Type genus of the family Astacidae; Old World crayfish
A genus of crustaceans, containing the crawfish of fresh-water lobster of Europe, and allied species of western North America. See 
Noun
 type genus of the family Astacidae; Old World crayfish
n.
 A genus of crustaceans, containing the crawfish of
   fresh-water lobster of Europe, and allied species of western North
   America. See Crawfish.
Astacus
A genus of crustaceans, containing the crawfish of fresh-water lobster of Europe, and allied species of western North America. See 
Usage Examples
Astacus, Astacus, stacus, Astacus, Aastacus, Awstacus, Aestacus, Adstacus, Axstacus, Azstacus, Aatacus, Awtacus, Aetacus, Adtacus, Axtacus, Aztacus, Asatacus, Aswtacus, Asetacus, Asdtacus, Asxtacus, Asztacus, Asrtacus, As5tacus, As6tacus, Asytacus, Asgtacus, Asracus, As5acus, As6acus, Asyacus, Asgacus, Astracus, Ast5acus, Ast6acus, Astyacus, Astgacus, Astqacus, Astwacus, Astsacus, Astzacus, Astqcus, Astwcus, Astscus, Astzcus, Astaqcus, Astawcus, Astascus, Astazcus, Astaxcus, Astadcus, Astafcus, Astavcus, Asta cus, Astaxus, Astadus, Astafus, Astavus, Asta us, Astacxus, Astacdus, Astacfus, Astacvus, Astac us, Astacyus, Astac7us, Astac8us, Astacius, Astacjus, Astacys, Astac7s, Astac8s, Astacis, Astacjs, Astacuys, Astacu7s, Astacu8s, Astacuis, Astacujs, Astacuas, Astacuws, Astacues, Astacuds, Astacuxs, Astacuzs, Astacua, Astacuw, Astacue, Astacud, Astacux, Astacuz, Astacusa, Astacusw, Astacuse, Astacusd, Astacusx, Astacusz.