10 



Agrihis bilineatus, VII, 71. 



Agriotes mancus, beetle and larva, XXVII, 77. 



Allorhina nitida, X, 21. 



Anthrenus scrophularise, IV, 58. 



Aramigua fulleri, different stages, XXVII, 89. 



Araecerus fasciculatus, VIII, 36. 



Attagenus piceus, IV, 61 ; VIII, 18. 



Bruchus chinensis, VIII, 25. 



4-maculatus, VIII, 25. 

 Calosoma calidmn, adnlt and larva, XXIX, 37. 

 Cerotoma trifurcata, IX, 67. 

 Ceutorhynchus rapae, work of, XXIII, 40. 



beetle, larva, and pupa, XXIII, 43. 

 Corthylus columbianus, VII, 17. 



galleries of, VII, 18. 

 punctatissimus, VII, 16. 



ambrosia of, VII, 17. 

 galleries of, VII, 1 7. 

 Crioceris 12-punctata, egg, X, 58. 

 Dendroctonus frontalis, VII, 73. 



galleries of, XXVIII, pi. viii. 

 work of, XXVIII, pi. xii. 

 piceaperda, larva, pupa, and adult, XXVIII, pi. ii. 



galleries and mines of, XXVIII, pis. iii, iv, v. 

 dormant and active periods, XXVIII, 19. 

 terebrans, work of, XXVIII, pi. xii. 

 Dermestes lardarius, IV, 108. 

 Diabrotica vittata, X, 26. 



head of larva, X, 28. 

 egg, XIX, 48. 

 Disonycha xanthomelaana, XIX, 81. 

 Dryocoetes picea, work of, XXVIII, pi. viii. 

 Echocerus cornutus, IV, 115. 

 Elaphidion inerme, XVIII, 41. 



mucronatum, XVIII, 43. 

 subpubescens, work of, XVIII, 41. 

 villosum, XVIII, 36. 

 Epicaerus imbricatus, XIX, 62. 



attacked by fungus, XXIII, 32. 

 Epilachna borealis, XIX, 11. 



work of, XIX, 14. 

 Epitrix cucumeris, XIX, 89. 



parvula, X, 80. 

 Euphoria inda, XIX, 68. 

 Gnathotrichus materiarius, VII, 30. 



gallery of, VII, 30. 

 Haltica ignita, beetle, egg-mass, larva, and pupa, XXIII, 70. 



abdominal segments, XXIII, 73. 

 Hoplia callipyge, beetle, XXVII, 97. 



Hyperaspis signatus, larvae feeding on Pulvinaria, XXVI, 18. 

 Lachnosterna arcuata, XIX. 74. 



sexual characters, XIX, 7">. 

 egg, larva, pupa, and beetle, XXVII, 75. 

 fusca, sexual characters, XIX, 75. 



