INDEX. 
British Oak, The, 33; growth of 
seedlings of, 34; variation of 
growth, 34 
British Oak Galls, History of, xv 
British Phytophagous Hymenoptera, 
Monograph of, xviii; quotation 
from vol. iv, 125 
Cambium layer, The, nature of, 1 ; 
activity of, 2 
Cameron, Peter, on: Biorhiza aptera 
ovipositing, 27; gall formation, 3; 
gall of Andricus amenti, 52; Aphi- 
lothria collaris,79; A. marginalis, 
89; Neuroterus punctatus, 125; 
inquilines in gall of Andricus tes- 
taceipes, 72 
Carpocapsa juliana, 85 
Cecidomyia Lichtenstinii, 145 
Charcoal from oak wood, 37 
Coccus quercicola, 146 
»  variolosum, 146 
Collecting oak galls, 42 
Colours of galls, 7 
Complex structure of galls, 6 
Component parts of galls, 5 
Contarinia Ilicis, 145 
Cotyledons absorbing water, 35 
Cynipide, The, as gall producers, 26 ; 
as gall-wasps, xiv; as parasites, 
26; accurate deposition of ova, 23; 
affecting the oak, 26; alternate 
generations of, 49; a. g. not con- 
fined to, 30; cling with tenacity, 
27; beautiful metallic colours of, 
28 ; bi-sexual reproduction of, 31; 
difficult to rear, 27; larve of, 30; 
lethargic habits of, 27; method of 
oviposition, 29; non-sexual repro- 
duction of, 31 ; number of ova of, 
29; ovum of, 29; pupa of, 30; 
terebra of, 28 
Cynips agama, 108 
albopunctata, 73 
aptera, 98 
autumnalis, 75 
axillaris, 56 
or 
” 
22 
2 
165 
Cynips calicis, 143 
callidoma, 77 
cerricola, 143 
clementineg, 55 
collaris, 79 
conglomerata, 105 
corticalis, 95 
corticis, 80 
crustalis, 139 
curvator, 56 
disticha, 110 
divisa, 112 
fasciata, 79 
fecundatrin, 82 
Serruginea, 70 
folit, 115 
4-lineatus, 90 
galeata, 144 
gemme, 82 
glandulz, 60 
globuli, 86 
inflator, 68 
inflorescentiz, 94 
Kollari, 52, 102; Beyerinck 
on alternate generation 
of, 108; first appearance 
in England of, 103; fun- 
gus on, 107; growth of, 
106 ; most durable British 
gall, 6; ovaries of, 21; 
possesses no male, 32 ; pro- 
tuberances on, 107; sessile 
and axillary, 107; simila- 
rity to three continental 
forms, 105; structure of, 
6; tannin in, 104. 
lenticularis, 120 
lignicola, 102, 105, 
longiventris, 113 
lucida, 64 
majalis, 73 
marginalis, 89 
megaptera, 139 
numismatis, 122 
quercus baccarum, 120, 129 
»  folu, 115 
»  petioli, 102 
