An arrangement of Triceratium variabile from Peru (recent). Prepared by Arthur Charles Cole. 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. Monochrome converted Nikon d850 camera. 39 images stacked in Zerene (Pmax). Mixtures of orientations – some with the rim facing the coverslip, others with the top facing upwards.
New name for this one: Neobrightwellia alternans (Bailey) M.P.Ashworth & P.A.Sims. Published in: Sims, P.A., Ashworth, M.P., Theriot, E.C. & Manning, S.R. (2022 ‘2023’). Molecular and morphological analysis of Biddulphia sensu lato: a new diagnosis of Biddulphia, with a description of the new genera Biddulphiella and Neobrightwellia. Marine Micropaleontology 178(102186): 1-21, 21 figs.