BIOPHOTO ASSOCIATES / SCIENCE PHOTO LIBRARY BIOPHOTO ASSOCIATES / SCIENCE PHOTO LIBRARY
Colour enhanced scanning electron micrograph of sticky, mucilaginous lorica (cell covering) of a tintinnid ciliate, encrusted with diatom frustules made of silica. At bottom right is a star colony of Asterionella, a pennate diatom. Magnification: 2000x at 6' x 6'.
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