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Abelisaurus comahuensis

Reptilia - Abelisauridae

Taxonomy
Abelisaurus comahuensis was named by Bonaparte (1984) [Nomen nudum in this paper; ascribed to "Bonaparte and Novas."]. Its type specimen is MC 11098, a skull, and it is a 3D body fossil. Its type locality is Cantera de la Pala Mécanica (MPCA), which is in a Campanian/Campanian terrestrial sandstone in the Anacleto Formation of Argentina.

Synonymy list
YearName and author
1984Abelisaurus comahuensis Bonaparte p. 138
1985Abelisaurus comahuensis Bonaparte and Novas
1986Abelisaurus comahuensis Bonaparte p. 74
1988Abelisaurus comahuensis Paul p. 284
1990Abelisaurus comahuensis Bonaparte et al. p. 38
1991Abelisaurus comahuensis Bonaparte p. 4
1991Abelisaurus comahuensis Molnar p. 165
1992Abelisaurus comahuensis Buffetaut p. 135
1995Abelisaurus comahuensis Frey and Martill p. 408
1996Abelisaurus comahuensis Bonaparte p. 87
1996Abelisaurus comahuensis Chatterjee and Rudra p. 517
1996Abelisaurus comahuensis Salgado p. 364
1996Abelisaurus comahuensis Sampson et al. p. 604
1997Abelisaurus comahuensis Novas p. 1
1999Abelisaurus comahuensis Prasad and Sahni p. 382
2002Abelisaurus comahuensis Lamanna et al. p. 58
2003Abelisaurus comahuensis Rauhut p. 33
2004Abelisaurus comahuensis Martínez et al. p. 577
2004Abelisaurus comahuensis Novas et al. p. 68
2004Abelisaurus comahuensis Tykoski and Rowe p. 49
2005Abelisaurus comahuensis Candeiro and Martinelli p. 9
2006Abelisaurus comahuensis Candeiro et al. p. 935
2006Abelisaurus comahuensis Coria et al. p. 1288
2007Abelisaurus comahuensis Juárez Valieri et al. p. 62
2007Abelisaurus comahuensis Malkani
2007Abelisaurus comahuensis Sampson and Witmer p. 33
2008Abelisaurus comahuensis Carrano and Sampson pp. 190-191
2010Abelisaurus comahuensis Paulina Carabajal and Canale p. 253
2011Abelisaurus comahuensis Juárez Valieri et al. p. 163
2011Abelisaurus comahuensis Paulina Carabajal p. 793
2012Abelisaurus comahuensis Candeiro and Harris p. 76
2012Abelisaurus comahuensis Paulina Carabajal and Currie p. 88
2013Abelisaurus comahuensis Fernandes de Azevedo et al. p. 135
2013Abelisaurus comahuensis Furtado et al. p. 110
2013Abelisaurus comahuensis Novas et al. p. 176
2014Abelisaurus comahuensis Dalman p. 174
2014Abelisaurus comahuensis Hendrickx and Mateus p. 19
2016Abelisaurus comahuensis Canale et al. p. 18
2016Abelisaurus comahuensis Filippi et al. p. 210
2016Abelisaurus comahuensis Ratsinbaholison et al. p. 281
2018Abelisaurus comahuensis Delcourt and Grillo p. 516
2021Abelisaurus comahuensis Aranciaga Rolando 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
RankNameAuthor
—Diapsida()
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
—Theropoda()
—Neotheropoda
—AverostraPaul 2002
suborderCeratosauria()
familyAbelisauridae
—Brachyrostra
—Furileusauria
subfamilyAbelisaurinae
genusAbelisaurus
speciescomahuensis

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.

†Abelisaurus comahuensis Bonaparte 1984
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Diagnosis
ReferenceDiagnosis
M. T. Carrano and S. D. Sampson 2008Abelisaurid with: (1) a prominent ventral quadratojugal flange that overlaps the quadrate posteriorly and (2) a tall dorsal bump on the lateral edge of the skull roof formed from the postorbital, squamosal and parietal (new diagnosis).
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: solitaryo
Environment: terrestrialo
Locomotion: actively mobileo
Life habit: ground dwellingo
Diet: carnivoreo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2004-12-14 12:50:08
Modified: 2004-12-14 14:50:08
Source: o = order
Reference: Marsh 1875

Age range: base of the Early/Lower Campanian to the top of the Middle Campanian or 83.50000 to 70.60000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Early/Lower Campanian - Middle Campanian83.5 - 70.6Argentina (Río Negro) Abelisaurus comahuensis (type locality: 32339)