PERIPATUS MYRIAPODA INSECTA 



XAMBEU on Palmon, 546 



Xerophyllum simile, 301 



Xiphidium ensiferum, 321 



Xiphocera asina, 303 



Xylobius, 73, 76 



Xylocopa, 494 ; metamorphosis, 170 ; pro- 



notum, 490 

 Xypliidriides, 507 f., 510 



YOLALA, 298 



Yolk, 19, 64, 145, 152, 545 



ZIMMERMANN on caudal respiration, 435 



Zittel, figure from, 276 



Zyyaena embryo, 151 



Zygopterides, 417, 426 ; nymphs, 422 





END OF VOL. V 



Printed by R. & R. CLARK, LIMITED, Edinburgh. 



