Genus
Valid Extinct

Eopinacosaurus

Penkalski 2026

Eopinacosaurus is an extinct genus of ankylosaurid armored dinosaur known from the Late Cretaceous Bayan Mandahu Formation of China and Djadokhta Formation of Mongolia. The genus contains a single species, Eopinacosaurus mephistocephalus, which was originally assigned to the coeval genus Pinacosaurus.

Temporal range
Triassic
Jurassic
Cretaceous
Paleogene
Neogene
252 201 145 66 0 Ma
PBDB occurrences
2
Group
Dinosaures
Herbivore Ground dwelling, gregarious Terrestrial
Eopinacosaurus
click to enlarge
Life reconstruction of Eopinacosaurus mephistocephalus © Connor Ashbridge · CC BY 4.0 · Wikimedia
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PBDB ↗ Wikipedia ↗
Classification
Dinosauria Unranked clade
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Ornithischia Unranked clade
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Parapredentata Unranked clade
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Saphornithischia Unranked clade
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Prionodontia Unranked clade
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Genasauria Unranked clade
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Thyreophora Unranked clade
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Thyreophoroidea Superfamily
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Eurypoda Unranked clade
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Ankylosauria Unranked clade
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Euankylosauria Unranked clade
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Ankylosauridae Family
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Ankylosaurinae Subfamily
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Eopinacosaurus Genus
Fossil sites 2 geolocated sites
Distribution
Top countries
🇨🇳 China
1
🇲🇳 Mongolia
1
Geological formations
Bayan Mandahu
1
Djadokhta
1
Temporal distribution
Campanian (83.6–72.2 Ma)
2
Species (1)
Eopinacosaurus mephistocephalus 84 Ma
Images 8
Bibliography
Original description
P. Penkalski. 2026. The morphology and systematics of Pinacosaurus. Historical Biology DOI ↗
Bibliography (1)
P. Penkalski. 2026. The morphology and systematics of Pinacosaurus. Historical Biology DOI ↗