Species
Formal taxon Extinct

Spheroolithus maiasauroides

Mikhailov 1994

No Wikipedia summary available.

Temporal range
Triassic
Jurassic
Cretaceous
Paleogene
Neogene
252 201 145 66 0 Ma
PBDB occurrences
4
Group
Dinosaures
Herbivore Ground dwelling, gregarious Terrestrial
Classification
Dinosauria Unranked clade
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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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Ornithopoda Suborder
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Iguanodontia Infraorder
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Euiguanodontia Unranked clade
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Dryomorpha Unranked clade
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Ankylopollexia Unranked clade
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Styracosterna Unranked clade
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Hadrosauriformes Unranked clade
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Hadrosauroidea Unranked clade
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Spheroolithidae Family
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Spheroolithus Genus
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Spheroolithus maiasauroides Species
Fossil sites 4 geolocated sites
Distribution
Top countries
🇲🇳 Mongolia
3
🇺🇸 United States
1
Geological formations
Nemegt
1
Temporal distribution
Maastrichtian (72.2–66 Ma)
1
Campanian (83.6–72.2 Ma)
3
Bibliography
Original description
K. E. Mikhailov. 1994. Eggs of sauropod and ornithopod dinosaurs from the Cretaceous deposits of Mongolia. Paleontological Journal 28(3):141–159
Bibliography (3)
K. Tanaka, D. K. Zelenitsky, and F. Therrien, Y. Lee, K. Kubota, Y. Kobayashi, G. F. Funston, T. Khishigjav. 2023. Description and review of non-avian dinosaur eggs from Cretaceous deposits of the Mongolian Gobi Desert. Windows into Sauropsid and Synapsid Evolution: Essays in Honor of Louis L. Jacobs
K. F. Hirsch. 2001. Pathological amniote eggshell—fossil and modern. Mesozoic Vertebrate Life: New Research Inspired by the Paleontology of Philip J. Currie
K. E. Mikhailov. 1994. Eggs of sauropod and ornithopod dinosaurs from the Cretaceous deposits of Mongolia. Paleontological Journal 28(3):141–159