This is a list of

stratigraphic units A stratigraphic unit is a volume of rock of identifiable origin and relative age range that is defined by the distinctive and dominant, easily mapped and recognizable petrographic, lithologic or paleontologic features (facies) that characterize ...

from which

dinosaur Dinosaurs are a diverse group of reptiles of the clade Dinosauria. They first appeared during the Triassic period, between 243 and 233.23 million years ago (mya), although the exact origin and timing of the evolution of dinosaurs is t ...

body fossils have been recovered. Although Dinosauria is a clade which includes modern birds, this article covers only

Mesozoic The Mesozoic Era ( ), also called the Age of Reptiles, the Age of Conifers, and colloquially as the Age of the Dinosaurs is the second-to-last era of Earth's geological history, lasting from about , comprising the Triassic, Jurassic and Cretace ...

stratigraphic units. Units listed are all either formation rank or higher (e.g. group).

By diversity

Here the units are sorted by the number of genera that have been reported as being represented in their respective fossil yields. Since the creation or synonymy of genera can be subjective, the sorting of the units can only roughly approximate their known paleobiodiversities.

>10

6-10

1-5

Indeterminate

This list includes stratigraphic units that have produced dinosaur remains, although none of these remains have been referred to a specific genus.

By preservation

Bone beds and mass graves

Lagerstatten

Footnotes

References

* Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): ''The Dinosauria'', 2nd, Berkeley: University of California Press. 861 pp. {{ISBN, 0-520-24209-2.