CONTENTS 



CHAPTER XVII 



PAGE 



Neueopteka continued — PsooiDAE (BooK-LicE AND Death-Watches) — Thb 



FxKST Family of Amphibious Neueopteka (Peklidae, Stone-Flies) 390 



CHAPTER XVIII 

 Amphibious Neuropteea continued — Odonata, Dragon- Flies . 409 



CHAPTER XIX 



Amphibious Neueopteka continued — Ephemeeidae, May-Flies . 429 



CHAPTER XX 



Neuropteea Planipennia — Sialidae, Aldee-Flies, Snake-Flies — Panor- 



pidab, Scoepion-Flies — Hemekobiidae, Ant-Lions, Lacewings, etc. 444 



CHAPTER XXI 



Neueopteea continued — Teichoptera, thb Pheyganeidab oe Caddis- 

 Flies ... . . ... 473 



CHAPTER XXII 

 Hymenoptera — Hymenoptera Sessiliventees — Cephidae — Oryssidae — 



SlEICIDAE — TeNTHREDINIDAE OR S.WVFLIES . . . 487 



CHAPTER XXIII 



Hymenoptera Petiolata — Parasitic Hymenoptera — Cynipidae or Gall- 

 flies — Proototeypidae — Chalcididae — Iohneumonidae — Bracon- 



IDAE — StEPHANIDAE — MeG ALYRIDAE — EvANIIDAE — PeLECINIDAE — 



Teigonalidae .... .... 519 



Index . . . . 567 



