Fig. 289. A plate of bees, etc.: a, Melissodcs bimaculata; b, Andrcna viciiia; c, Ccclioxys 



8-dentata; d, HaHctus Hgatiis; e, Tetralonia atriventris; f, Osinia rustica; g, Andrcna 



crigeniff ; h, Mclissodes nigripes ; i, Megachila mendica; k, Xenoglossa pnilnosa; 



I, Tachytcs iiwndibularis ; in. Megachila Intiinainis : more than twice 



natural size. 



