:^;^;^^t^^.^^.-JC^3^^in^x^^ zr^^^ ^ ^Uy^ ^ ^yi^^/j.^^1^ 



34 



subglobosus Spatangus, 338, 385 

 subgranulatum CyphosoiîTa^ 89 

 subincurvatus Schizasttr, 391 

 subinferus Pygaulus, 254 

 sublaevis Pedina, loi, 48"', pi. 16 

 subnobilis CidirisTT' 

 subnodosa Cidaris, xlvii 

 subnudum Diadema, 78 

 subnuda Diplopodia, 78, 486 

 subnuda Pedina, 10 1 

 suborbicularis Hemiaster, 387 

 suborbicularis Holaster, 339, 340, 341 

 suborbicularis Periaster, 387, 308 

 suborbicularis Spatangus, 340, 345, 387 

 subovatus Macropnenstes7'4io 

 subpentagona Cidaris, 4 

 subprionota Cidaris, 36, pi. 7 

 subpyramidalis Echinoconus, 489 

 subquadratus Clypeopygus, 268 

 subquadratus Echinobrissus, 268, 269 

 subquadratus Nucleolites, 268 

 subquadratus Periaster, 388 

 subrhomboïdalis Schizaster, 393 

 subringens Dysaster, 207 

 subrotundus Échinanthus, 293 

 subrotundus Echinoconus, 466 

 subrotundus Echinus, 232 

 subrotundus Galerites, i8;j^, 184 

 subrotundus Pygorhyncïïus, 293 

 subrotunda Scutella, 232, pi, 28 

 subserrata Cidaris, 37, pi. 7 

 subsimilis Cidaris, 3 

 subsimilis Echinanthus, 305 

 subsiniilis Echinolampas, 305 

 subsphaeroïdalis Galerites, 184 

 subspinosa Cidaris, 29 

 subteres Cidaris, 25, pi. 3 

 subtetragona Scutella, 232 

 subuculus Discoïdea, 175, 176, 185, pi. 24 

 subuculus Echinites, 176 "^ 

 subuculus Echinus, 470 

 subuculus Galerites, 176 

 subuculus Holectypus, 170 

 subularis Cidaris, 36, pi. 7 

 subulatus Echinites, 316 

 subulatus Echinus, 470 

 subvesiculosa Cidaris, 12, 13, 14, 15, 

 154, 44^484, pl- 5 

 sueurii Botriopygus, 281 

 suevica Cidaris, 7, pl. i 

 suevicus Echinobrissus, 441a 

 suffolciensis Echinocyamus, 218 

 sulcatus Ananchytes, 332 

 sulcata Breynia, 409 

 sulcatum Cyphosoma, 90 

 sulcatum Diadema, 76 

 sulcata Diplopodia, 76 

 sulcatus Echinocorys, 332 

 sulcatus Echinus, 96 

 sulcatus Goniopygus, 448 

 sulcatus Glypticus, 96 

 sulcatum Fhymosoma, 90 

 sulcato-radiatus Caratomus, 180 

 sulcato-radiatus Galerites, 180 



Index to Desors Synopsis. 



supcra Scutellina, 224 

 sui^erbum Diadema, 67 

 supcrbum Pseudodiadema, 67 

 suprajurensis Dysaster, 202 

 switcnsis Catopygus, 283 

 symmetricus Dysaster, 206 



tallavignesi Codechinus, 451 

 tarbellianus Clypeaster, 242 

 tauricus Clypeaster, 240 

 Temnechinus, 105, 107 

 Temnopleurus,^o (1856), 103, 104, 106,107 

 tenera Acrosalenia, 145 . - — " 

 tenuatum Laganum, 228 

 tenuiporus Catopygus, 286 

 tenue Diadema, 72 

 tenuis Psammechinus, 120 

 tenue Pseudodiadema, 72, 449 

 tenuis Pygaster, 166 "^ 

 tenuis Pygurus, 31 g^ 441a 

 tenuissimum Laganum, 226 

 tenuistriatum Cyphosoma, 103 

 tenuistriatus Glyphocyphus, 103 

 terquemi Nucleolites, 264 

 testudinarius Cassidulus, 293 

 testudinarius Echinanthus, 293 

 testudinarius Nucleolites, 293, 294 

 testudinata Mellita, 237 

 testudo Botriopygus, 282 

 testudo Pygorhynchus, 299 

 tetragramma Diadema, 69 /, j 



tetragramma Hemipedina, 430, 423b " 

 tetragramma Pseudodiadema, 69 

 Tetrapygus, 113 

 tetrastichum Diadema, 116 

 tetrasticha Magnosia, 116, 487 

 tetrasticha Pseudodiadema, 487 

 texanum Diadema, 72 

 texanus Enallaster, 358 

 texanus Hemiaster, 384 

 texanus Periaster, 384 

 texanum Phymosoma, 90 

 texanum Pseudodiadema, 72 

 texanus Toxaster, 358 

 textilis Echinus, 117 

 textilis Polycyphus, 117, 487 

 textum Diadema, 67 

 textum Pseudodiadema, 67 

 theveneti Echinus, 119 

 theveneti Psammechinus, 119 

 thouarsii Cidaris, 454 

 thomsoni Coptosoma, 92 

 thomsoni Echinometra, 92 

 thurmanni Hemicidaris, 27, 29, 30, 51, 



^, 425, 484 

 thurmanni Nucleolites, 264 "^ 

 tiara Cyphosoma, 87 

 tiara Cidaris, 87 

 tombeckii Cidaris, 16 

 toreumaticus Cidaris, 105 

 toreumaticus Echinus, 105 

 toreumaticus Temnopleurus, 105, pl. 17 

 toucasanus Botriopygus, 280, 281 

 toucasanus Hemiaster, 369"^ 



