A slide of Auliscus biddulphia from Santa Monica, California, USA. Single example, broken. Prepared by Samuel Henry Meakin. Mounted in Styrax and dated 1930. Olympus BHB microscope using 450nm LED light. 63x Leitz Pl Apo 1.4 objective, oil immersion. Olympus Aplanat Achromat condenser, oil immersion, brightfield lighting. 2.5x Nikon CF PL photoeyepiece. Monochrome converted Nikon d850 camera. 46 images stacked in Zerene (Pmax).