INDEX 



325 



Cockroach, respiration 83, 84 



sense of smell 87 



wings 72, 74, 75 

 Cocoon of earthworm 17, 18 



leech 30, 31 

 Cacilioides acicula 243 

 Cosnuriis ccrebralis 313 

 Cordulegastcr annulatiis 117 

 Cordulia ccnea 116 



CorduliinaB 115, 116 

 "Crabs' eyes" 68 

 Cranial nerves 273 

 Crayfish 48 et seq. 



appendages, use of 51-53 



development 65, 66 



digestion 53-56 



excretion 58 



figure of, fig. 7, p. 50 



foes 69 



food of 49, 53 



gastric ossicles 53-55 



gastroliths 68 



geographical distribution 70 



heart 58 



" liver " 55, 56 



moultings 66-68 



nervous system 58 et seq. 



otocyst 60 et seq. 



parasites 69, 70 



regeneration 65, 68, 69 



reproduction 65, 66 



respiration 56-58 



sense of smell 65 



supply to market 48, 49 

 Crested Newt 300 

 Crickets 96 



field 97 



house 98 



mole 98 



noise of 89 



wood 97 



CriodrilincB subfamily 41 

 Ctenotania 316 

 Cuckoo 112 

 Currant Moth 87 

 Cyclas, locomotion 2, 15 

 Cyclops 315 



Cydostoma vide sub Pomatias 

 Cypris 315 

 Cysticercus pisiformis 313 



Dart-sac, snail 229 



Davainea 315 



Dcndrobcena subgen. et 3 sp. 43, 44 



Denudation and earthworms 25 



Dero gen. et 6 sp. 35 



Dextral shells 205 



Dicranotccnia 315 



Digestion, cockroach 80-82 



crayfish 53-56 



earthworm 5-9 



frog 251-257 



leech 28 



mussel 173-178 



snail 216-220 

 Dipylidium caninum 311 

 Discelis filar ia 22 

 Dispersal of leeches 32 

 Distomum cirrigerum 70 



hepaticum 304, fig. 52, 310 



isostomum 70 



somaterice 199 

 Dog 311 



round-worms of 319 

 Dolichopus 79 

 Dragonflies 99-122 



British, table of 112-122 



development 103, 107 



eggs 102, 103 



enemies 111 



food 101, 103, 104 



legs of 101 



"mask" 104 



mating 102 



metamorphosis 107-110 



respiration 85, 105, 106 



wings 100, 101, 113 (figure) 

 Dreissensia, genus, definition of 204 



polymorpha 176, 201, 204 

 Drepanldotania 315 



Ear-cockles 321 



Earthworm and bacteria 2, 12, 13 



burrow 2, 3 



calcareous glands 6 



castings 24, 25 



chloragogen cells 11 



circulation 9 



clitellum 15 



cocoon 16, 17, 18 



coelomic fluid, properties of 12 



cuticle 1 



21-3 



