lucanidæ

pl. [Mod. Lat., ., lucan (us); Lat. fem. pl. adj. suff. -idæ.] Entom.: Stag-beetles; a family of lamellicorn beetles. Distinguished from the Scarab eide by having the leaflets thermal club fixed in stead of movable, and greatly projecting jaws. About 550 species have been described. They most abound in well-wooded tropical countries. Those best known are: Lucanus cervus, Dorcas paral. lelopipedus , and Sinodendron cylindricum .