2 datasets found

Species abundance: D = dominant (>50 %), A = abundant (10-50 %), C = common (1-10 %), F = few (0.1-1 %), R = rare (<0.1 %), - = not present, cf = confer, ? = questioinable...

Derived from a count of 500 specimens; Discoaster druggii and Discoaster kugleri are indicated as number of specimens relative to about 3000 coccoliths. The presence of species...