HYDRA

(Lat.), n. f. Hld(hud)'ra. Gr., Mp. 1. Of Linnaeus, a genus of tli.- Teentadet in the larval state. JL, 16.] 2. A genus of fresh-water Hydro to a, remarkable for the fact that every part of it when cut in pieces becomes a new organism. [B.l-H. hvdatula. BeeCnTMMOM tenuicollit.-^H. vlridlH. A species of: d.'f i f.,iin(| in fresh water; it is green, and the tentacula, which number M.r 10, nre much shorter than the body, [a, 89.] HYDRABIKTIC A<ll. II MIt \ Itl [s. 370]