Kittonia elaborata mounted in Styrax (slightly yellowed). Single example on the slide. Prepared by Watson and Sons Ltd. Olympus BHB microscope using 450nm LED light. 63x Leitz Pl Apo 1.4 objective, oil immersion. Olympus Aplanat Achromat condenser, oil immersion, oblique lighting. 2.5x Nikon CF PL photoeyepiece. 11mm from the tube the camera removed to increase the field of view. Monochrome converted Nikon d850 camera. 152 images stacked in Zerene (Pmax) – big stack.
Kittonia elaborata (Grove & Sturt) Grove & Sturt 1887. Published in: Grove, E. & Sturt, G. (1887). On a fossil marine Diatomaceous deposit from Oamaru, Otago, New Zealand. Part III. Journal of the Quekett Microscopical Club, Series 2 3: 63-78, pls 5, 6. Page 75. Basionym: Biddulphia elaborata Grove & Sturt 1886. Published in: Grove, E. & Sturt, G. (1886). On a fossil marine Diatomaceous deposit from Oamaru, Otago, New Zealand. Part I. Journal of the Quekett Microscopical Club, Series 2 2(16): 321–330, plates 18–19. Page 325, Plate 18, Figure 9.
This is in really nice conidition, with only slight damage. Usually the ‘horns’ are damaged, but both are in place and intact. Amazingly it has been mounted with these upwards towards the coverslip. Very difficult to do that.