JNDEX TO THE GENERA. 



361 



Cyphon, 158 

 Cyphotelus, 159 

 Cypridopsis, 267 

 Cyprinotus, 268 

 Cypris, 267 

 Cyprobius, 157 

 Cyproidia, 258 

 Cystisoma, 256 

 Cystodytes, 55 

 Cythere, 268 

 Cythereides, 268 

 Cytherella, 269 

 Cytheropteron, 268 

 Cytilissus, 163 

 Cytomissus, 342 

 Cyttalia, 208 

 Cyttus, 45 



DACNOPHYLLA, 206 

 Dacnusa, 349 

 Dactylochalina, 325 

 Dactylopius, 227, 353 

 Dactylopus, 271 

 Dalatias, 54 

 Dalma, 178 

 Dalminissus, 178 

 Dama, 347 

 Dammarobius, 190 

 Daphnella, 71 

 Daphnia, 266 

 Daption, 35 

 Dasybatis, 53 

 Dasycoiletes, 96 

 Dasygorgia, 316 

 Dasylobus, 246 

 Dasypodia, 106 

 Dasytes, 160 

 Dasyuris, 109 

 Deana, 115 

 Decadarchis, 124 

 Declana, in 

 Defranchia, 299 

 Degithina, 101 

 Deguernea, 270 

 Deinacrida, 231 

 Deinagnatha, 241 

 Delatus. ^4 

 Deleatidium, 231 

 Delphinapterus, 26 

 Delphinus, 27 

 Demetrida, 150 

 Demiegretta, 31 

 Demtrius, 187 

 Dendrilla, 323 

 Dendroblax, 139 

 Dendrocygna, 39 

 Dend'omonas, 333 

 Dendrophagus, 167 

 Dendrostygnus, 212 

 Dendrotrupes, 219 

 Denialium, 85 

 Dermestes, 351 

 Derniochelys, 40 



Dermothrius, 214 

 Dermotrichus, 205 

 Desis, 238 

 Desmalia, 317 

 Desmocyphus, 321 

 Diachasma, 100 

 Diachoris, 295 

 Diadema, 125 

 Diasa, 243 

 Diagrypnodes, 166 

 Diaprepocons, 224 

 Diapria, 98 

 Diarthrocera, 164 

 Diarthrodes, 271 

 Diaschiza, 301 

 Diasemia, 114 

 Diaspis, 226, 353 

 Diastemerus, 197 

 Diastopora, 299 

 Diastylis, 256 

 Dichrochile, 143, 342 

 Dichromodus, no 

 Dicoelotus, 101 

 Dicotylichthys, 52 

 Dicranomyia, 136 

 Dictyotus, 221 

 Didymocantha, 191 

 Didymogaster, 355 

 Didymozoon, 310 

 Diglena, 301 

 Diglimma, 143 

 Digrammus, 182 

 Dilophus, 133 

 Dimetopia, 295 

 Dinematichthys, 49 

 Dinematrum, 273 

 Dinobotlirium, 311 

 Dinobryum, 332 

 Dinocharis, 301 

 Dinodrilus, 284 

 Dioedimorpha, 217 

 Diomedea, 35 

 Diopatra, 278 

 Diphasia, 320 

 Diphyes, 317 

 Diplobothriuin, 311 

 Diplocrepis, 47 

 Diplodon, 91 

 Diplodonta, 92 

 Diplopseustis, 115 

 Diplosis, 135 

 Diporochreta, 284, 346 

 Dipterina, 117 

 Diptychophora, 112 

 Diretmus, 45 

 Discorbina, 338 

 Discothyrea, 97 

 Distoma. 309 

 Divaricella, 92 

 Dodec.ispis, 340 

 Dodonidia, 103 

 Doliclu'rnis. 123 

 Dolic''Oglossus, 56 

 Dolichopezea, 1315 



Doliocentluis, 205 

 Doliolum, 56 

 Dolium, 75 

 Dolomedes, 243 

 Domina, 129 

 Dorcatoma, 161 

 Doriopsis, 67 

 Doris, 67 



Doryctomorpha, gj 

 Dorydium, 224 

 Doryichthys, 52 

 Dorytomus, 207 

 Dosinia, 89 

 Doticus, 352 

 Drassus, 237 

 Drasterius, 154 

 Drepanepteryx, 229 

 Drepanidotasnia, 312 

 Drepanodes, in 

 Drepanura, 234 

 Drillia, 70 

 Drimostoma, 144 

 Drosophila, 129 

 Drocotelus, 343 

 Drotus, 193 

 Dryandula, 124 

 Dryocera, 166 

 Dryopais, 204 

 Dryptops, 168 

 Ducoscolex, 282 

 Duymasria, 48 

 Dysnocryptus, 220 



EBALIA, 251 

 Eburida, 193 

 Echinaster, 292 

 Echinobrissus, 288 

 Echinocardium, 287 

 Echinometra, 288 

 Echinophihirus, 228 

 Echinorhinus, 54 

 Echinorhynchus, 304 

 Echinus, 289 

 Echiurus, 283 

 Echthrogaleus, 273 

 Ectatomma 97 

 Ectinosoma, 271 

 Ectopis, 2ii 

 Edalus, 187 

 Ehrenbergina, 336 

 Eiconaxius. 253 

 Eiratus, 204 

 Eiseniella, 355 

 Eisenia, 355 

 Elachista, 121 

 Elamena, . 

 Elasmonetta, 36 

 Elasmonotus, 252 

 Elasmopus, 260 

 Eledono, 57 

 Eleotris 45 

 Elminius. 275 

 Elvira, 107 



