Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 937
-arrangement according to a definiteplan, of which the stages are shown at c and d; and it is uponthis plan that the further increase takes place, by which such largerconcretions as are shown at a, a, are gradually produced. Thestructure of these, especially when examined by Polarized light,… … Artificial Concretions of Carbonate of Lime. The small calcareous concretions termed otoliths, or ear-stones,found in the auditory sacs of Fishes, present an arrangement oftheir particles essentially the same. Similar concretionary spheroidshave already been mentioned (§ 613) as occurring in the…
Microscopy · Biology
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