Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 468
r-chamber, rf, d;i he epidermic layer, ft, 6, forming its roof;<;, c, its walls ; /, f, loose cells in its in-terior ; g, stoma divided perpendicularly ;//, rings of cells forming its wall; ?, cellsforming the obturator-ring. * In some species, the same shields bear both sets of organs; and… … B cells being what are seen from above, when the observer looks downthrough the central aperture just mentioned. If the vertical sectionshould happen to traverse one of the peculiar bodies which occupiesthe centres of the divisions, it will bring into view a structure ofremarkablecomplexity. Each…
Microscopy · Biology
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