142 MISC. PUBLICATION 500, U. S. DEPT. OF AGRICULTURE 



stimsoni, 40. 



Strepsiptera, 12. 



striata, 76, 123. 



stylosa. 29, 130. 



suavis, 103. 



subulata, 101. 



Suctoria, 14. 



swansoni, 71. 



systalta, subspecies of wagnen, 64, 65. 



Tabanidae, 12. 



tabavuana, subspecies of gigas, 88. 



talpae, 88. 



Tamiophila, 75, 76, 77. 



tamoyus, subspecies of australis, 21. 



Tarsopsylla, 24, 31, 32. 



telchinum, 55, 57, 63, 64. 



telegoni, 25, 26. 



terinus, 111. 



terribilis, 72, 131. 



testor, 78. 



Tetrapsyllus, 20. 



texana, species of Sternopsylla, 97, 98, 99, 



136. 

 texana, species of Tamiopbila, 76, 77. 

 thamba, 64. 

 Thrassis, 24, 44. 



Tiamastus, subgenus of Rhopalopsyllus, 21. 

 Trichopsylla, 16, 17, 24, 55, 56, 67. 

 Trichopsylla, subgenus of Trichopsylla, 56, 



65. 

 Trichopsylloides, 8, 15, 16, 19. 

 Trichoptera, 11, 12. 

 tripectinata, 87. 

 tripta, subspecies of exilis, 61. 

 Tritopsylla, 81. 



tuberculata, 53. 



tuberculata, variety of tuberculata, 52, 53. 



tuberculaticeps, 18, 19. 



Tunga. 14, 116, 119, 120. 121. 



Tungidae, 120. 



tupinus, subspecies of australis, 21. 



Typhloceras, 84. 



T yphloceratidae, 75. 



unipectinata. 100. 



Uropsylla, 73. 



Uropsyllinae, 14, 15, 73. 



ursi, 18, 19, 129. 



utahensis, Ceratophyllus, 69, 123. 



utabensis, subspecies of howelli, 47. 



utahensis, variety of ignota, 42. 



vagabundus, 71, 72. 



vancouverensis, 99. 



Vermipsylla, 13, 16. 



Vermipsyllinae, 14, 15, 16. 



vesperalis, 36, 37, 38. 



vidua, subspecies of intermedia, 82. 



vigens, subspecies of hamifer, 91. 



vison, 64, 123. 



v ul pes, 17. 



wagneri, 58, 65. 



wagneri, subspecies of wagneri, 64, 65, 123. 



walkeri, 55, 56. 



wasbingtonensis, 53. 



wenmanni, 77, 79, 123, 133. 



wetmorei, 87, 123. 



wickhami, 32, 33, 123. 



wolffhuegeli, 5. 



wymani, 29. 



Xenopsylla, 102, 103, 104, 112. 



Xestopsylla, 120. 



