Genus
Formal taxon Extinct

Spheruprismatoolithus

Bray 1999

No Wikipedia summary available.

Temporal range
Triassic
Jurassic
Cretaceous
Paleogene
Neogene
252 201 145 66 0 Ma
PBDB occurrences
3
Group
Dinosaures
Herbivore Ground dwelling, gregarious Terrestrial
🦴
PBDB ↗
Classification
Dinosauria Unranked clade
›
Ornithischia Unranked clade
›
Prismatoolithidae Family
›
Spheruprismatoolithus Genus
Fossil sites 3 geolocated sites
Distribution
Top countries
🇺🇸 United States
3
Geological formations
North Horn
3
Temporal distribution
Maastrichtian (72.2–66 Ma)
3
Species (1)
Spheruprismatoolithus condensus 72 Ma
Bibliography
Original description
E. S. Bray. 1999. Eggs and eggshell from the Upper Cretaceous North Horn Formation, central Utah. Vertebrate Paleontology in Utah, Utah Geological Survey Miscellaneous Publication 99-1
Bibliography (2)
R. Difley, B. Britt, and P. Policelli. 2004. A troodontid nest in the North Horn Formation, central Utah. Journal of Vertebrate Paleontology 24(3, suppl.):52A
E. S. Bray. 1999. Eggs and eggshell from the Upper Cretaceous North Horn Formation, central Utah. Vertebrate Paleontology in Utah, Utah Geological Survey Miscellaneous Publication 99-1