( cxx ) 



Beetles, melanism in, exhibited, xxv ; rare British, exhibited, xliv, Iv, Ivi ; 

 Goliath, exhibited, xlvi ; rare and blind, exhibited, xlix ; at Purley, rare, 

 exhibited, lix. 



Belenois thysa, mimicry by Colwnis telesi'phe and, exhibited, xcvi. 



Bingham, Lieut.-Col. Charles T., notice of the death of, lix. 



Bionomic notes, on butterflies, Iviii, 607 ; on British East African butterflies, 

 489. 



Blatta, living, exhibited, xxix ; living larvje of, exhibited, Iv. 



Blattidw in amber, exhibited, xxviii. 



Bolivia and Peru, descriptions of Micro-Lepidoptera from, xcii. 



Bourbon, mimicry in butterflies from, exhibited, iii, slii ; mimicry in the 

 butterflies of Mauritius and, exhibited, iv. 



Brazil, descriptions of new species of Lepidoptera-Heterocera from South- 

 east, xxi, 143. 



Britain, Potato Gnat in, exhibited, ii. 



British Beetles, rare, exhibited, xliv, Ivi ; Lepidoptera, exhibited, xlvi ; 

 larvae and pupse, living, exhibited, xlvi ; species, local variation in a 

 common, exhibited, xlvi ; Lepidoptera, drawings of varieties'of , exhibited, 

 xlvi ; Ants, insects and other forms associated with, exhibited, xlvi ; 

 Ants, exhibited, xlvii ; Aculeate Hymenoptera, exhibited, xlvii ; Neu- 

 roptera, rare, exhibited, Iv, Ivi ; Coleoptera and Hemiptcra, rare, 

 exhibited, Ivii ; Heterocera, rare and variant, exhibited, Ivii ; butterflies, 

 aberrant, exhibited, Ixii ; Wonagria, new, exhibited, Ixxv ; Coleoptera, 

 rare, exhibited, Ixxvi ; Anthrocera, new, exhibited, Ixxxvi ; Pieris napi, 

 with Swiss F. napi, var. hryonife, experiments in crossing, exhibited, 

 Ixxxvii. 



British East Africa, bionomic notes on butterflies from, 489. 



British Guiana, Heliconine butterflies from, exhibited, xlv. 



Bulbul feeding its young on specially protected insects, xxxi. 



Butterflies, from the Pyrenees, exhibited, i ; from Bourbon, mimicry in, 

 exhibited, iii, xlii ; association of Pierine and Nymphaline, exhibited, 

 xxii ; rest attitudes of, exliibited, xlv ; scents in, exhibited, xlv ; varia- 

 tion and dimorphism in Indo-Chinese and Indo-Malayan, exhibited, xlv ; 

 from British Guiana, Heliconine, exhibited, xlv ; mimicry in African, 

 exhibited, xlvi ; of the Mediterranean region, spring, exhibited, xlvi ; 

 rare and variable species of Swiss, exhibited, xlvi, Ixxxvi ; homceochro- 

 matism in French, exhibited, xlvi ; and their models, mimetic Nymphaline, 

 exhibited, xlvi ; mimicry in tropical American, xlix, 585 ; mimicry in 

 South American, exhibited, li ; from South Spain, exhibited, liv ; bio- 

 nomic notes on, Iviii, G07 ; Vosges and aberrant British, exhibited, Ixii ; 

 taken in Jamaica, notes on some, 37 ; of Tobago, on some of the, 53 ; 

 bionomic notes on British East African, 489. 



Butterfly subjects, drawings of, exhibited, xlvi. 



Bye-law, alteration of a, xvii, xviii. 



Callidryas euhile, plants of Bryophi/Uum calycinum, a favourite resting-place 

 of, exhibited, xlv. 



Calligenia miniata, exhibited, xxix. 



Canaries, Rhopalocera from the, exhibited, xlix. 



Celastrinids and Everids, mimetic group of Indian, exhibited, Ixxxi. 



Ceylon, Lampyridw from, exliibited, xlviii. 



