Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 375
hat they approach the light side of the vessel in which they arekept, and will even traverse the field of the Microscope under theeye of the observer; by what agency this movement is effectedhas not yet been certainly made out. 262. A cyclosis may be readily observed in many Desmidiacece ;and is… … Cyclosis in Closterium lunula:—A, cell showing central separa-tion at o, in which the large globules, &, are not seen ;—B, one extre-mity enlarged, showing the movement of globules in the colourlessspace;—c, external jet produced by pressure on the cell, probablythrough an opening in the…
Microscopy · Biology
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