One represents the line of man's evolution, the other that of the foraminifera.
The quantity of Radiolaria contained varies, and is more conspicuous the fewer the calcareous shells of foraminifera present.
The history of the foraminifera is a striking example of this great truth.
Our exact knowledge of the foraminifera is of very recent date.
We have stated that the foraminifera are of microscopic dimensions.
It may be compared now to a compound protozoan, such as foraminifera.
A more tangible example of the Protozoa are the foraminifera.
foraminifera also were abundant, and contributed to the supply.
A genus of foraminifera, comprising the coin-shaped "Nummulites."
Sometimes used to designate the foraminifera, or the Sponges.
