342 On the Lucanida of Japan. 



Explanation of Plate XIV. 



Fig. 1. Prismognathus angularis, C. Waterh. 



2. Macrodorcus montivagus. $ . 



3. Platycerus delicatulus. $ . 



4. Ceruchus lignarius. cf • 



5. JEsalus Asiaticus. $ . 



6. Aulacocyclus patalis. 



7. Ditto, side view of head. 



