128 



HOMOPTKUA. 



/iphis Qiieicus, note on, xcv. 

 Cicada hcrmatodes, note on, Ixv. 

 CoccHs pela, wax secreted by, xxxiii. 

 Dorthesia Chararias, parturition of, v. 

 ^otonecta glauca, habits of, xci. 

 Phyllomorpha Livingstoriii, West., Ixxi. 



HYMENOPTEIIA. 



Chelostomu Jlorisomnis, habits of, Ixxvii. 



Formica brunnen,'La\.T., 278, a new British species, Ixxxviii. 



congereus, Nyl., 278. 

 FormicidtB, I'ritish genera and species, 274. 

 Lamprocolletei bipertinatus, Smith, xxxi. 

 Myrmecina Latreilli, Curtis, 284. 

 Myrmicu acervorum, Fabr., 280. 



riespitiim. Lair., 279. 



deniicornis, Curtis, 279. 



J'ugax, Latr., 283. 



l(Evinodis, Nyl., 279. 



lippula, Nyl., 279, a new British species, Ixxxix. 



lobicornis, Nyl., 279. 



molesta, Say, 284. 



nitidula, a new liritish species, Ixxxix. 



Nytanderi, Fcerst, 280. 



pallidula, Nyl., 282. 



riigiiiodis, Nyl., 279. 



icabrinodis, Nyl., 279. 



sulcinodis, Nyl., 279. 



Westwoodii, Steph., 281. 

 Sirei duplex, injurious to Scotch Firs, xcvi. 

 Stybps, observations on ihe dilFiculties attending the discrimination of the species 



of, 115. 

 Trigona laviceps, note on, xcviii. 

 Trypoiyloii , habits of the genus, Ixxvii. 



LEPIDOPTFRA. 



Acherontia Atropos, found in a bee-hive, Ixx. 

 Agdistes lieinieltii, larva of, xvi. 

 Antispilii Pfeijff'erella, Hub.. 268. 



liirillei, Staint , 269. 



Tieituchkielta, Fisch., 268. 



