Fig. 13From: Paleoceanography and dinoflagellate cyst stratigraphy across the Lower–Middle Pleistocene Subseries (Calabrian–Chibanian Stage) boundary at the Chiba composite section, JapanDinoflagellate cysts from the Chiba composite section. Max. dia. = maximum diameter. EF = England Finder reference. a, b Xandarodinium xanthum, uncertain view at upper and lower foci; central body max. dia. 52 μm; sample TB 18, slide 1 (10 μm), EF F22/2. c–f Echinidinium aculeatum; c, d uncertain view at upper and lower foci; central body max. dia. 27 μm; sample TB 42 slide 1 (10 μm), EF N29/2; e, f uncertain view at upper and lower foci; central body max. dia. 23 μm; sample TB 16, slide 2 (10 μm), EF E42/0. g–i Cyst of Scrippsiella trifida, lateral view at upper, mid-, and lower foci; central body length 29 μm; sample TB 56, slide 2 (10 μm), EF R39/3Back to article page