INDEX 



ABRIDGED LIFE-HISTORIES, 20 



Acentropus, 235 



Actora, 373 



Aepophilus, 380 



Aepus, 375 



Aeschnidse, 331 



Agrionidse, 331 



Agriotypus, 223 



Alder Fly, 273 



Anglers' Names for Aquatic 



Insects, 28 

 Anopheles, 92, 163 

 Aquatic Beetles, 30 

 Caterpillars, 226 

 Flies, 97 



Hymenoptera, 219 

 Insects, Anglers' Names for, 



28 



Contrivances of, 382 

 Equilibrium of, 15 

 Groups of, 28 

 Wintering of, 18 



BAKER ON HYDROBIUS, 89 



on Tibial Comb of Beetles, 

 376 



Batelli on Eristalis larva, 203 



Beetles, shapes of, 6 

 food of, 6 



Bledius, 378 



Buckler on Hydrocampa, 230 

 on Paraponyx, 232 



Burgess on mouth of Dytiscus 

 larva, 45 



CADDIS WORMS, 124, 223, 236 

 Marine, 379 



Carabidae, Marine, 374 

 Cataclysta, 231 

 Caterpillars, Aquatic, 226 

 Ceratopogon, 155, 197 

 Chironomus, 122, 197, 251 



Development of, 151 

 Ccelopa, 373 

 Collection of Aquatic Insects, 



, IJ 4 

 Contrivances of Aquatic Insects, 



,3 8 2 

 Corethra, 113, 121, 141, 384, 



385 

 Conxa, 355 



Corydalus, Eggs of, 360 

 Culex, 97, 121, 141 



DE GEER, LIFE OF, 362 



on Caddis-worms, 263 



on Ephemera, 318 



on Mochlonyx, 121 



on Paraponyx, 231 



on Thysanura, 364 

 Development of Chironomus, 



151 



of Polynema, Ganin on, 222 



Dewitz on Respiration of Dragon- 

 fly larvae, 335 



Dicranota, 164 



Diffusion through living mem- 

 branes, 38 



Diptera, Aquatic, 97 



Divided Eyes, 34 



Dixa, 92, 157 



Dolichopodidae, 369, 374 



Dominance, Marks of, S' 



Donacia, 93 



D D 



