INDEX. 



309 



Cheaply-made aquaria, 18, 27 

 Chestnut, Water, 85 

 " China Marks," 259 

 ChirocephaluB stagnalis, 295 

 Chironomus plumosus, 269 

 Chirping Beetle, 213 

 Chrysomela polita, 226 

 ChiysomeUdse, 225, 226 

 Chub, 122 

 Cladooera, 289 



Clark's bottles for coUeoting, 36 

 leanlineas ne ces aary, 303 

 Cloen, 257 

 Cnemidotus, 213 

 csesus, 214 

 Cobitis barbatula, 132 



taenia, 134 

 Coke for rockwork, 44 

 " Cold-water" Gold-fish, 112 

 Coleoptera, 197 

 CoUeoting equipment, 34 

 Colymbetes, 202 

 fuscua, 209 

 atriatus, 209 

 Combined aquarium and fernery, 



19 

 Conohifera, 162, 187 

 ConfervaB, effect of light on, 48 

 Corethra plumicornis, 264 

 Corixa, 232, 237 

 fossarum, 239 

 Geoffroyi, 238 

 moosta, 239 

 Sahlbergi, 239 

 striata, 239 

 Cottus gobio, 142 

 Covering aquaria, 304 

 Crayfish, fresh-water, 284 

 Creeper, larva of the Stone-fly, 259 

 Creeping Water Scorpion Grass, 76 

 Crowding to be avoided, 305 

 Crowfoot, Ivy-leaved, 72 



Water, 71 

 Crucian Carp, 119 

 Cmataoeans, freah- water, 284 

 Cryatalworta, 90 

 Culex annulatus, 263 

 ciliaria, 263 

 nemoroaus, 263 

 Cutting grooves in slate, 1 5 



Cyclops, 289 



quadricomis, 292 

 CymatiiB, 239 

 Cyprides, 289, 291 

 Cyprinidse, 113 

 Cyprinus oarpio, 115 



rex Cyprinorum, 119 

 Cypria, 291 



fuaca, 292 



D. 



Dace, 123 



Daphnia mucronata, 291 



psittacea, 290 



Pulex, 289 



reticulata, 291 



Schoefferi, 290 



Yetula, 291 

 Daphniffi, 289 

 Darwin quoted, 186 

 Day-flies, 254 



Dead and decayed matter, remov- 

 ing, 304 

 Deep vessels, evils of, 2, 302 

 " Demoiselles," 248 

 " Devil, Water," 206 

 Dimensions of aquaria, 3, 302 

 Dimyarian Molluaca, 188 

 " Dipping-tube," 304 

 Donacia, 226 



dentata, 226 

 Donaciadae, 225, 226 

 Dragon-flies, 247 

 Dredging, net for, 278 

 Dreiasena polymorpha, 196 

 Dreissenidae, 188 

 Drone-fly, 269 

 Duck Musael, 193 

 Duckweed, 87 

 Greater, 88 

 Ivy-leaved, 88 

 Lesser, 88 

 Thick, 88 

 Dytisoidse, 198, 200, 221 

 Dytiscides, 202 

 Dytiacus, 202 



marginalis, 199, 202, 218 

 punctulatus, 208 



