leg site hole core section top interval depth(cm) bottom interval depth (cm) coredepth(m) sample depth(m) total number of observed fossils investigators name publication date (month/year) dsdp initial report volume number fossil group group abundance chemical overgrowth chemical dissolution mechanical preservations age page number reference fossil code fossil fossil abundance fossil preservation record join code 42 381 37 CC 332.50 340.10 1 PERCIVAL,S.F. 04/1979 42 NANNOFOSSILS NO AGE GIVEN 780 NBRAA0020 Braarudosphaera bigelowii PRESENT 1