Marvels of pond-life : or, A year's microscopic recreations among the polyps, infusoria, rotifers, water-bears, and polyzoa (1861)
Slack, Henry James, 1818-1896 · London : Groombridge · leaf 75
and that their func-tion is to throw out the threads. However thismay be, the polyps, and similarly endowed creatures,have the power of darting out their poison-threadswith considerable force, and Mr. Gosse found thattile anemone was able to pierce a thick piece ofhuman skin. The same excellent… … Anguillula pierced by stinging organs of the Hydra viridis. state, he thinks they are drawn in, like the fingerof a glove, and are forced out as the liquid enters PARAMECIUM. 53 their slender tubes. Possibly the polyp stingingorgans may have the same structure. Notwithstanding their dangerous…
Microscopy · Freshwater animals
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