Leyesaurus

Apaldetti et al. 2011

Leyesaurus is an extinct genus of massospondylid sauropodomorph dinosaur known from the San Juan Province, northwestern Argentina.

Temporal range

Triassic

Jurassic

Cretaceous

Paleogene

Neogene

252 201 145 66 0 Ma

PBDB occurrences

Group

Dinosaures

Terrestrial

click to enlarge

Skull of the new basal sauropodomorph Leyesaurus marayensis (PVSJ 706). Photograph of the skull (A) and interpretative drawing (B) in lateral view. Dark grey color represents matrix and light grey color represents foraminae. Abbreviations: a, angular; aoF, antorbital fenestra; aoFo; antorbital fossa; Apmx, ascending process of the maxilla; d, dentary; f, frontal; itF, infratemporal fenestra; j, jugal; l, lacrimal; laoFo; lacrimal antorbital fossa; mF, mandibular fenestra; mx, maxilla; n, nasal; O, orbit; p, parietal; pf, prefrontal; pm, premaxilla; po, postorbital; rug, platform-like rugosities; q, quadrate; qj, quadratejugal; Rmx, ridge of the ascending process of the maxilla; sa, surangular; snf, subnarial foramen. Scale bar equals 1cm. © Cecilia Apaldetti, Ricardo N. Martinez, Oscar A. Alcober and Diego Pol · CC BY 2.5 · Wikimedia

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Classification

Dinosauria Unranked clade

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Saurischia Unranked clade

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Sauropodomorpha Unranked clade

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Massopoda Unranked clade

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Massospondylidae Family

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Leyesaurus Genus

Fossil sites 1 geolocated sites

Distribution

Top countries

🇦🇷 Argentina

Temporal distribution

Pliensbachian (192.9–184.2 Ma)

Species (1)

Leyesaurus marayensis 201 Ma

Images 1

Bibliography

Original description

C. Apaldetti, R. N. Martinez, and O. A. Alcober, D. Pol. 2011. A new basal sauropodomorph (Dinosauria: Saurischia) from Quebrada del Barro Formation (Marayes-El Carrizal Basin), Northwestern Argentina. PLoS ONE 6(11):e26964:1-19 DOI ↗

Bibliography (1)

Leyesaurus

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