3 datasets found

Relative abundance: D = dominant, A = abundant, C = common, F = few, R = rare, T = trace, P = present (numerical values are abundance in percent)

Species abundance: C = common (20-30 specimens), F = few (10-20 specimens), R = rare (3-10 specimens), VR= very rare (1-2 specimens), ? = questionable, - = absent.

Among the five sites drilled during Ocean Drilling Program Leg 130, two deep holes (8O3D and 807C) penetrated Cretaceous sediments overlying the basaltic pillows, flows, and...