CONTEXTS 



PAUT I 



THE STRUCTURE AXD HABITS OF THE HOUSE-FLY 



CHAPTEB PAGE 



I. IXTRODUCTIOX 1 



Historical, 1. Description of Muica domestica, 5. 

 Distribution, 7. 



II. The External Structure of Mcsca domestica . . 9 



Head capsule, 9. Proboscis, 12. Thorax, 18. "Wings, 

 23. Legs, 26. Abdomen, 26. 



in. The Internal Structure of Mcsca domestica . , 28 



Muscular system, 28. Xervous system, 29. Ali- 

 mentary system, 34. Respii-atory system, 41. Vascular 

 system and body cavity, 47. Reproductive system, 48. 



R". The Internal Structure of the Head and Proboscis 



OF ^VSCA DOMESTICA 58 



Musculature of Proboscis, 58. Oral lobes, 61. 



V. The Habits and Bionomics of the House-fly . . 65 



Local Distribution and comparative abundance, 65. 

 Seasonal Prevalence, 67. Flight or Distance travelled 

 by House-flies, 67. Feeding Habits and the Influence of 

 Food. 74. Influence of Temperature, 83. Influence of 

 Light, 83. Hibernation, 84. Regeneration of Lost 

 parts, 86. Longevity, 86. 



