Index. 



341 



Shamrock (water), 101. 

 Shephard, 181. 

 Shore bugs (see Saldid»). 

 Slater, 144. 

 Smartweed. 93. 

 Smith Pond, 17, 20. 

 Smoky Hill river, 19. 

 Snails, 149, 208, 248. 

 Soars, 31. 

 Sphagnum, 33, 93. 

 Spike rush, 33, 34, 93. 

 Spirogyra, 35, 37, 93, 228, 240, 243. 

 Springtail, 101, 102. 

 Striders (see Gerridse). 



Swammerdam, 13, 36, 91, 151, 157, 158, 

 161, 190. 



T. 



Tenagobia, 211, 212. 



Tenagogonus, 107, 112. 



Tenagogonus franciscanvs, 113. 



Tenagogonus hesione, 113. 



Tenagogonus hyalinus, 112, 118. 



Tettix, 50. 



Tetraspora, 242, 244, 246. 



Thomas, 36, 235. 



Tigny, 14. 



Tillyard, 230. 



Tingidida), 34. 



Todd, 145. 



Trepobates, 29, 42, 107, 114. 



Trepobatei pictus, 115, 119. 



U. 

 Uhler, 15, 50, 51, 53, 54, 79, 80. 144. 208. 



Van Duzee, E. P., 9, 11, 153. 

 Velia, 30, 42, 122, 131, 139. 

 VeliidjB, 8, 11, 12, 29, 30, 40, 121. 

 VeliidsB, Biology of, 134. 

 VeliidiB, Key to genera, 122. 

 Velia annuUpes, 131, 135. 

 Velia australis, 131, 132. 

 Velia braehialis, 131, 133. 

 Velia, Key to species, 131. 

 Velia stagnalis, 131. 132. 

 Velia watsoni, 134. 

 VorticeUa, 146. 



W. 

 Walchenser, 1 4. 

 Ward and Whipple, 32. 

 Water mites, 31, 182, 222. 

 Water scorpion, 13. 

 Weed, 148, 149, 150. 

 Wefelshied, 16, 179. 

 Welch, 144. 

 Wesenberg-Lund, . 



D 



