Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 1014
m without inwards, so that their margins appear on thesurface as a series of concentric lines ; and their surfaces are throwninto ridges and furrows, which commonly have a radiating direction.The inner layer is composed of numerous lamina? of a fibrous i See his elaborate memoirs, On the… … g$2 VEETEBKATED ANIMALS structure, the fibres of each lamina being inclined at various anglesto those of the lamina above and below it. Between these two layersis interposed a stratum of calcareous concretions, resembling thoseof the scale of the eel ; these are sometimes globular or spheroidal,but…
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