Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 558
nerally clear, transparent, and structureless; but sometimes showsradiating stria?. When viewed sideways or obliquely, however, the cyatholiths are found to have a form somewhat resembling thatof a shirt-stud (figs. 1, 2, 7). Each consists of a lower plate,shaped like a deep saucer or watch-glass ;… … Coccoliths and Coccospheres:—1, 2, 7, Cyatholiths seen obliquely;—3, Coccosphere, with imbedded cyatholiths;—4, Coccoliths imbeddedin supposed protoplasmic expansion;—5, Discolith seen in front view;—6, Cyatholith seen in front view, showing (1) central corpuscle, (2) gra-nular zone, (3)…
Microscopy · Biology
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