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Pitekunsaurus macayai

Reptilia

Taxonomy
Pitekunsaurus macayai was named by Filippi and Garrido (2008). Its type specimen is MAU-Pv-AG-446, a partial skeleton, and it is a 3D body fossil. Its type locality is Cañadón de Aguada Grande, which is in a Campanian/Campanian wet floodplain mudstone in the Anacleto Formation of Argentina.

Synonymy list
YearName and author
2008Pitekunsaurus macayai Filippi and Garrido pp. 579-580 figs. 3-8
2011Pitekunsaurus macayai Díez Díaz et al. p. 522
2012Pitekunsaurus macayai Candeiro and Harris p. 74
2012Pitekunsaurus macayai Díez Díaz et al. p. 265
2012Pitekunsaurus macayai Mannion and Otero p. 634
2014Pitekunsaurus macayai González Riga and Ortiz David p. 7
2015Pitekunsaurus macayai Filippi p. 23
2015Pitekunsaurus macayai de Jesus Faria et al. p. 157
2017Pitekunsaurus macayai Gorscak et al. p. 9
2022Pitekunsaurus macayai Navarro et al. p. 326
2022Pitekunsaurus macayai Tomaselli et al. p. 14

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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()
RankNameAuthor
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
—Saurischia()
—Sauropoda()
—Gravisauria
—Eusauropoda
—Neosauropoda
—Macronaria
—Titanosauriformes
—Titanosauria
—Colossosauria
—Rinconsauria
genusPitekunsaurus
speciesmacayai

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.

†Pitekunsaurus macayai Filippi and Garrido 2008
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Diagnosis
ReferenceDiagnosis
L. S. Filippi and A. C. Garrido 2008This genus is characterized by the following autapomorphies: (1) basipterygoid processes broadly separated and parallely projected, (2) presence of small depressions or longitudinal grooves in the spinal sector of spinopostzygapophyseal lamina in anterior cervical vertebrae, (3) centropostzygapophyseal lamina forked proximally in anterior dorsal vertebrae, and (4) potserior centrodiapophyseal lamina with accessory lamina in anterior dorsal vertebrae.
Measurements
No measurements are available
Composition: hydroxyapatiteinfrao
Entire body: yesinfrao
Adult length: 10 to < 100infrao
Adult width: 10 to < 100infrao
Adult height: 10 to < 100infrao
Thickness: thickinfrao
Architecture: compact or denseinfrao
Form: sphericalinfrao
Ontogeny: accretion, modification of partsinfrao
Grouping: gregariousinfrao
Environment: terrestrialinfrao
Locomotion: actively mobileinfrao
Life habit: ground dwellinginfrao
Diet: herbivoreinfrao
Reproduction: oviparousinfrao
Dispersal: direct/internalinfrao
Dispersal 2: mobileinfrao
Created: 2004-12-14 12:49:10
Modified: 2004-12-14 14:49:10
Source: infrao = infraorder
Reference: Marsh 1875

Age range: base of the Early/Lower Campanian to the top of the Middle Campanian or 83.60000 to 72.20000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Early/Lower Campanian - Middle Campanian83.6 - 72.2Argentina (Neuquén) Pitekunsaurus macayai (type locality: 86439)