INDEX TO ILLUSTRATIONS. 



HYMENOPTEBA. 



Ablerus clisiocampse, female, VII, 7, fig. 3. 



Acoloides saitidis, II. 269, fifr. 58. 



Agiipostemon, modification of hind leg, VI, 359, fig. 



25, e. 

 Autluiphora, modification of liind leg, VI, 359, fig. 



25, a. 

 Apheliuus diaspidis, VI, 233, fig. 9; VII, 290, fig. 29. 

 Apliycns immacnlatus, VI, 236, fig. 11. 

 Apis mellifica, vax disks, VI, 35R, fig. 23, a, b; modi- 

 fication of hind log, 357, fig. 24, A. 

 Aspidiotiphagus citrinns, VI, 229, fig. 6. 

 Axinia zabriskiei, II, 305, 360, 367, figs. 29, 68, 70. 

 Bauis americanus, II, 270, fig. 59. 

 Bees, modification of hind legs, VI, 357, 359, figs. 24, 



25. 

 Bees, social, wax disks of, VI, 350, fig. 23. 

 Bees, worker, sensory hairs and olfactt)ry orga.is, 



VII, .35, fig. 11, k. 

 Bombus, modification of hind legs, VI, 357, fig. 24, C; 



wax disks, 350, fig. 23d. 

 Catolaccus anthouomi, V, 185, fig. 17. 

 Centistes americana (Perilitus americanus), I, 103, 



fig. 15. 

 Cephus pygniasus, II, 280, fig. 60. 

 occidentalis, IV, 177, fig. 15. 

 Chalcis flavipes, 1, 162, fig. 35. 

 Chelonus electus, female, VI, 372, fig. 31. 

 Cimbex americana, 229, fig. 45. 

 Cladius pectinicornis, V, 6, fig. 1; work of, V, 7, fig. 2. 

 Coccopliagus aurantii, VI, 231, fig. 7. 

 californicus, I, 269, fig. 65. 

 luuulatus, VI, 232, fig. 8. 

 Cratotechus, sp., IV, 195, fig. 19. 

 Cremnops vulgaris, female, VI, 371, fig. 30. 

 Dolerus arvensis, IV, 172, fig. 13. 

 Elachistus spilosomatis, IV, 190, fig. 20. 

 Elasmus varius, IV, 253, fig. 39. 

 Encyrtus dubius, I, 270, fig. 66. 



websteri, II, 247; fig. 53. 

 Entedon epigonus, VII, 356, fig. 36. 

 Eubadizon scLizoceri, I, 44, fig. 8. 

 Hadronotus rugosus, I, 242, fig. 53. 

 Harpiphorus maculatus, II, 140, fig. 23. 



varianus, II, 240. fig. 49. 

 Hexacladiasmithii, III, 455, fig. 35. 

 Honialotylus obscurus, infesting Coccinellid larva, 



IV, 193, fig. 17. 

 Hyperacmus tineae, II, 213, fig. 41. 

 Leucodesmia typica, VII, 402, fig. 46. 

 Limneria eurycreoutis, II, 328, fig. 65. 

 Linyphia communis, with its parasite, I, 100, fig. 21. 

 MegaspiluB niger, II, 247, fig. 52. 

 Melipona, modification of hind legs, VI, 357, fig. 24, 



B; wax disks, 350, fig. 23, c. 

 Melissodes, modification of hind leg, VI, 359, fig.25, b. 



Monomorium pharaonis, II, 107, fig. 18. 

 Monostegia ignota, 11, 137, 140, figs. 22, 23. 



rosai, work of, \, 273, figs. 35, 36; V, 274, fig. 37. 

 Myrmica ruginodis, sensory organ, VII, 35, fig. 11, 1. 

 Nematus marylandiciis, IV, 175, fig. 14. 



ventralis, I, 34, fig. 5. 

 Nomada, modification of hind leg, A'l, 359, fig. 2.5, d. 

 Nomia, modification of hind leg, VI, 359, fig. 25, f. 

 Opiiclosia crawfordi, II, 248, fig. 54. 

 Pachyneuron micans, II, 246, fig. 51. 

 Perdita, modification of hind leg, VI, 359, fig. 25, c. 

 Pliylkecus tiaviventris, VI, 296, fig. 18; egg, work 

 of female, VII, 388, fig. 42; larva, 389; fig. 43. 



integer, I, 9, fig. 2. 

 Podagrion mantis, IV, 242, fig. 28. 

 Polysphincta dictyna;, I, 106, fig. 21. 

 Praon, cocoon of, IV, 196, fig. 21. 

 Prospalta murtfeldtii, female, VII, 6. fig. 2. 

 Rhyssa persnasoria, ovipositing, I, 173, fig. 37. 

 Schizocerus ebenus, I, 44, fig. 7. 



privatus, egg-sacs, larva", and work, V, 25, fig. 6. 

 Sphecius (speciosus), IV, 248, 249, 250, 251, 252, figs. 



32, 33, 34, 35, 30, 37, 38. 

 Signiphora occidentalis, Vf, 234, fig. 10. 

 Tanaostigma coursetiiB, III, 147, fig. 20. 

 Tetracnemus diversicornis, III, 147, fig. 21. 

 Thalessa (lunator) ovipositor and egg, I, 174, fig. 38. 



lunator, 9 ovipositing, I, 172, fig. 30; pi. I, 

 facing p 179. 

 Thoron opacus, 1, 209, fig 04. 

 Tremex columba, larva, pupa, and adult, I, 178, fig. 



39 

 Vespa, organ of smell, VII, 35, fig. 11, C. 



vulgaris, organ of taste, A'll, 35, fig. 11, E. 



LEPIDOPTER.\. 



Alcathoe cordata, IV, 220, fig. 20. 

 Acontia lanceolata, V, 329, fig. 46. 



(?) n S])., V, 329, fig. 40. 

 Antaplaga koobolei, V, 329, fig. 40. 

 Archippus butterfiies resting at night, V, 200, fig. 22. 

 Arotrura ebernea, neuration and uncus, I, 110, fig. 



22. 

 3ucculatri.\ canadensisella, with work, V, 14, fig. 3. 

 Calothysanis amaturaria, IV, 382, figs. 70, 77. 

 Carpho-xera ptelearia, IV, 109, 110, 112, figs. 6, 7,11. 

 Castnia cronis var. corningii. III, 310, fig. 29. 

 Chloridea rhexia, I, 228, fig. 49. 

 Copidryas gl iveri, egg, I, 104, fig. 10; larva, fig. 



17 ; cocoon, 105, fig. 18 ; pupa, fig. 19 ; adult, fig. 



20. 

 Corn stalk-borer, larger, work, IV, 99, fig. 3. 

 Crambus topiarius, VII, 1, fig. 1. 

 Cryptophasa unipunctata. III, 384, fig. 30. 

 Cryptolechia schla>geri, II, 152 fig. 25. 

 Coptotriche complanoides, II, 322, fig. 64. 

 Depressaria heracliana, I, 95, fig. 13. 



(15) 



