584 



PERIPATUS MYRIAPODA INSECTA 



Xambeu on Palvion, 546 



Xerophyllum simile, 301 



Xiphidiuvi ensiferum, 321 



Xiphocera asina, 303 



Xylohius, 73, 76, 80 



Xylocopa, 494 ; metamorphosis, 170 ; pro- 



notutn, 490 

 Xyphidriides, 507 f., 510 



YOLALA, 298 



Yolk, 19, 64, 145, 152, 545 



Zephroniidae, 43, 80 



Zinimermauu on caudal respiration, 435 



Zittel, figure from, 276 



Zygaena embryo, 151 



Zygopterides, 4-1'^, 4^6 ; nymphs, 422 



END OF VOL. V 



Printed by R. ^'^ R, Clark, Limited, Edinburgh. 



