Image by Spike Walker - Foram, Elphidium crispum, photographed using a 4/0.10 Epiplan HD objective on a
Zeiss Ultraphot lll. Epi-darkfield illumination, horizontal fiield width = 2mm, stack of 25 images, using Helicon Focus. 

Spike has a series of these excellent images on our member's area of the website

Image Copyright© 2006 Spike Walker