Archive image from page 538 of The depths of the sea. The depths of the sea. An account of the general results of the dredging cruises of SS. Porcupine and Lightning during the summers of 1868, 1869 and 1870, under the scientific direction of Dr. Carpenter, , J. Gwyn Jeffreys, , and Dr. Wyville Thomson, depthsofseaaccou00tho Year: 1873 Fig. 78.âPhuronectia lucida, .Tfffreys Twice the natural size, a, from the Eastern Atlantic â b, from the Gulf of Mexico. sponge spicules, coccoliths, and other foreign bodies, cemented together by organic matter and lined by a delicate m

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Archive image from page 538 of The depths of the sea. The depths of the sea. An account of the general results of the dredging cruises of SS. Porcupine and Lightning during the summers of 1868, 1869 and 1870, under the scientific direction of Dr. Carpenter, , J. Gwyn Jeffreys, , and Dr. Wyville Thomson, depthsofseaaccou00tho Year: 1873 Fig. 78.âPhuronectia lucida, .Tfffreys Twice the natural size, a, from the Eastern Atlantic â b, from the Gulf of Mexico. sponge spicules, coccoliths, and other foreign bodies, cemented together by organic matter and lined by a delicate membraneâis of a fine reddish brown colour dashed with green, from 2,435 fathoms; and the

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Photo credit: © Actep Burstov / Alamy / Afripics
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