144 



Postscutellum (post-scu-tel'lum), 21. 

 Praescutum (Prae-scu'tum), 21. 

 Premedia (pre-me'di-a), 90. 

 Preservation of specimens, 32. 

 Prolegs, ss- 



Pronotum (pro-no'tum), 21. 

 Propygidium (pro-py-gid'i-um), 73. 

 Prosternellum, 22. 

 Presternum (pro-ster'num), 21. 

 Prothorax (pro-tho'rax), 21. 

 Proventriculus (pro-ven-tric'u-lus), 



36. 

 Proximad <'rvrox'im-ad), 4. 

 Proximal (prox'i-mal], 4. 

 Pseudotracheae (pseu-do-tra'chese), 



84. 

 Pterostichus californicus (Pte-ros'ti- 



chus cal-i-for'ni-cus), 63. 

 Pulvilli (pul-vil'li), 26. 

 Pygidium (py-gid'i-um), 73. 



Radial cross-vein, 91. 



Radial sector, 9b. 



Radio-medial cross-vein, 91. 



Radius (ra'di-us), 89. 



Recti muscles, 53. 



Rectum, 37, 57. 



Removing paraffin, 132. 



Reproductive organs, 40, 



Respiratory system, 46. 



Rhyphus (Rhy'phus), wing of, 87. 



Rolling of sections, 130. 



Salivary glands, 57. 

 Scenopinid (Sce-nop i-nid), 98. 

 Sclerites (scle rites), 8. 

 Scutellum (scu-tel'lum), 21, 23. 

 Scutum (scu'tum), 21, 23. 

 Section cutting, 129. 

 Seminal vesicles, 42, 46. 

 Sequence of treatment of material, 



124. 

 Setigerous (se-tig'er-ous) punctures, 



65. 

 Sialis (Si'a-lis), wings of, 1 1 5. 

 Simple eyes, 10. 

 Simple suspensory muscle, 38. 

 Simple veins, 88. 

 Siricid (Si-ric'id), wing of, 108. 

 Small-dorsal-recti-muscles, 53. 

 Specialization by addition, 109. 



by reduction, 109. 

 Specialized, 87. 



Spermatheca (sper-ma-the'ca), 44, 

 Spermatozoa (sper'ma-to-zo a), 43. 

 Sphecid, wing of, 108. 

 Spiracles (spir'a-cles or spi'ra-cles>, 



24. 57- 

 Spurious vein, 99. 

 Sternite (ster'nite), 28. 

 Sternellum, 21. 

 Sternum (sternum), 21, 28. 

 Stigma, 103. 

 Stipes (stipes), 15. 

 Stomach, 36. 

 Stylets, 82. 



Subcosta (sub'Cos'ta), 89. 

 Subcostal fold, 94. 

 Subgalea (sub-ga'le-a), 66. 

 Submentum (sub-men'tum), 14. 

 Suboesophageal ganglion (sub-oe- 



soph-ag'e-al), 51. 

 Superior lobe, 15. 

 Supraoesophageal ganglia (su-pra-ce- 



soph-ag'e-al), 50. 

 Suspensoria (sus-pen-so'ri-a), of the 



viscera, 37. 

 Suspensory muscles, 38. 

 Suspensory nerves of the alimentary 



canal, 39, 49. 

 Sutures (sut'urs), 9, 

 Sympathetic nervous system, 59. 

 Syrphid, wing of a, 98. 



Tabanid, wing of, 98. 



Tabanus (Ta-ba'nus), 82. 



Taenidia (tae-nid'i-a), 47. 



Tarsus (tar'sus), 26. 



Technical nomenclature, need of 



a, I. 

 Tegmina (teg'mi-na) 27. 

 Tenthredinids (Ten"thre-din'ids, 



wings of), 108. 

 Tentorium (ten-to'ri-um), 12, 17. 

 Tergite (ter'gite), 28. 

 Tergum (ter'gum), 28. 

 Testes, 40, 41, 46. 

 Testicular follicles, 40. 

 Thorax (thorax), 8; parts of, 20. 

 Tibia (tib'i-a), 26. 

 Tipulid, 54. 



Tracheae (tra'che-ae), 46. 

 Tracheal gills (tra'che-al), ;^;^. 

 Tracheation of wings, 117. 

 Trochanter (tro-chan'ter), 26. 

 Trochantin (tro-chan'tin), 26. 



