INDEX. 



nigro-cincta, 450. 

 Nilotica, 12. 

 Nitela, 382. 

 nitens, 127. 

 nitida, 67, 77, 84, 163, 

 194,210,275,439. 

 nitidiuscula, 289. 

 nitidiventris, 12, 258. 

 nitidula, 80. 

 nitidulus, 154, 298. 

 nitidura, 235, 379. 

 nivosa, 265. 

 nobilis, 33, 156. 

 nobilitata, 97. 

 nodosa, 75. 

 Nomada, 382. 

 notata, 16, 86, 321. 

 notatus, 125, 126. 

 Notocyphus, 172. 

 nubilipennis, 164, 347. 

 nudata, 110. 

 nudatus, 133. 

 nudipennis, 113. 

 Nysson, 352. 

 Nyssonidae, 336. 



0. 



obliqua, 281. 

 obliquata, 43. 

 obliquus, 316, 406. 

 obliterate, 8. 

 obscura, 79,89,97,189. 

 obscurella, 251. 

 obscurus,140,314,418. 

 obsoleta, 40. 

 obsoletus, 296. 

 obtusiventris, 120. 

 occidentalis, 61. 

 Occitanica, 242. 

 ocellaris, 52. 

 ocellata, 201. 

 ochrocerus, 135. 

 octavo-notatus, 401. 

 octomaculata, 9. 

 octopunctatus, 129. 

 oculata, 30, 309, 319. 

 oculatus, 425. 

 oculifera, 46. 

 odontellus, 129. 

 olivacea, 318. 



