330 



INDEX 



Ked corpuscles 257 



Eedia 307 



Regeneration, crayfish 68, 69 



Reproduction, cockroach 89-91 



crayfish 65 



dragonfly 102 



earthworm 15-19 



frog 277 et seq. 



leech 30 



mussel 184-196 



snail 226-230 



wasps 150-152 

 Respiration, cockroach 83-85 



dragonfly 85, 105, 106 



earthworm 9 



frog 261-267 



hymenoptera 85 



leech 29 



mussel 178 



snail 220 



Rhabdonema nigrovenosum 291 

 Rhipiphorus paradoxus 157-159 

 Ripistes gen. et 1 sp. 35 

 Round-worms 316-321 



Sabre-tailed Grasshopper 96 

 Sand-wasps 123 

 Sawflies 123 

 Scales of Lepidoptera 87 

 Scaphognathite 56, 57 

 Sclerostomum equinum 320 

 Segmentina nitida 239 

 " Shamming dead " 86, 87 

 Sheep-rot 309, 310 

 Sinistral shells 206 

 Slavina gen. et 1 sp. 35, 36 

 Slugs 315 



hibernating 212 



shells of 212 

 Smell, sense of, cockroach 87 



sense in crayfish 65 

 Smooth Newt 300 

 Snail 205 et seq. 

 Snail-farms 232-234 

 Somatochlora et 2 sp. 116 

 Sounds produced by insects 88, 89 

 Sparyanophilus gen. et 1 sp. 41 

 Spermatophore of earthworm 19 



snail 228 



SphseriidaB, definition of family 

 203 



Spharium, definition of genus and 



4 sp. 203 

 Sphegidas 123 

 Sphyradium 242 

 Spinal cord 271, 272, fig. 46 

 Spinal nerves 271 

 Spiral valve of leech 9 

 Spiral valve of dogfish 9 

 Spiroptera turdi 22 

 Sporocyst 306,307 

 Stag-beetle, mandibles of 94 

 "Staggers" 313 

 Statocyst 60 et seq. 

 Statoliths 60 et seq. 

 Stenobothrus 95, 96 

 Stenogyridce 242 

 Sternohyoid muscle 264 

 Steropus madidus 21 

 Stilesia 315 

 Sting of wasp 134-138 

 Strongylus 320 

 Stylaria gen. et 1 sp. 36 

 Stylodrilus gen. et 1 sp. 38, 39 

 Succinea gen. et 3 sp. 242 

 Suckers of tadpole 286, 288 

 Sword-tailed grasshopper 96 

 Symbius blattarum 92 

 Sympathetic System 274 

 Sympetrum et 5 sp. 114, 115 

 Syjigamus trachealis 320 



Tachydromia arrogans 79 

 Tadpole 285 et seq., fig. 49 

 Tcenia cc&nurus 313 



serrata 313 



solium 312, fig. 53, 313 

 Tapeworms 310-316 

 Testacella 21, 213, 216, 232 



gen. et 3 sp. 245 

 Tetronerythrin 58, 181 

 Tettix 95, 96 

 Thamnotrizon cinereus 97 

 Thread-worms 316-321 

 Thysanosoma 315 

 Toad 292 



breeding season 294 



skin 247 



spawn 283, 284, 294 

 Tracheal tubes 84, 85 

 Trematodes 70, 290, 291, 303-310 

 Trichina spiralis 317, fig. 54, 318 



