Hydromys

(hi’drd-mis), n. [NL., ¢ Gr. idwp (vdp-), water, + vic = EK. mouse.) A genus of rodents constituting the subfamily Hydro my inc, confined to the Australian region, where the species are known as water-rats and beaver rats. H.chrysogasterisanexample. Geoffroy, 1805. See cut under beaver-rat. hydromysta, hydromystes (hi-drd-mis’ ti, -téz), n. [