282 



THE LIFE OF CRUSTACEA 



Cirripedia, 41 ; development, 

 82 ; on Whales, 209 ; para- 

 sitic, 231 ; fossil, 261. See 

 also Barnacles 



Cladocera, 37 ; development, 

 80 ; habits, 165 ; in plankton 

 of lakes, 168 ; absence from 

 Tanganyika, 184 



Claspers of Chirocephalus, 35 



Classification of Crustacea, 

 table, 34 ; of Decapoda, 

 table, 58 



Close time for Lobsters, 239 



Coconut Crab. See Robber 

 Crab 



Cocoons of Copepoda, 171 



Coenobita : habits, 194 ; respira- 

 tion, 195 



Ccenobitidas, 61 ; habits, 194 



Colour of Lobster, 31 ; deep- 

 sea Crustacea, 127 ; plank- 

 ton Crustacea, 150; Bran- 

 chiopoda, 165 ; subterranean 

 Crustacea, 187 



Colour-change, no 



Columbus and Gulf - weed 

 Crab, 155 



Commensalism, 207 



Conchoderma, 209 



Conchcecia, 144 



Conchostraca, 37; habits, 163 



Convergent evolution, 205 



Copepoda, 40 ; development, 

 82; of open sea, 140; plank- 

 ton, 149 ; luminosity, 150 ; 

 eyes, 152 ; of fresh water, 

 170; of Tanganyika, 184; 

 and Hermit Crabs, 215; 

 parasitic, 224; as food of 

 Mackerel, 250 



Copilia, 152 



Coral of Lobster, 27 



Corals, Crustacea on, 210 



Coronula, 155, 209 



Corycseidae, 152 



Corystes, 99 



Crabs: true, 62; sand-burrow- 

 ing, 99 ; of fresh water, 179 ; 

 of Tanganyika, 183 ; on 

 Corals, 211; carrying Sea- 



anemones, 215 ; living with 

 Molluscs, 217 ; living in 

 Sea-urchin, 218 ; Isopods 

 parasitic on, 223 ; Rhizo- 

 cephala parasitic on, 231 ; 

 used for food, 248 ; fossil, 

 269. See also Shore Crab, 

 Edible Crab, etc. 

 Crangon, 59; habits, 97; fish- 

 ery, 244 

 Crawfish, Sea-, 59 

 Crayfish : young of, 76 ; habits, 

 174; distribution, 176; ter- 

 restrial, 178, 189; blind, in 

 caves, 185; in British Isles, 

 241 ; used for food, 241 ; 

 disease of, 243 

 Cumacea, 48 ; habits, 98 ; of 

 deep sea, 129; of plankton, 

 141 

 Cunningham, J. T., on de- 

 velopment of Land Crabs, 

 T92 

 Cup Shrimps, 245 

 Cyamidse, 56; habits, 224 

 Cyclops, 40 ; nauplius, 82 ; 

 habits, 170 ; resting stage, 

 171 ; as host of Guinea- 

 worm, 252 

 Cymothoa, 220 

 Cymothoidae, habits, 218 

 Cymothoinse, habits, 220 

 Cypris, 38 ; reproduction, 1 72 

 Cypris stage of Barnacles, 84 ; 



of Sacculina, 233 

 Cystisoma, 145 

 Cythereis, 38 



Daphnia, 38 ; development, 81 ; 

 habits, 165 ; in plankton of 

 lakes, 168 

 Darwin, C. : on fresh - water 

 fauna, 157, 159; on habits of 

 Birgus, 198, 199; on Bar- 

 nacles used for food, 237 

 Decapoda, 57 ; fossil, 267 

 Deep-water Prawn, 246 

 Delage, Y., on development of 



Sacculina, 232 

 Development of Lobster, 28; 



