( cxliii ) 



GENERAL INDEX. 



The Arabic figures refer to the pac/e.s of the 'Transactions' ; the Roman 

 numerals to the pages of the ' Proceedings.' 



The Pivsident's Address is not separately indexed. 



GENERAL SUBJECTS. 



AbeiTatioD, in Lepidoptera, exhibited, Ixiv ; in Palaearctic butterflies, exhi- 

 bited, Ixix ; of Leucanidae, new, exliibited, Ixx. 



Abraxas grossulariata, Mendelism in, exhibited, xxxi. 



Acidalia virgularia, Mendelism in, exhibited, vi. 



Africa, locusts and dragouflies from, exhibited, iv ; on some lu'w and little- 

 known Hesperiidae from tropical West, vii ; revision of species of genus 

 Lycaenesthes from, 1 ; Lycaenid from West, exhibited, Ivi ; notes on 

 some rare or little-known Homoptera from South, lix ; mimetic relations 

 of butterflies from East and West, exhibited, Ixvii. 



Aylais pupae, colour variation of, exhibited, Ixxi. 



Agriades thetis (bellargics) and A. coridon, discussion of the affinities of, Ixxiv. 



Agrotis vestigialis, attack by earwig on, exhibited, iii. 



America, in London, sawfly fi-om North, exhibited, xxix ; Chrysophanids 

 from North, exhibited, xlix. 



Anthocharids from South France, exhibited, xxix. 



Ants, rare British, exhibited, xxiii; from North Britain, exhibited, xxxi ; and 

 their mimics, black, exhibited, xlv ; gynandromorphous, exhibited, lix 

 nests, some experiments with, Ixxx ; by Myrmecophilous Coleoptera, on 

 the colonisation of new nests of, 413. 



Arctiid from Hyeres, exhibited, Ivii. 



Ascalaphus coccajus from Geneva, exhibited, xlix. 



Auditors for 1910-11, appointed, Ixxii. 



Aulacodes simpliciaiis, notes on the life-history of, exhibited, xl. 



Australia, note on the Luciola of, Ixxxi ; and Tasmania, revision of the 

 Malacodermidae of, 45. 



Barker, H. W., notice of death of, xlviii. 



Beetle, mimicry of oriental cockroach and, exhibited, iii ; injuries to Cetouiid, 

 exhibited, xi ; rare British, exhibited, xxx, xlviii, Iviii, Ixv ; new Irioh, 

 exhibited, xxxii ; carrier of winged Diptera, exhibited, xlvi. 



Birds, attacking butterflies, xxviii ; aud lizards, the liability of butterflies to 

 attacks by, lix ; as a factor in the production of mimetic resemblances 

 among butterflies, 329. 



Blattidae, mimetic oriental, exhibited, xviii ; studies of the, 253. 



