The Cambridge natural history . Fig. 40.—Egg-capsnles of, A, Nassa reticulata L. x | ; B, Buccinum undalum L. x | ; C, Neptuneaantiqua L. x Fig. 41.—Spawu of a species ofNatica (from a speeiiueu in tlicBritish Museiiui) x h. eggs in each capsule. Those Littorina which are not ovovivi-parous deposit their spawu on sea-weeds, rocks, and eggs are enveloped in a glairy mass which is just firmenough to retain its shape in the water : each egg has its own


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Keywords: ., bookcentury1800, bookdecade1890, booksubjectzoology, bookyear1895