_Callophrys rubi_, 147. _Plates_ 96, 97 Camberwell Beauty, 73. _Plates_ 41, 42, 43 _Carterocephalus palæmon_, 195. _Plates_ 126, 127 Caterpillar stage, 2 Chalk Hill Blue, 127. _Plates_ 108, 109, 117 Chequered Skipper, 195. _Plates_ 126, 127 Chloroform Bottle, 19 Chorion, 1 Chrysalis, 6 _Chrysophanus dispar_, 148, _Plates_ 98, 99; var. _rutilus_, 149; _circe_,* 152; _dorilis_,* 152; _gordius_,* 152; _hippothoë_,* 152; _phlæas_, 152, _Plates_ 100, 101, 119; var. _eleus_, 152; var. _schmidtii_, 152, _Plate_ 101; var. _hypophlæus_, 154; _virgaureæ_,* 152 Classification, x Clouded Yellow, 51. _Plates_ 22, 23, 24 Clubs of Antennæ, 9. Fig. 7 _Cænonympha pamphilus_, 136, _Plates_ 92, 93, var. _lyllus_, 136; var. _ocellata_, 137, Plate 92; _typhon_, 132, _Plates_ 90, 91, 92; var. _davus_, 133; var. _laidion_, 133; var. _philoxenus_, 133; var. _rothliebii_, 133; var. _scotica_, 133 _Colias edusa_, 51, _Plates_ 22, 23, 24; var. _helice_, 52, _Plate_ 24; _hyale_, 48, _Plates_ 20, 21 Collecting, 16 Comma, the, 62. _Plates_ 32, 35 Common Blue, 163. _Plates_ 106, 107, 118, 119 Compound Eye, 9 Cremaster, 6. Fig. 5. _Cupido argiades_, 156, _Plates_ 102, 103; var. _comyntas_, 158; var. _polysperchon_, 158 Cyanide Bottle, 19 _Cyaniris argiolus_, 172. _Plates_ 112, 113 Dark Green Fritillary, 89. _Plates_ 55, 59, 61 Dehiscence, 7 Dimorphism, viii Dingy Skipper, 186. _Plates_ 122, 123 Drying House, 26 Duke of Burgundy, 182. _Plates_ 120, 121 Ecdysis, 5 Egg-stage, 1 Emergence of a Butterfly, 7 _Epinephele ianira_, 125, _Plates_ 84, 85; _jurtina_, 125; _tithonus_, 127, _Plates_ 86, 87, 119; var. _albida_, 128, _Plate_ 119; var. _mincki_, 128 _Erebia æthiops_, 113, _Plates_ 76, 77; var. _obsoleta_, 114; var. _ochracea_, 114; _blandina_, 113; _epiphron_, 111; var. _cassiope_, 111, _Plates_ 76, 77; var. _obsoleta_, 112; _ligea_,* 117 Essex Skipper, 189. _Plates_ 124, 125 _Euchloë cardamines_, 43, _Plates_ 15, 17; var. _hesperidis_, 44 Eyes or Ocelli, 4 False legs of caterpillar, 4. Fig. 2A Feelers, 4, 9 Feet, 3 Gatekeeper, 127. _Plates_ 86, 87, 119 Glanville Fritillary, 101. _Plates_ 65, 69, 71 _Gonepteryx rhamni_, 54. _Plates_ 25-27 Grayling, 117. _Plates_ 78, 79 Green Hairstreak, 147. _Plates_ 96, 97 Green-veined White, 38. _Plates_ 10, 13, 14 Grizzled Skipper, 184. _Plates_ 122, 123 Gynandromorphism, viii Head of Butterfly, 8, Fig. 6; of Caterpillar, 4, Fig. 3 Heath Fritillary, 98. _Plates_ 67, 68 Hermaphrodite, viii _Hesperia alveus_, 185; _malvæ_, 184, _Plates_ 122, 123; var. _lavateræ_, 184; var. _taras_, 184 Heterocera, vii High Brown Fritillary, 87. _Plates_ 53, 54, 57 Holly Blue, 172. _Plates_ 112, 113 Horns, 9 Instar, 5 Killing, 18