Figure 7. Interpretive scheme of seismic line 85218-A across the northernmost Knipovich Ridge near the offset of its axis by the Molloy Fracture Zone. Seismostratigraphic units are tied to deep-sea drilling Hole 909 and MAGE seismic grid. 1 - Pliocene to Quaternary sediments, 2 - Miocene to Pliocene sediments, 3 - Oligocene rocks, 4 - oceanic basaltic basement, 5 - fault.