-
(Table 1) Stratigraphic distribution and relative abundances of selected diat...
Species abundance: R = rare; S = sparse; F = frequent; C = common; A = abundant; lower-case abundance designators are interpreted as reworked occurrences. -
(Appendix 2) Distribution of generalized biologic, anthropogenic, and volcani...
X = present, - = absent, ? = questionable occurrence.