Plate 2. Scale bar for fig. 12 = 100 µm; scale bar for figs. 1-11, 13-17 = 100 µm. Codes after sample description are slide description and England Finder coordinates, respectively. 7. Severely corroded radiolarian skeletons and ash fragments. Sample 165-999B-28R-1, 0-2 cm, sl.3 R5/3.