Bathropyramis

Radiolarian Cretaceous -Recent

Bathropyramis is a radiolarian with a lattice-like skeleton, approximately 300 |m in height. Three radial spines form a tripod and the mouth is open. These cone-shaped radiolarians with an open basal mouth have adapted to live in areas with rising water currents.

Globigerina

Foraminifera Palaeocene -Recent

This thin-walled, globular foraminifera is planktic. The test (approximately 300 |lm in diameter) has been modified to maintain buoyancy. The chambers are inflated and the surfaces of some living species are covered with fine spines that support a frothy ectoplasm. Planktic foraminifera are extremely important biostratigraphic markers in the Cenozoic.

Was this article helpful?

0 0
Survival Basics

Survival Basics

This is common knowledge that disaster is everywhere. Its in the streets, its inside your campuses, and it can even be found inside your home. The question is not whether we are safe because no one is really THAT secure anymore but whether we can do something to lessen the odds of ever becoming a victim.

Get My Free Ebook


Post a comment