Figure F15. Foraminifers are abundant and well preserved within the chalk of upper Subunit IIIA (Sample 192-1186A-17R-1, 46-50 cm; late Maastrichtian) (field of view = 2.8 mm; plane-polarized light; photomicrograph ID# 1186AS_5). A microstylolite crosses the middle of this view.

Figure F15. Foraminifers are abundant and well preserved within the chalk of upper Subunit IIIA (Sample 192-1186A-17R-1, 46-50 cm; late Maastrichtian) (field of view = 2.8 mm; plane-polarized light; photomicrograph ID# 1186AS_5). A microstylolite crosses the middle of this view.