EXPLANATION OF PLATE LXXVI. 
/ Fic. 221. Monohammus longicornis, dorso-lateral view. 
221a. 4 r , opening of ducts on apex of 
sac. 
222. Hupholus chevrolati, dorso-lateral view of median lobe. 
222a. 45 A , dorsal view of tegmen. 
223. Belus bidentatus, lateral view. 
224. Sphenophorus obscurus, lateral view. 
224a, 5 5 , dorsal view of tegmen. 
225: Phloeobius alternans, dorso-lateral view. 
225a. < , armature on apex of sac. 
Descriptions on pp. 569-571. Explanation of the letters used 
uniformly on pp. 481-483. 
