( cxxvi ) 



Frey-Gessner, Dr. Emil, notice of death of, xlvi. 



Gall-fiies, preliminary catalogue of British Cecidomyidiic, with special 

 reference to the Northern, xxiv, 346. 



Genitalia of certain species of Calir/o, exhibited, xix. 



Geometrid moths from East Lothian, aberrations of, exhibited, Ixxvi. 



Geotrupes tt/phoeiis, pupation of, exhibited, xc. 



Germany, letter from Fellow interned in.xlv. 



Gibbs, A. E., notice of death of, viii. 



Hemiptera, South Indian, exhibited, viii. 



llesperidae of the genus Saranc/esa resting in holes in the ground, further 

 observations on African, Ixvii ; salt probably sought by, Ixxvii. 



Heterocera from Madagascar, new and little-known, xxiv, 85, 



Himcra pennaria, dark aberration of, exhibited, Ixxvi. 



Honorary Fellow, death of, xlvi ; nomination of, Ixxv. 



Hymenoptera, in the British Museum, new species of, 53 ; (exclusive of the 

 luirinicidae), notes on some British Guiana, 297. 



ludia, Hemiptera from South, exhibited, viii ; new Cetoniidae from British, 

 exhibited, xiv ; additions to knowledge of Cetoniidae of British, xvi, 102; 

 Fdjiilio poli/fes roiiiulus from extreme south of, exhibited, Ixxx. 



Insect life in IMesopotamia, conditions of, Ixxvi. 



Layriidue from South America, on new and littlc-knowu, xvi, IGt). 



Lasiocnemus, East African dragouHy-like Asilid,fly of genus, exhibited, Ix, 



Lepidoptera, f rom Silonica, exhibited, ii ; made in East Africa, on a collection 

 of, xlvi, 322 ; further notes on recapitulatory attitudes in, xlvii, 338 ; on 

 the protocerebrum of 3firruptery.r, 112. 



Lycaena arion, bred, exhibited, Iv. 



Li/caenidae, investigations into the life-histories of South Nigerian, Ixi. 



Madagascar, ( 'etoniidae from, exhibited, xix ; new and little-known Heterocera 

 from, xxiv, 85. 



Met/apo/ierafiH'len.s, spider attacking the fierce I'onerine ant, exhibited, Ix. 



Mendelian Heredity in relation to selection, two papers on, Ixxxv. 



Mesopotamia, conditions of insect life in, Ixxvi. 



Micro-Lepidoptcra, descriptions of South American, 1. 



MIcroptery.r ( fjepidoptera), on thr protocerebrum of, 112. 



Microscope, gift of, xv. 



Migrations of bntterdies in Britisli Guiana, notes on, xvi, 154. 



Mimicry, in Oriental butterflies, note on, ix ; resemblance in butterflies, 

 mimetic and non-mimetic, exhibited, xxviii ; another independent obser- 

 vation of the "false head" iu butterflies, Ixv ; observations on the 

 mimetic females of Papilio dardanus in late Germin East Africa, Ixv ; 

 of ant by spider, -exhibited, Ixxvi ; in certain butterflies of New Guinea, 

 exhibited, xci. 



Monotomidae, i'ulydiid<ie and Notiophysidae from the Seychelles and Aldabra 

 Islands, Coleoptera of the Families Ostornidae, xciv. 



Morplio adonis and M. eugenia distinct species, exhibited, xxv ; new sub- 

 species of M.rlutenor, exhibited, xlviii. 



Mymarid Ctn-aphractus cijiciKS taken at Oxford in 1917, Ixxxiv. 



New Guinea, mimicry in certain butterflies of, exhibited, xci. 



Nigeria, investigations into tlie life-histories of Lycacnidae from South, 

 l.xi. 



