( Ixii ) 



Nysson, 267. — N.dimidiatus, 269. — N.interruptus, 268. — N.spinosus, 267. — 

 N. trimaculatus, 268. 



Oxybelus, 2!)8. — 0. helUcosus, 299. — 0. bipunctatus, 299. — 0. maiidibularis, 

 299. — 0. vmcronatus, ;500. — 0. nigricornis, 299. — 0. nigripes, 300. — 

 O. jiigro-aneus, 299. — 0. 14-7iofaii/s, 299. — 0. uniglumis, 299. 



Passalcecus, 256. — P. corniger, 257. — P. gracilis, 258. — P. insignis, 258. — 

 P. monilicornis, 258. 



Paxylloma sp. ? i^arasitic in Plusia chrysitis, xx. 



Pemphredon, 259.— P. lethifcr, 260.— P. luguhiis, 259.— P. vnicohr, 260. 



Petromachus, three species new to Britain, xxxv, 



Philantkus, 276. — P. triangulum, 277. 



Polyblastus Wahlbergil, new to Britain, xxviii. 



Pompilus, 232. — P. amminatus, 238. — P. affinis, 241. — P. agilis, 242. — 

 P. approximatus, 239. — P, chalybeatus, 236. — P. cinctellus, 233. — 

 P. coiisobrinus, 235. — P. exaltatus, 241. — P. gibbus, 236. — P. %aM- 

 natus, 243. — P. minutulus, 237. — P. nif/er, 234. — P.pectinipes, 238. — 

 P. plumbeus, 234. — P. punctum, 245. — P. i-ufipes, 233. — P. spissus, 

 237. — P. trivialis, 236. — P. viaticus, 235. — P. Wesmaeli, 237. 



Ponera, 211. — P. contracta, 212. — P. punctatissima, 212. 



Priocneviis, 239 — P. affinis, 241. — P. exaltatus, 241. — P.fascus, 240. — 

 P. hyalinatus, 243. — P. notatus, 242. — P. obtusiventris, 242. — 

 P. parvulus, 243. — P. pusillus, 242. 



Prosopis rubicola, stylopized females from Epirus, xxv. — Hylechthrus 

 bred from, xxvii. 



Psen, 263.— P. aier, 263.— P. palUpes, 264. 



Sapyga, 228. — S. clavicornis, 229. — S. 5-punctata, 228. 



Saw-flies, further notes on the coloration of the larvte of, 71. 



Sclerodoma ephippium, new species of, xxvii. — described, xxvii. — Apterous 

 female of, xxx. — and winged female, xxx. 



Solenopsis, 220. — S.fugax, 221. 



Spilomena, 253. — /S. troglodytes, 254. 



Stenamma, 216. — /S. Westwoodii, 216. 



Stigmus, 254. — S.pendulus^ 254. 



Tachytes, 249. — T. pectinipes, 249. — T. unicolor, 250. 



Tapinoma, 210. — T. erratica, 210. — T. nitens, 211. 



Tenthredinidce, Parthenogenesis in the, 76. 



Tetramorium, 217. — T. ccespitum, 218. 



Tiphia, 229.— T. feviorata, 230.— T. minuta, 230. 



Trypoxyloji, 277. — T. attenuatum, 278. — T. claviceruvi, 278. — T.figuliis, 278. 



LEPIDOPTERA. 



Acontia Solaris from Eastbourne, xxx. 



Acronycta, the specific distinctness of ^1. P.si and A.tridens disputed, iii. — 



^ megacephala with only two wings, xxx. 

 AnapcBa sp. ? species from Australia, iii. 

 Apatura ilia, said to have been taken at Pinner, xxxiii. 

 Aphelia ApolUnaris, in cop. with Salamis Anacardii, xxiii. 



