i8 



Index to Des or s Synopsis. 



Diademopsis, 79j 430, 433 

 diatretmn CicTarites, 73 

 diatretum Pseudodiadema, 73 

 difficile Cyphosoma, 104 

 difficilis Glyphocyphus, 104 

 digitatus Echinodiscus, 238 

 digonus Hemiaster, 376 

 dilatatus Amblypygus, 256 

 dilatatus Brissus, 404 

 dilatatus Clypeaster, 242 

 dilatatum Diadema, 61 (1855), 62 (1S56) 

 dilatatus Echinolampas, 302 

 dilatatum Hypodiadema, 61 (1855), 62 



(185^7 

 dilatatus Nucleolites, 260 

 dilatatus Pygaster, 165, 166 

 dimidiatus Clypeus,'267 

 dimidiatum Cyphosoma, 90 

 dimidiatus Nucleolites, 267 

 dimidiatum Phymosoma, go 

 Diplocidaris, 2, 44 

 Diplophorus, 133 

 Diplopodia, 50 (1856), ^ 86 

 Discoïdea, 163, 175, 180 

 Discoides, 175 "^ 

 discoideus Echinolampas, 309 

 disculus Galeropygois, 489 

 disculus Hyboclypus, Jj23, 489 

 discus Echinolampas, 307 

 distincta Cidaris, 16 

 distinctum Diadema, yj 

 distincta Diplopodia, jj 

 distinctus Echinus, 118 

 distinctus Epiaster, 361 

 distinctus Micraster, 361 

 distinctus Pericosmus, 398 

 distinctus Polycyphus, 1 18 

 divionensis Pseudopedina, 490 

 dixoni Discoïdea, 177 

 dixonianus Echinus, 124 

 djulfensis Schizaster, 391 

 doliolum Cidaris, 15 

 doma Codiopsis, 112, 446, pi. 19 

 doma Echinus, r 12 

 dorsalis Collyrites, 489 

 dorsalis Collyrites elliptica, var., 204 

 dorsalis Dysaster, 204 

 dorsaUs Echinolampas, 304 

 dorsata Cidaris, 19, pi. 2 

 drogiaca Cidaris,^ 46 

 drogiacum Diadema, 64, 65 

 drogiaca Desorella,T95 

 drogiacus Holectypus, 172 

 drogiacum Pseudodiadema, 441 

 dubium Coptosoma, 452 

 dubium Diadema, 78 

 dubius Echinus, 120, 452 

 duboisii Conoclypîîs, 320 

 duboisii Echinobrissus, 270 

 duciei Brissopsis, 379 

 duciei. Echinus, 121 

 duciei Psammechinus, 121 

 dumasii Holectypus, 173 

 d'urbani Schizaster, 390 



duvalii Eupatagus, 414 



Dysaster, 192, 195, 198, 199,201,203,328 



ebrayanus Catopygus, 284 

 Echinanthus, 249, 289, 291, 292, 297, 301 

 Echinarachnius, 230, 23! 

 cchinata DiploiJocfia, jj 

 Echinites, 317 



Echinobrissus, 249, 257, 258, 26 3, 273, 

 274, 275, "282, 287 

 Echinocardium, 406, 408 

 Echinocidaris, 1 1*2 ^1 13 

 Echinoconus, 163, 179, 180, 181, 249 

 Echinocorys, 329 ""* 

 Echinocrinus, 153, 154 

 Echinocyamus, 2i_7, 221 

 Echinodiscus, 221, 230, 2 1^8 

 Echinolampas, 197, 249, 282, 291, 300^ 



Echinometra, 132, 136^ 137 

 echinonea Pyrina, 190 

 Echinoneus, 161, 181, 197 

 Echinopsis, 98, ici, 102, 490 

 E c h i n o ]3ygu ^3 1 o 

 Echinospatagus, 351 



Echinus, 2, 49 (1856), 50 (1855 & 1856), 

 ICI, I2i 130, 134, 154, 291 

 edmundi Nucleolites, 264 

 edwardseus Pygaster, 165 

 edwardsii Cidaris, 425 

 edwardsii Echinopsis, 100 

 edwardsii Micraster, 396 

 edwardsii Pericosmus, 396, 397, pi. 42 

 elato-depressa Ananchyïes conoideavar. 



331 

 Cassidulus, 297 

 Desorella, 194 

 Hemiaster, 382 

 Hyboclypus, 194, 195 

 Periaster, 3827389, pi. 42 

 Pericosmus7388 

 Pygorhynchus, 297 

 Spatangus, 382 

 Stigmatopygus, 297 

 Acrosalenia, 143 

 Botriopygus, 281 

 Brissopsis, 399 

 Cidaris, 8, 429, pi. 3 

 Echinopsis, 99, 100, pi. 16 7 ^ 

 Echinus, 99 '''''*" 



Hcmibrissus, 400 

 elegans marginatus Cidaris, 438 

 elegans Palaechinus, 158 

 elegans Toxobrissus, 399 

 ellipsoïdalis Echinolampas, 303 

 elliptica Amphiope, 236 

 Ananchytes, 201 

 Clypeaster, 303 

 CollyriteSt^203^ 204, 489, pi. 36 

 Dysaster, 203 

 Echinolampas, 303, 305 



Laganum, 228 



Palaechinus, 158 

 Scutella, 224 



elatus 



elata 



elatus 



elatus 



elatus 



elatus 



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elegans 



elegans 



elegans 



elegans 



elegans 



elegans 



elegans 



ellipticus 



ellipticus 



ellipticus 



ellipticus 



ellipt'cus 



ellipticum 



ellipticus 



elhptica 



