Foraminifera shell (Oolina squamosa) Science Image

Ref: 80018203



Foraminiferan. Coloured scanning electron micrograph (SEM) of the foraminiferan Oolina squamosa. Foraminiferans are marine single-celled protists that construct and inhabit shells (tests), which are composed of several chambers. They are one of the oldest phylogenetic groups (taxa) to continue existing. Magnification: x300 when printed 10 centimetres high.