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Globigerina ooze at a depth of 4500 feet on the top of Sylvania Seamount near Bikini Atoll. The ripple marks are about 12 inches apart (Menard unpublished manuscript, Figure 16) At the time, these ripple marks were the deepest ever photographed. Midpac Expedition, 1950

Globigerina ooze at a depth of 4500 feet on the top of Sylvania Seamount near Bikini Atoll. The ripple marks are about 12 ...