fossiliferous's Usage Examples:

The erosion of the region must have been far advanced, perhaps practically completed, in very ancient times, for the even surface of the peneplain is overlapped by fossiliferous marine strata of early geological date (Cambrian); and this shows that a depression of the region beneath an ancient sea took place after a long existence as dry land.

The alteration of the fossiliferous Lias by dolerite at Portrush into a flinty rock that looked like basalt served at one time as a prop for the " Neptunist " theory of the origin of igneous rocks.

It is only in the outer foldings of the highlands that Palaeozoic fossiliferous deposits are found - Silurian, Devonian, Carboniferous and Permo-Carboniferous.

The Middle Eocene is characterized by the presence of Ostrea bogharensis and the Upper Eocene by highly fossiliferous sandstones and marls.

"At the base, fossiliferous, phosphatic, conglomeratic greensands (0-1m thick) rest unconformably on the strata listed above.

Primary deposits are doubtfully represented by the detached fragments of unfossiliferous strata of Traras, Blida and east of Orleansville.

The Silurian mica-schists of Bergen in Norway are fossiliferous; in the Alps it is believed that even Mesozoic rocks pass laterally into mica-schists and talc-schists.

From the edge of the coast belt to near the confluence of the Benue and Niger they are overlain by unfossiliferous sandstones, lying undisturbed and possibly of the age of the sandstones of the Congo basin.

They are typical products of "regional" metamorphism, and are in nearly all cases older than the fossiliferous sedimentary rocks.

To the south of the Downs there is a narrow valley formed by the Gault, a fossiliferous blue clay.

1767) in Germany, who distinguished between the primary, or unfossiliferous, and secondary or fossiliferous, formations.

It is marked by grey clays and sands, lignitic fossiliferous clays, beds of lignite or brown coal, sometimes 8 ft.

In the midst of this series there is an inconstant band of fossiliferous limestone, which has been found in the Wadi Nasb and at other places on the southern border of et-Tih, and also along the western escarpment of the Edom plateau.