nummulite's Usage Examples:

Eocene beds, indeed, penetrate farther within the chain, but these are limestones with nummulites or lignite-bearing shales and have nothing in common with the Flysch.

It is overlaid towards the west by similar limestones, which contain nummulites and belong to the Eocene period; and these are followed near the coast by the calcareous sandstone of Philistia, which is referred by Hull to the Upper Eocene.

ceous limestones with Rudistes and Eocene beds with nummulites have been found.

Generally, however, the Cretaceous beds do not appear, and the greater part of southern Arabia seems to be formed of Alveolina and nummulite limestones of Tertiary age.

The Eocene beds are marine and contain nummulites.

Certain species of nummulites, which are very common, distinguish the various subdivisions of the Eocene.

The Eocene includes a series of sandstones and marls with lignite, and these are overlaid by nummulite limestones.