LIST OF ILLUSTRATIONS 



Nest of a Tree Ant Frontispiece. 



Larva of the Caddis-Fly (Trichoptera) 7"itle-page. 



1. Pupa of a butterfly (Pieris brassiccz], protected by a hardened 



uniform case 9 



2. Pupa of a Longicorn Beetle (Batocera titana], its limbs in 



separate sheaths 1 1 



3. A honey-bearing ant (Myrmecocystus mexicamts) regurgitat- 



ing honey from her crop at the solicitation of hungry 

 workers 47 



4. View of honey-bearers, as seen in natural site, clinging to the 



roof of a honey-room .57 



5. Profile view of nest of a Mining Bee (Andrena vicina, Smith), 



which builds her nest in grassy fields 72 



6. Nest of an Australian Carpenter Bee (Lestis bombylans] . . 77 



7. Clay nest of a solitary wasp (Eiimenes), in early stage, from 



Natal 80 



8. Pelopseus Wasp building nest 85 



9. Galls of Cynips insana, or Dead Sea Apples 90 



10. A sack-bearing caterpillar 96 



n. Metura Sander sii from Australia (a female) 97 



12. Part of the nest of a trap-door Spider (Nemesia eleanora] with 



single tube 105 



13. Part of the nest oil Nemesia meridionalis showing the surface- 



door open, and the lower door pushed across so as to close 



the principal tube. The subsidiary tube ends in a cul-de-sac 1 1 1 



14. Nest of the Turret Spider (Lycosa arenicola] '114 



