Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 752
ke a leech. Someattach themselves by one of their long filaments to a fixed point, andrevolve around it with great rapidity, whilst others move by undu-lations, leaps, or successive gyrations : in short, there is scarcely anykind of animal movement which they do not exhibit. But thereare cases in… … Fig. 537.—Group of YcrticeUa nebuliferashowing, A, the ordinary form ; B, thesame with the stalk contracted ; C. thesame with the bell closed; D. E. F, suc-cessive stages of fissiparous multiplica-tion. p. 553. 702 MICKOSCOPIC FOBMS OF ANIMAL LIFE (like the spines of Echini) by the contraction of…
Microscopy
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