142 



Delafield's haematoxylin, 135. 

 Dichotomous branching of veins, 1 1 2. 

 Digitus (dig'i-tus), 67. 

 Diptera, wing-veins of, 97. 

 Distad (dis'tad), 4. 

 Distal (dis'tal), 4. 

 Distiproboscis, 84. 

 Dolichopodid (Dol-i-chop'o-did), 



wing of a, 98. 

 Dorsad (dorsad), 2. 

 Dorsal (dorsal), 2. 



Ectad (ec'tad), 4. 



Ectal (ec'tal), 4. 



Egg-calyz, 43. 



Egg-guide, 29. 



Egg-tubes, 41, 



Ejaculatory duct, 40. 



Elytra (el'y-tra), 72. 



Embryology, material for study of, 



124. 

 Empidid (Em'pi-did), wing of an, 98. 

 Entad (en'tad), 4. 

 Ental (en'tal), 4. 

 Entire, 09. 



Epicranial suture, 17. 

 Epicranium (ep-i-cra'ni-um), 10, 64. 

 Epimeron (ep-i-me'ron), 24. 

 Epipharynx (ep-i-phar'ynx), 18, 85. 

 Epipleura (ep-i-pleu'ra), 68, 72. 

 Episternum (ep-i-ster'num), 22, 24. 



Fastening sections on slide, 132. 



Fat, 35, 56. 



Femur (fe'mur), 26. 



First, second, third, etc., 5. 



Fixative, 132. 



Fixing, 124. 



yiabellum (fla-bel'lum), 79. 



Flemming's chromo-aceto-osmic 



acid, 126. 

 Frenate moths, wings of, loi. 

 Frenulum (fren'u-lum), 99. 

 Frenulum hook, 102. 

 Front, II. 



Frontal ganglion, 51. 

 Frontal ridge, 64. 

 Furcula (fur'cu-la), 28. 

 Furrows of the wing, 94. 



Galea (ga'le-a), 15. 



Ganglia (gan'gli-a), 34. 



Gastric caeca (gas'tric cae'ca), 36. 



Genae (ge'nae), ii. 

 Generalized, 87. 

 Glossa (glos'sa), 19, 67. 

 Grenacher's borax carmin, 134. 

 Great-dorsal-recti-muscles, 53. 

 Great- ventral-recti-muscles, 53. 

 Gula (gu'la), 65. 

 Gular (gu'lar) sutures, 66. 



Haemalum, 135. 



Haematoxylin, 135, 136. 



Hardening, 127. 



Head, 7. 



Head, parts of the, 9. 



Heart, 47. 



Hepialus (He-pi'a-lus), wings of, 



lOI. 



Hermann's platino-aceto-osmic acid, 



126. 

 Histoblasts, 61. 



Histology, methods of insect, 121. 

 Holorusia rubiginosa, 54. 

 Honey-bee, wing of, 108. 

 Humeral angle, 95. 

 Humeral cross-vein, 91. 

 Hymenoptera, wings of, 102. 

 Hypopharynx (hy-po-phar'ynx), 14^ 



20, 77. ^ 

 Hypothetical type of wing, 96. 



Ichneumon-fly, wing of, 108. 

 Imaginal buds, 61. 

 Imbedding, 127. 

 Infiltrating, 127. 

 Inner margin, 95. 

 Intermediate, 6. 

 Interrupted, 72. 

 Intestinal caecum, 57. 

 Intestine, 37, 56. 

 Intima (in'ti-ma), 46. 

 Iron haematoxylin, 136. 



Jugular sclerites (ju'gu-lar scle'rites), 



13. 

 Jugum (ju'gum), loi. 



Killing, 124, 



Krauss, Dr. William €., 51. 



Labella (la-bel'la), 84. 

 Labial palpi (la'bi-al pal'pi), 14, 

 Labium (la'bi-um), 14. 

 Labrum (la'brum), 1 1 



