Beck, Conrad, 1864- · London, R. & J. Beck, Ltd. · leaf 131
Fia. 116.—^HeUozoa. 128 THE MICROSCOPE … Fig. 117.—Foraminifera. The Foraminifera are from a structural point of view similarto the Heliozoa, being morsels of jeUy having the power of forming round themselves shells of chalkextracted from their food and thewater in which they live. Theseshells take myriads of differentforms, but have one…
Microscopy
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