Figure F23. A. Vector end-point diagram for a sample from the reversed polarity interval directly above Cryptochron 4r.2r-1 (Sample 178-1095B-34X-1, 139 cm [398.69 mbsf]). B. Enlarged view of the boxed region from A. C. Change in the intensity of remanence during AF demagnetization. D. Equal-area projection of the remanence vector during AF demagnetization.