APPENDIX. 



xcv 



BEXEFICIAL TO VEGETATION, 



Ichneumonidace. — Ichneumon Jlies. 



20. Pimpla lunator. 



21. Ophion mundus. 



22. Ophion flavicornis. 



24. And two other species. 



25. Ichneumon brevicinctus. 



50. And twenty-five other species. 



DlplolepiJce. 

 53. Three species. 



Chalcididce. 

 ■57. Four species. 



Proctotrupidce. 

 00. Three species. 



Fonnicidce. — Ajits. 

 01. Formica pennsylvanica. 

 04. And three other species. 



Alutillidte. — Stinging Ants. 

 65. Mutllla ferrusata. 



WITH VERY FEW EXCEPTIONS. 



67. And two other species. 

 Pompiliidce. 



71. Four species. 



Sphegida'. — Sand Wasps. 



72. Sphex Pennsylvanica. 



73. Sphex csBrulea. 



74. Sphex ichneumonea. 



77. And three other species. 



Vespida'. — Wasps. 



78. Vespa fraterna. 



79. Vespa fuscata. 



80. Vespa maculata. 



140. And about sixty other species. 



Apidce. — Bees. 



141. Bombus Americanorum. 



142. Bombus impatiens. 



144. And two other species. 



145. A2)is meUifica, (honey bee.) 



VIII. NEUEOPTERA 



INSECTS BENEFICI. 



LihelluUdce. — Dragon flies. 



1. Libellula pulchella. 



2. Libellula Lydia. 



3. Libellula pruinosa. 



4. Libellula exusta. 



12. And eight other species. 



13. Aeshna heros. 



14. Aeshna clepsydra. 



15. Aeshna obsoleta. 



24. And nine other species. 



25. Gomphus furcillata. 



34. And nine other species. 



35. Agrion materna. 



36. Agrion opaca. 



37. Agrion basalis. 



38. Agrion fugitiva. 



39. Agrion hastata. 

 58. And nineteen other species. 



AL TO VEGETATION. 



Epliemeridce. — Day flies or Mag flies. 



59. Ephemera bispinosa. 



60. Ephemera fuscicostata. 



62. And two other species. 

 Hemerohiida'. — Lace-ioinged flies. 



63. Hcmerobius irroratus. 

 Panorpidcc. — Scorpion flies. 

 Panorpa communis vel fasciata. 



Sialidie. 

 Corydalis cornutus. Male. 

 Corydalis cornutus. Female. 

 Chauliodes pectinicornis. Male. 

 Chauliodes pectinicornis. Fern. 

 Chauliodes denticornis. 

 70. Sialis maurus. 



Perlidre — Aphis lions. 

 Chrysopa perla.-Harris. (Com- 

 mon lace-wing.) 



64. 



65. 

 66. 

 67. 

 68. 

 69. 



71. 



IX. T R I C II P T E R A , 



Pryganeidce. — Caddis flies. 

 Phryganea semifasciata. 

 Phryganea interrupta. 

 Phryganea radiata. 



4. Phryganea sericea. 



5. Phryganea stygipes. 



6. Phryganea hieroglyphica. 

 18. And twelve other species. 



