Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Avaceratops lammersi

Reptilia - Ceratopsidae

Taxonomy
Avaceratops lammersi was named by Dodson (1986). Its type specimen is ANSP 15800, a partial skeleton, and it is a 3D body fossil. Its type locality is Careless Creek Quarry (CCQ), which is in a Campanian channel sandstone in the Judith River Formation of Montana. It is the type species of Avaceratops.

It was corrected as Avaceratops lammersorum by Olshevsky (1991) and Olshevsky (2000).

Synonymy list
YearName and author
1986Avaceratops lammersi Dodson p. 306
1988Avaceratops lammersi Horner p. 314
1990Avaceratops lammersi Dodson pp. 239-241
1990Avaceratops lammersi Dodson and Currie p. 611
1991Avaceratops lammersorum Olshevsky p. 22
1993Avaceratops lammersi Penkalski p. 52A
1999Avaceratops lammersi Penkalski and Dodson
2000Avaceratops lammersorum Olshevsky p. 63
2001Avaceratops lammersi Horner et al. p. 10
2004Avaceratops lammersi Dodson et al. p. 495
2004Avaceratops lammersi Horner et al. p. 461
2009Avaceratops lammersi Butler and Sullivan p. 31
2010Avaceratops lammersi Longrich p. 692 fig. 10
2010Avaceratops lammersi McDonald and Horner p. 159
2011Avaceratops lammersi Farke et al. p. 691
2011Avaceratops lammersi McDonald p. 1
2013Avaceratops lammersi Longrich p. 52
2016Avaceratops lamersi Lund et al. p. 16
2016Avaceratops lammersi Mallon et al. p. 33
2017Avaceratops lammersi Ryan et al. pp. 2, 10

Is something missing? Join the Paleobiology Database and enter the data

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)
RankNameAuthor
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Ornithischia()
Genasauria
Cerapoda
Marginocephalia
Ceratopsia()
infraorderNeoceratopsia
Coronosauria
superfamilyCeratopsoidea
familyCeratopsidae
subfamilyCentrosaurinae
Nasutoceratopsini
genusAvaceratops
specieslammersi

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.

Avaceratops lammersi Dodson 1986
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatiteo
Entire body: yeso
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: terrestrialsubo
Locomotion: actively mobileo
Life habit: ground dwellingsubo
Diet: herbivoresubo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2005-09-15 11:08:09
Modified: 2005-09-15 13:08:09
Source: subo = suborder, o = order
References: Marsh 1875, Norman and Weishampel 1991

Age range: Middle Campanian or 83.50000 to 70.60000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Middle Campanian83.5 - 70.6USA (Montana) Ceratopsidae indet. (type locality: 14437)