(biostratigraphic facies). the biostratigraphic aspect of a stratigraphic unit or interval as portrayed by its fossil content (see section 3.a.13 and weller, 1958, p. 622-623, 634-635).
Biostratigraphic zon, английский (biozone). a general term for any kind of biostratigraphic unit. the fundamental biostratigraphic unit (see section 7.c.3).
Biostratigraphic horizo, английский (biohorizon). a stratigraphic boundary, surface, or interface across which there is a significant and distinctive change in biostratigraphic character (see section 7.c.4).
