Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 587
rked as the circular areolation of the first-mentioneddivisions. The dark spots seen at the end of the rays, like the 1 It is stated by Mr. Stodder (Quart. Journ. Microsc. Science, vol. hi. n.s.1863, p. 215) that not only has he seen, in broken specimens, the inner granulatedplate projecting beyond… … Fig. 407.—Actinoptychus undulatus:A, side view; B, front view. DIATOMACEJE : COSCIXODLSCEiE, BIDDULPHIEiE 54r dark centre, appear to be solid areolations of silex not traversedby markings, as in many other diatoms ; they are apparentlynot orifices, as supposed by Professor Ehrenberg. Of this…
Microscopy
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