al. p. 1
2017Lophorhothon atopus Cruzado-Caballero and Powell p. 12 fig. 13

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
Eosuchia()
Neodiapsida
SauriaGauthier 1984
RankNameAuthor
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Ornithischia()
Neornithischia()
Ornithopoda()
Iguanodontia()
Dryomorpha
Ankylopollexia
Styracosterna
Hadrosauriformes
Hadrosauroidea()
familyHadrosauridae
subfamilyHadrosaurinaeLambe 1918
tribeSaurolophini
genusLophorhothon
speciesatopus

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.

Diagnosis
ReferenceDiagnosis
W. Langston 1960Same as for genus.
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 05:54:38
Modified: 2005-08-25 07:54:38
Source: g = genus, subo = suborder, o = order
References: Marsh 1875, Benton 1983, Peczkis 1995

Age range: Early/Lower Campanian or 83.50000 to 70.60000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Early/Lower Campanian83.5 - 70.6USA (Alabama) Hadrosauridae indet. (type locality: 52053)