| astacus | (n) type genus of the family Astacidae; Old World crayfish, Syn. genus Astacus |
| Astacus | ‖n. [ L. astacus a crab, Gr. &unr_;. ] (Zool.) A genus of crustaceans, containing the crawfish of fresh-water lobster of Europe, and allied species of western North America. See Crawfish. [ 1913 Webster ] |
| 螯 | [螯] nippers; claw (of crab); chela; pincers; Astacus fluviatilis #52,981 [Add to Longdo] |