Plate 2. Scale bar for figs. 1-11, 13-17 = 100 µm. Codes after sample description are slide description and England Finder coordinates, respectively. 14-17. Lithocyclia ocellus. Progression of dissolution stages in the same sample from moderately well-preserved (14) to an almost unrecognizable form (17). Unless this progression can be recognized, it is impossible to identify forms such as that illustrated in (17). Sample 165-999B-35R-1, 73-75 cm, cs.2 D9/0; G10/3; K41/0; G11/0.