Genus
Valid Extinct

Beg

Yu et al. 2020

Beg tse is an extinct species of neoceratopsian dinosaurs from the early Cretaceous Ulaanoosh Formation of Mongolia. B. tse is the only species in the genus Beg, known from a partial skull and very fragmentary postcrania. It represents the most basal neoceratopsian currently known.

Temporal range
Triassic
Jurassic
Cretaceous
Paleogene
Neogene
252 201 145 66 0 Ma
PBDB occurrences
1
Group
Dinosaures
Herbivore Ground dwelling Terrestrial
Beg
click to enlarge
Beg tse - skull and drawing. a Skull in lateral view. b Schematic drawing of skull in left lateral view. Abbreviations: af, antorbital fossa; an, angular; de, dentary; fr, frontal; j, jugal; la, lacrimal; mx, maxilla; na, nasal; or, orbit; pd, predentary; pf, prefrontal; pm, premaxilla; po, postorbital; qu, quadrate; sa, surangular. © Yu et al. · CC BY 4.0 · Wikimedia
PBDB ↗ Wikipedia ↗
Classification
Dinosauria Unranked clade
›
Ornithischia Unranked clade
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Neornithischia Unranked clade
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Pyrodontia Unranked clade
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Cerapoda Unranked clade
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Marginocephalia Unranked clade
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Ceratopsia Suborder
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Neoceratopsia Infraorder
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Beg Genus
Measurements
Length
1 m ⓘ
Beg tse
Mass
7 kg ⓘ
Beg tse
Fossil sites 1 geolocated sites
Distribution
Top countries
🇲🇳 Mongolia
1
Geological formations
Ulaanoosh
1
Temporal distribution
Cenomanian (100.5–93.9 Ma)
1
Species (1)
Beg tse 106 Ma
Bibliography
Original description
C. Yu, A. Prieto-Marquez, and T. Chinzorig, Z. Badamkhatan, M. Norell. 2020. A neoceratopsian dinosaur from the Early Cretaceous of Mongolia and the early evolution of Ceratopsia. Communications Biology 3:499:1-8 DOI ↗
Bibliography (1)
C. Yu, A. Prieto-Marquez, and T. Chinzorig, Z. Badamkhatan, M. Norell. 2020. A neoceratopsian dinosaur from the Early Cretaceous of Mongolia and the early evolution of Ceratopsia. Communications Biology 3:499:1-8 DOI ↗