Sample of Globigerina ooze collected from the ocean floor by the crew of the HMS Challenger expedition, led by naturalists John Murray and Charles Wyville Thompson, 1872-1876. The sample is labelled: ‘Globigerina ooze. Western Caroline Is. Depth 1850 fathoms.’. Accompanying label states the sample was collected at station 224. Globigerina is a genus of planktonic Foraminifera; shells of these tiny animals dominate vast areas of the deep sea floor. Sample of Globigerina ooze collected by HMS Challenger, 1872-1876 1872-1876