Genus
Valid Extinct

Anodontosaurus

Sternberg 1929

Anodontosaurus is an extinct genus of ankylosaurid dinosaurs within the subfamily Ankylosaurinae. It is known from the entire span of the Late Cretaceous Horseshoe Canyon Formation of southern Alberta, Canada, and is also known from the Dinosaur Park Formation. It contains two species, A. lambei and A. inceptus.

Temporal range
Triassic
Jurassic
Cretaceous
Paleogene
Neogene
252 201 145 66 0 Ma
PBDB occurrences
14
Group
Dinosaures
Herbivore Ground dwelling, gregarious Terrestrial
Anodontosaurus
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Wikimedia
Anodontosaurus
Anodontosaurus
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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Euoplocephalini Tribe
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Anodontosaurus Genus
Measurements
Length
5,7 m ⓘ
Anodontosaurus inceptus
Mass
2 100 kg ⓘ
Anodontosaurus inceptus
Fossil sites 14 geolocated sites
Distribution
Top countries
🇨🇦 Canada
14
Geological formations
Horseshoe Canyon
13
Dinosaur Park
1
Temporal distribution
Maastrichtian (72.2–66 Ma)
10
Campanian (83.6–72.2 Ma)
4
Species (2)
Anodontosaurus inceptus 84 Ma
Anodontosaurus lambei 84 Ma
Images 2
Bibliography
Original description
C. M. Sternberg. 1929. A toothless armoured dinosaur from the Upper Cretaceous of Alberta. Canada Department of Mines Geological Survey Bulletin (Geological Series) 54(49):28-33 DOI ↗
Bibliography (4)
S. A. Whitebone, G. F. Funston, and P. J. Currie. 2023. An unusual microsite from the Upper Cretaceous Horseshoe Canyon Formation of Alberta, Canada. Journal of Vertebrate Paleontology 43(5):e2316668 DOI ↗
P. Penkalski. 2018. Revised systematics of the armoured dinosaur Euoplocephalus and its allies. Neues Jahrbuch für Geologie und Paläontologie Abhandlungen 287(3):261-306 DOI ↗
V. M. Arbour and P. J. Currie. 2013. Euoplocephalus tutus and the diversity of ankylosaurid dinosaurs in the Late Cretaceous of Alberta, Canada, and Montana, USA. PLoS ONE 8(5):e62421:1.-39 DOI ↗
C. M. Sternberg. 1929. A toothless armoured dinosaur from the Upper Cretaceous of Alberta. Canada Department of Mines Geological Survey Bulletin (Geological Series) 54(49):28-33 DOI ↗