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F21. Downhole distribution of ash layers, Sites 1240, 1239, and 1238.

F22. Calcareous nannofossils, planktonic and benthic foraminifers, and diatoms, Hole 1240A.

F23. NRM intensity before and after AF demagnetization.

F24. NRM inclinations after demagnetization.

F25. NRM declinations after demagnetization.

F26. Tensor-corrected declinations after demagnetization.

F27. Headspace methane concentrations.

F28. Interstitial water geochemical data.

F29. CaCO₃, TOC, TOC CFB, TN, and TOC/TN.

F30. CaCO₃vs. TOC and TN vs. TOC.

F31. S₂ vs. TOC and HI vs. TOC.

F32. Shipboard biostratigraphic and magnetostratigraphic datums and age-depth model.

Tables T1-T20

T1. Operations summary, Site 1240.

T2. Composite depth scale.

T3. Splice tie points.

T4. OSUS-MS measurements, Hole 1240A.

T5. OSUS-MS measurements, Hole 1240B.

T6. OSUS-MS measurements, Hole 1240C.

T7. OSUS-MS measurements, Hole 1240D.

T8. Lithologic Unit I, Site 1240.

T9. Ash layers, Site 1240.

T10. Age-depth control points.

T11. Distribution of calcareous nannofossils.

T12. Distribution of planktonic foraminifers.

T13. Distribution of diatoms.

T14. Determinations of polarity chron boundaries.

T15. Paleomagnetic age control points.

T16. Headspace gases concentrations and C₁/C₂ ratios.

T17. Interstitial water geochemical data.

T18. IC, CaCO₃, TC, TOC, TOC CFB, TN, and TOC/TN ratios.

T19. Results of Rock-Eval pyrolysis analyses.

T20. Age-depth model, LSR, and MAR.