An arrangement of five Surirella striatula. No location given. No makers name, but the style looks like WH Darlaston. Olympus BHB microscope using 450nm LED light. 20x Nikon Plan Apo 0.65 objective. Olympus Aplanat Achromat condenser, oblique lighting. 2.5x Nikon CF PL photoeyepiece. Monochrome converted Nikon d850 camera. 18 images stacked in Zerene (Pmax).
Surirella striatula Turpin 1827. Published in: Turpin, P.J.F. (1827). Surirelle, Surirella. In: Dictionnaire des Sciences naturelles. Tome LI. STI-SYSTe-L. ( Eds), pp. 408–410. Paris & Strasbourg: F.G. Levrault. Page 410, Plate 3.