LIST OF ENGKAVINGS ON WOOD. 



The description being given ivith the English name to each figure, the 

 scientific name alone is given in the folloicing List. 



CHAPTER I. 



1. Mamestra persicarijB . 



2. Vespa erabro .... 



3. Agriotes lineatus (larva of) 



4. Triphffina pronuba . . 

 •j. Hypoderma bovis (breath 



ing-tubes of larva) . 

 G. Pieris brassic.u (larva and 



chrysalis of) . . . 

 7. Melolontha vulgaris (larva 



and pupa of) . . , 



PAGE 



1 

 2 

 3 

 4 



FIG. PAGE 



8. Anthomyia betas (eggs of, 



also Lepidopterous eggs) 9 



9. Meligethes (eggs of) . . .11 



10. Caloptenus spretus (larva) 11 



11. Anthomyia larvae and pupas 12 

 Lygus solani and jjupie (1- 



4) and L. umbellatarum 



(5, (5) 13 



Athalia spinarum. ... 14 

 Doryphora decemlineata . 16 



12 



CHAPTER II. 



15. Zabrus gibbus . . . 



16. Agrotis exclamationis 



17. Apion (larva and pupa) 



18. Cynips kollari (larva 



pupa) .... 



19. Hylemyia coarctata 



20. Eupteryx solani . 



21. Sesia bembeciformis 



22. Psila rosaj . . . 



23. Pulex irritans . . 



24. Tenebrio molitor . 



25. Pygffira bucephala. 



26. Pieris brassicae. . 



. 17 

 . 18 

 . 19 



and 

 . 20 

 . 21 

 . 22 

 . 24 

 . 27 

 . 28 

 . 28 

 . 29 



27. Bombus lucorum (1) and 



B. terrestris (4). . . .30 



28. Athalia spinarum. . . .30 



29. Caloptenus spretus . . .31 



30. Forficula sp 32 



31. Aphis brassicffi 32 



32. Miris dolabratus (1-4) and 

 M. tritici (5, 6). . . .33 



Thrips cerealium (1-4) and 



T. minutissima (5-8) . 33 

 Mormonia nigromaculata . 34 

 Stylops spencii 34 



33 



.34. 



35. 



29 36. Chrysopa perla 34 



CHAPTER 111.— DIPTEBA. 



37. Tipula oleracea .... 36 



38. Trichocera hiemalis ... 38 



39. Cecidomyia tritici ... 42 



40. „ destructor . . 44 



41. Barley-stem infested by C. 



destructor 45 



42. Puparia of C. destructor . 40 



43. Anthomyia ceparum. . . 49 



44. Drysophila flava . . . .50 



45. Anthomyia betae .... 51 



46. ,, brassicffi (1-3), 

 A. radicum (4, 5) and A. 

 tuberosa (6-9) .... 53 



