12 



Index to Desor s Synopsis. 



Amblypygus, 247, 249, 255 



ambulacrum Schizastcr, ^92 



ambiilacrum Spatangus, 392 



americanus Amblypygus, 256 



ammon Macropncustes, 411 



Amphidetus, 406 



Amphiope, 230, 2^ 



ampla Cidaris74i?4 



ampla Dysaster granulosus var., 202 



amplus Echinobrissus, 266 



amplus Hemiaster, 392 



amplus Holaster, 337 



amplus Nucleolites, 266 



amplus Schizaster, 392 



amplus Toxaster, 353, 355 



ampla Toxaster complanatus var., 353 



amygdala Cassidulus. 290 



amygdala Echinolampas, 304 



amygdala Hemiaster, 359 



amygdala Holaster, 359 



amygdala Isaster, 359 



amygdala Spatangus, 359 



anachoreta Conoclypus, 319, pi. 33 



analis Ananchytes, 335 



analis Collyrites, 203, 205. 206 



analis Disaster, 142 



analis Dysaster, 206 



analis Nucleolites, 262, 297 



analis Trematopygus, 262 



Ananchytes, 328, 329 



ananchytis Cardiaster, 337, 



ananchytis Spatangus, 345 

 ananchytoïdes Spatangus, 363, 365 

 Anaster, 217 "^ 



anasteroïdes Dysaster, 202 

 anceps Cidaris, 453 

 anensis Stomechinus, 129 

 angulare humile Scutum, 244 

 angularis Acrosalenia, 140 

 angularis Hemicidaris, 140 

 angulata [err. pro cingulata] 



45> 346, 

 Pl- 39 



angulatus 

 angulosa 

 angulosum 

 angulosus 



Cidaris, 

 pi. 2 

 306 



Echinolampas, 

 Galeritcs, 183 

 Laganum, 228 

 Echinocyamus, 218 



angusta Brissopsis, 379 



angustipneustes Hemiaster, 371, 373 



angustiporus Clypeus, 276 



annonii Echinocyamus, 226 



annonii Sismondia, 226 



annulare Diadema, 72 



annulare Pseudodiadema. 72 



anonii Diplopodia, 76 



Anorthopygus, i88a (1858), 189 



antarctica Faorina, 423 



anthopRora Salcnia, 151, pi. 20 



anticus Hemiaster, 377 



anticus Spatangus, 364 



antiquata Cidaris, 426 



antiquus Brissus, 405 



antiquus Echinus, 125 



antiquus Galerites, 169 



antiquus Holectypus, 169, 170 

 apertus Galerites, 488 

 apertus Stomechinus, 127 

 apheles Amblypygus, 255, pi. 30 

 apicalis Faujasia, 317, pi. 33 

 apicalis Pygurus, 317 

 apiculatus Goniophorus, 146, pi. 

 approximatus Nucleolites, 261 

 aquitanicus Epiaster, 359 

 aquitanicus Isaster, 359, 360 

 acjuitanicus Micraster, 359 

 aquitanicus Spatangus, 359 

 Arachnoïdes, 217, 230 

 Arbacia, 102, 113, 114 

 Archaeocidaris, 153, 154 

 archiaci Coptosoma, 92 

 archiaci Diadema, 11 

 archiaci Diplopodia, ']'] 

 archiaci Hemicidaris, 92 

 archiaci Hemipatagus, 416 

 archiaci Nucleolites, 260 

 archiaci Spatangus, 416 

 archiaci Trematopygus, 262 

 Archiacia, 249, 324 

 arcuarium Echuiocardium, 407 

 arcuarius Spatangus, 407 

 arenata Echinopsis, 99 

 arenatum Diadema, 99 

 arenatus Echinus, 125 

 arenatus Holectypus, 171 

 arenatus Micraster, 363, 364 



arenata Pedina, loi 



arenatus Polycyphus, 1 18 

 areolatus Cidarites, 150 

 areolatus Echinus, 149 

 areolata Salenia, 147, 1 ^o 

 areolatus Temnopleurus, 105 

 argilaceus Echinospatagus, 354 

 argilaceus Spatangus, 354 

 argilaceus Toxaster, 354 

 arietis Cidaris, 25, pi. 3 

 armata Cidaris, 426 

 arnoldi Amblypygus, 2^6, 452 

 aroviente Pseudodiadema, 68 

 aroviente Stomechinus, 128 

 aspera Acrosalenia, 145, pi. 20 

 aspera Cidaris, 6 

 aspera Pedina, _ioj, 487 

 aspera Pedina sublaevis, var., loi 

 asperula Cidaris, 34, pi. 6 

 asperulatus Pericosmus, 398 

 astensis Echinus, 120 

 asterias Hemiaster, 370 

 asterias Spatangus, 421 

 Asteropyga, 83 

 Asterostoma, 163, i^ 326 

 ataciana Pyrina, 191a (1858) 

 atropos Mocra, 394, pi. 43 

 atropos Spatangus, 394 

 attenuatum Laganum, 228 

 augusti Rotula, 238 

 australis Desoria, 424 

 austriaca Cidaris, 20, pi. 2 

 authentica Cidaris, 28, pi. 4 



