T I 



INDEX TO TRIVIAL AND GENERIC NAMES. 



Trivial names hâve a small initial. Cîeneric names hâve a capital initial. 



abbreviatus Galerites, 184, 185, 489 

 acanthodes Echinus, 145 

 acanthodes . Peltastes, 145, pi. 20 

 acicularis Cidaris, 36, pi. 7 

 acinum Hemicidaris, 63 

 acinum Hypodiadema, 62 (1855 and 



1856), 63 

 acquoreus Cassidiilus, 290 

 Acrocidaris, 83, 131 

 Acrocladia, 132, 137 

 Acropeltis, 85, 131, 138 

 Acrosalenia, 59 (1855), 61 (1856), 1 3 8 , 139, 



140, 149, 44: 

 acuminatus Clypeaster, 242 

 acuminatus Hemiaster, 374 

 acuminatus Spatangus, 374, 392 

 acuminifera Cidaris, 28 

 acupicta Salenia, 152 

 acutus Clypeus, 313 

 acuta Collyrites, 205 

 acutus Conoclypus, 323 

 acutus Dysaster, 205 

 acuta Echinolampas, 323 

 acutus Micraster, Epiaster, 360, pi. 41 

 acutus Pygurus, 314 

 acutus Spatangus, 360, 363 

 admeto Cidaris, 59 (1855), 61 (1856) 

 admeto Hemicidaris, 59 (1855), 61 (1S56) 

 admeto Hypodiadema, 59 

 aequalis Collyrites, 205 

 aequale Diadema, 65 

 aequalis Dysaster, 205 

 aequalis Pericosmus, 397 

 aequale Pseudodiadema, 65 

 aequidilatatus Conoclypus, 320 

 aequifissus Hemiaster, 385 

 aequifissus Periaster, 385, 386 

 aequifissus Schizaster, 385 

 aequituberculata Acropeltis, 86, pi. 14 

 affinis Catopygus, 284 

 affinis Clypeaster, 301 

 affine Diadema, 69 

 affinis Echinocyamus, 219 

 affinis Echinolampas, 301, 302, 303, 305, 

 ' 306, pi. 31 

 affinis Fibularia, 219 

 affinis Glypticus, 96 

 affinis Hemiaster, 370 

 affinis Hemipatagus, 418 

 affine Pseudodiadema, 69 

 affinis Pygaulus, 253 

 affinis Spatangus, 418 

 africanus Hcmipneustes, 349 



agariciformis Galeopygus, 168 

 agariciformis Hyboclypus, 168, 489 

 Agarites, 113 

 Agassizia, 394 

 agassizii Cidaris, 5 

 agassizii Clypeaster, 240 

 agassizii Clypeus, 278 

 agassizii Coelopleurus, 97 

 agassizii var. a Coelopleurus, 98 

 agassizii Collyrites, 207 

 agassizii Echinolampas, 319, 320 

 agassizii Nucleolites, 278 

 agassizii Schizaster, 396 

 alarici Brissopsis, 381 

 alarici Hemiaster, 381 

 alata Cidaris, 18, 19, pi. 2 

 alberti Echinolampas, 306 

 albogalerus Conulus, 182 

 albogalerus Echinoneus, 182 

 albogalerus Echinus, 182 

 albogalerus Galerites, 181, 182, 183, 186 

 (1858), 187 (1858), 489, pi. 25 

 albus Echinus, 136 

 albus Loxechinus, 136 

 alpina Codiopsis, 446 

 alpina Fibularia, 219 

 alpina Hemicidaris 54 

 alpinus Catopygus, 270 

 alpinus Echinobrissus, 270 

 alpinus Echinocyamus, 219 

 alpinus Nucleolites, 270 

 alpinus Prenaster, 401, 402, pi. 43 

 alsatica Cidaris, 58 

 altavillensis Echinocyamus, 220 

 altavillensis Scutella, 220 

 alternans Cidaris, 45 

 alternans Diplocidaris, 43, 4g, 440, 4S5 

 altissimus Hemiaster, 372, 384 

 altissimus Periaster, 384 

 altus Clypeaster, 239, 240 

 altus Echinanthus, 240 

 altus Echinus, 240 

 altus Holaster, 338, 354 

 altus Pericosmus, 398 

 alutaceus Echinus, 122 

 alutaceus Psammechinus, 122 

 amalthei Cidaris, 10, pi. 3 

 ambigena Scutella, 244 

 ambigua Cidaris, 15, 449, 484 

 ambigua Scutella, 220 

 ambiguum Diadema, 68 

 ambiguus Echinocyanus, 220 

 Amblypneustec, 50 (1856), 110, m, 452 



