View through the eyepiece of a dissecting microscope showing a group of 25 N. stella foraminifera. Foraminifer are extremely abundant on Earth. Most are only about 300 microns in diameter.

The Museum has a strong tradition of foraminifera research dating back to the late 1800s. As a result, the foraminifera collection - with approximately 250,000 slides - is the most extensive of our ...