Fig. 464, 



A plate of bees. — a, Melissodes bimaculatus ; b, Andrena vicina ; c, Coelioxys 8-dentata: d, 

 Halictus ligatus ; e, Synhalomia atriventris ; f, Osmia rustic a ; g, Andrena erigenicE ; h, Melis- 

 sodes nigripes ; i, Megachile mendica ; k, Xenoglossa prunina ; I, Tachytes niandibularis ; m, 

 Megachile latimanus. All rather more than twice natural size. 



