INDEX 



451 



Clausilia, 132-133 

 Claviger testaceus*, 416 

 Clitellum, 73 

 Coccidae, 292, 293 

 Coccitiella bi-punctata, 251-252 

 Coccinellidae, 251-252, 864 

 Cockchafer, Common, 259-260, 264 

 Cockle, Edible, 150, 151 



Orb-shell*, 148, 151 



Pea-shell, 148, 151 

 Cockroach, Common*, 208, 266-269, 



74*275 

 Coelum, 60 



Columella, use of term*, 107, 131 

 Conjugation, meaning of term, 16 

 " Contact-odour " sense of ants, 414 

 Coral, Common Red*, 48, 49 



Devon Cup*, 45-46, 49 

 Coral reefs, 46-48 

 Coralline, Bird's Head*, 99, 103 

 Corallium rubrum*, 48, 4& 

 Cordulegaster, 305, 325 

 Cordylophora, 35, 48 

 Corethra plumicornis* ', 344 - 346, 



360 



Corixa*, 281, 293 

 Cossidae, 231-232, 239 

 Cossus ligniperda, 231-232, 239 

 Cotton Spinner, 67 

 Cowry, Common*, 122, 123, 138 

 Coxa of insect's leg*, 207 

 Crab, Common*, 164, 176, 177 



Edible, 164, 176 



Hermit*, 167-169, 176, 177 



Megalopa larva of*, 165, 166 



Spider, 166, 176 



Swimming*, 164-165, 176 



Zooea larva of*, 165, 166 

 Orabro, 398, 399 

 Grangon vulgaris, 160, 163, 176 

 Crayfish, 154, 163, 176 

 Cricket, House, 274 



Mole, 274 

 Oristatella mucedo*, 100, 101, 103, 



104 



Cuckoo-spit, 292 

 Cucumaria lactea*, 67, 69 

 Gulex pipiens* , 339-344, 360 

 Culicidae, 339-346, 360 

 Curculionidae, 261-263, 264 

 Cushion feet described*, 216 

 Cyclops*, 172-173, 177, 178 

 Cynipidae, 363, 433-445, 446 

 Gynips kollari*, 435, 436 



Gypris*, 173-174, 177, 178 

 Gyproea*, 122, 123, 138 

 Cyst, 9 



Daddy-long-legs*, 356-358, 360 



Daphnia, 171-172, 177, 178 



Dart cells*, 26-27 



Dasychira pudibunda, 235-236, 239 



Dasygastres, 387 



Dicranura vinula, 235, 239 



Distomum hepaticum, 96, 103 



Dorylus (Anomma) arcens, 421, 423 



Dragon-fly, Blue*, 296-303 



Drassidae, 196, 199 



Drassus lapidosus*, 196, 199 



Dreissena polymorpha, 150, 151, 152 



Dreissenidae, 151 



Dryophanta*, 442, 443 



Dyticus ( = Dytiscus) marginalis*, 



114, 243-247, 264, 265 

 Dytiscidae, 264 



Earthworm*, 71-82, 92 



Earwig, Common*, 269-271, 274, 

 275 



Ecdysis, definition of, 154 



Echinaster* ', 63 



Echinus, 66, 69 



Elateridae. 256-258, 264 



Elytra, meaning of term, 242 



Epeira diademata*, 180-191, 199, 

 200 



Epeiridae, 199 



Ephemera*, 308-311, 



Ephemeridae, 308, 325 



Ephydatia (spongillci) fluviatilis, 56, 

 58 



Ephyra*, 40, 41 



Epigyne, meaning of term, 184 



Epiphragm, 127 



Erigoninae, 196, 199 



Eriophyes*, 198, 199 



Eriophyidae, 199 



Eristalis tenax*, 333-335, 360 



Euchloe cardamines*, 223-224, 238 



Eumenes*, 396-397, 399 



Eutnenidae, 363, 396-398, 399 



Euplectella asperg ilium, 55, 58 



Exo-skeleton, meaning of term, 154 



Eyes, structure of, in Insecta*, 208- 

 210 ; in Helix*, 128 ; in spiders, 

 179 



Eye-spots of medusae, 39 ; of star- 

 fish, 64 



