Genre
Valide Éteint

Bajadasaurus

Gallina et al. 2019

Bajadasaurus est un genre de dinosaures sauropodes, de la famille des Dicraeosauridés. Ce genre est resté monotypique et la seule espèce fossile connue Bajadasaurus pronuspinax.

Plage temporelle
Trias
Jurassique
Crétacé
Paléogène
Néogène
252 201 145 66 0 Ma
Occurrences PBDB
1
Groupe
Dinosaures
Herbivore Vivant au sol, grégaire Terrestre
Bajadasaurus
cliquer pour agrandir
Skeletal elements of Bajadasaurus pronuspinax gen. et sp. nov (MMCh-PV 75). (A–C) Skull roof and braincase in posterior (A), left lateral (B) and right lateral (C) views. (D,E) Left lower jaw in dorsal (D) and medial (E) views. F, Dentaries in anterior view. (G) Pterygoids in ventral view. (H) Left maxilla in medial view. (I) Left lacrimal in lateral view. (J) Left quadratojugal in lateral view. (K,L) Right quadrate in medial (K) and posterior (L) views. (M) Proatlases in dorsal view. (N) Atlantal neurapophyses in anterior view. (O,P), Axis in left lateral (O) and anterior (P) views. (Q,R) Fifth cervical vertebra in left lateral (Q) and anterior (R) views. an, angular; ar, articular; bo, basioccipital; bt, basal tubera; btp, basipterygoid process; ch, ‘chin’ of dentary; cn, cranial nerve; d, dentary; di, diapophysis; f, frontal; fm, foramen magnum; fo, fenestra ovalis; ls, laterosphenoid; met, metotic foramen; mp, medial process; nc, neural canal; ns, neural spine; os, orbitosphenoid; p, parietal; pfo, pneumatic fossa; po, postorbital; pocdf, postzygapophyseal centrodiapophyseal fossa; podl, postzygodiapophyseal lamina; popr, paraoccipital process; poz, postzygapophysis; pra, prearticular; pre, prezygapophysis; prsl, prespinal lamina; ptf, postemporal fenestra; qf, quadrate fossa; rm, replacement maxillary tooth; sa, surangular; sp, splenial; sq, squamosal; stf, supratemporal fenestra; vk, ventral keel; vp, ventral process. © Pablo A. Gallina, Sebastián Apesteguía, Juan I. Canale & Alejandro Haluza · CC BY 4.0 · Wikimedia

Légende en anglais — traduction française non disponible.

PBDB ↗ Wikipedia ↗
Classification
Dinosauria Clade non classé
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Saurischia Clade non classé
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Sauropodomorpha Clade non classé
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Massopoda Clade non classé
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Sauropodiformes Clade non classé
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Sauropoda Clade non classé
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Gravisauria Clade non classé
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Eusauropoda Clade non classé
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Neosauropoda Clade non classé
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Diplodocoidea Clade non classé
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Diplodocimorpha Clade non classé
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Flagellicaudata Clade non classé
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Dicraeosauridae Clade non classé
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Dicraeosaurinae Clade non classé
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Bajadasaurus Genre
Sites de découverte 1 sites géolocalisés
Répartition
Principaux pays
🇦🇷 Argentine
1
Formations géologiques
Bajada Colorada
1
Distribution temporelle
Valanginien (137.05–132.6 Ma)
1
Espèces (1)
Bajadasaurus pronuspinax 139 Ma
Images 1
Bibliographie
Description originale
P. A. Gallina, S. Apesteguía, and J. I. Canale, A. Haluza. 2019. A new long-spined dinosaur from Patagonia sheds light on sauropod defense system. Scientific Reports 9:1392:1-10 DOI ↗
Bibliographie (1)
P. A. Gallina, S. Apesteguía, and J. I. Canale, A. Haluza. 2019. A new long-spined dinosaur from Patagonia sheds light on sauropod defense system. Scientific Reports 9:1392:1-10 DOI ↗