Auliscus ralfsianus from Conset, Barbados. Three examples on the slide in a triangular arrangement. Prepared by Samuel Meakin. Mounted in Styrax and dated April 1939. Olympus BHB microscope using 450nm LED light. Main stack with a 63x Leitz Pl Apo NA 1.40 objective, oil immersion. Olympus Aplanat Achromat condenser, oil immersion, brightfield lighting. 2.5x Nikon CF PL photoeyepiece. Monochrome converted Nikon d850 camera. 49 images stacked in Zerene (Pmax).