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
Ornithischia Unranked clade
Neornithischia Unranked clade
Pyrodontia Unranked clade
Cerapoda Unranked clade
Ornithopoda Suborder
Iguanodontia Infraorder
Euiguanodontia Unranked clade
Dryomorpha Unranked clade
Ankylopollexia Unranked clade
Styracosterna Unranked clade
Hadrosauriformes Unranked clade
Hadrosauroidea Unranked clade
Spheroolithidae Family
Spheroolithus Genus
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