Figure F2. Magnetic anomaly isochrons and multichannel seismic (MCS) track map for Guatemala Basin grids 1-3 (data bank Sites GUATB-01 to GUATB-03). Anomaly ages: 5A = ~12 Ma, 5B = ~15 Ma, 5D = ~17 Ma. (See Figs. F4, F5, F6, F7, F16, F17, F18, F19, F28, F29, F30, and F31.)