Table 9. Calcareous nannofossil range distribution chart for Hole 1041A. "Notes: Abbreviations for abundances are as follows: A = abundant, C = common, F = few, R = rare, B = barren, and lowercase letters = reworked." "Abbreviations for preservation are as follows: G = good, M = moderate, and P = poor. For more specific definitions, refer to the ""Explanatory Notes"" " chapter (this volume). Cruciplacolithus primus (early to late Paleocene) observed in Core 1041A-4X-CC. Calcareous nannofossil zone "Core, section" Depth (mbsf) Abundance Preservation Small reticulofenestrids Calcidiscus leptoporus Calcidiscus macintyrei Ceratolithus telesmus Coccolithus miopelagicus Discoaster brouweri Discoaster surculus Discoaster variabilis Helicosphaera carteri Helicosphaera sellii Pontosphaera discopora Pseudoemiliania lacunosa Reticulofenestra pseudoumbilicus Sphenolithus abies Sphenolithus heteromorphus Sphenolithus verensis Unidentifiable placoliths Unidentifiable 6-rayed discoasters 170-1041A- 1H-CC 7.35 B NN21-NN19 2H-CC 14.03 F P C F r F R r 3X-CC 21.12 F P F R F R R F 4X-CC 24.92 C M F F R R F 5X-CC 34.21 C M C R F F F R 6X-CC 41.23 A M C F F R F R 7X-CC 50.7 C M C F F F NN18-NN17 8X-CC 60.46 F P F R f F F 9X-CC 69.22 B 10X-CC 76.23 A M A F R F F R R 11X-CC 84.99 F P F R 12X-CC 96.19 F P F R 13X-CC 100.78 F M F R F R R 14X-CC 112.18 A M A F R R C F NN16 15X-CC 125.09 T P R R 16X-CC 134.25 B 17X-CC 137.48 F M F F R F R F R r NN15 18X-CC 151.48 F M F R R R R R R R R