CONTENTS. 



PAGE 



Circulation of Blood 85 



Spiracles of Larva of Bot-fly 86 



Wings of Insects. Wing of Scatophaga, of House-fly, of Blue- 

 bottle-fly, of Syrphus, of Midge, of Gnat, of Beetle, of Cricket 86 



Scales of Insects. Scales of Morpho Menelaus, of Polyommatus 

 Argus, of Hipparchia Janira, of Pontia Brasscia, of Silkworm- 

 moth, of Clothes moth, of Podur.i, of Lepisma Saccharina ... 91 



Elytra of Diamond Beetle 94 



Feet of Insects. Foot of Syrphus Leg of Dytncus, or Dyticus 

 Foot of Wasp, of Ophion, Leg of Bee, of Gyrinus, of Bra- 

 chinus, of Anchomenus, of Calathm Castelloides Sting of 

 Wasp and Bee, of Gnat, of Tabanus . .. 94 



Egg of Bot-fly, or CEstrus 98 



CHAPTER I [I. 



INSECTS MOUNTED WHOLE. 



The Telephorus, or Soldier-beetle Helphorus Granularis - 



Catheretes Urticse Coccinella, or Lady-bird ... ... 100 



ffemiptera. Velia Rivulorum Notonecta, or the Water Boatman 

 Reduvius. or Bed-bug Cimex, or Field-bug Aphis 

 Aphrophora, or Cuckoo -spit Thrips ... ... 106 



Hymenoptera. Tenthredo, or Saw-fly Cypheus Pygmaaus Ihc- 

 neumon-fly Microgaster Glomeratus Aphldius ,'Avenae 

 Ephedrus Plagiator Ceraphron Carpenterii Chelymorpha 

 Phyllophora, or the Turtle-snap 3d Leaf-bearer ... ... HO 



CHAPTER IV. 



DIPTEBA. 

 Culex Pipiens ... ... ... ... ... ... ... ... 120 



Ptychoptera ... ... ... ... ... ... 124 



Scatophaga. The family of the Brachycera the Scatophaga 

 Lonchoptera Bibeo Dolichopus The Opotnyza Uhlorops 

 Phoro Leptis Asilus Empis Empis Stercorea 

 Hilara Syrphus Pyrastri Borborus Equinus Sepedon 

 Sepsis 125 



The Halteres, Poiscrs, of Diptera. Halter QS of Blow-fly Hal- 



teres of Tabanus ... ... .. ... ... ... . 143 



