Alphabetical Index of all genera and species named in the preceding pages. 

 The names of species which have either been transferred to other genera, or have 

 been superseded, are printed in Italics. 



Page 



ACROSALENIA. 



hemicidaroides, . 16 



Lamarcki, . 16 



Loweana, . 16 



Lyeetti, . 16 



pustulata, . 16 



radiata, . 16 



spinosa, . 16 



Wiltoni, . 16 



AdlNOCRINITES. 



tesseratus, • 5 



ACTIITOCKINUS. 



amphora, . 5 



annates, , 5 



Christyi, . 5 



cingulates, . 5 



costus, . 5 



deornatus, . 5 



icosidactylus, . 5 



moniliformis, . 5 



polydactylus, . . 6 



Prumiensis, . 5 



pulcher, . 5 



pyriformis, . 6 



rotundus, . 6 



stellaris, . 6 



tesseratus, . 5 



triacontadactylus, . 6 



unicornis, . G 



Vemeuillianus, . 6 



— sp. .6 

 Agaricocbinites. 



tuberosus, . 4, 6 

 Agassizocrlnus. 



conicus, • 4 



lsevis, 4 

 AmphoracrihtjS. 



americanus, . 6 

 Ananchytes. 



carinata, * 21 



conica, . 26 



conoidea, . 26 



cor-avium, . 31 



coreulum, . 25 



elato-depressa, . 26 



gibba, . 26 



'Gravesii, . 26 



hemisphcerica, . 26 



Ice vis, . 27 



latissima, . 27 



minor, . 26 



ovata, . 26 



var. carinata, . 26 



„ conica, . 26 



„ crassissima, . 26 



„ cylindrica, . 26 



„ gibbosa, . 26 



„ hemisphrerica, . 26 



„ subconica, . 26 



planus, . 27 



pyramidata, . 26 



rustica, . 26 



scutatus, . 26 



semiglobus, . 26 



striata, . 26 



var. subglobosa, . 27 



Trecensis, . 27 



— sp. . 37 

 Apiocrintjs. 



elegans, . 7 



ellipticus, . 7 



elongatus, . 7 



onespiliformis, . 8 



Milleri, . 8 



Parkinsonii, . 7 



Eoissyanus, . 7 



rosaceus, . 7 



rotundus, . 7 



— sp. sp. . 7 



— sp. . 33 



granulosa, . 15 



hieroglyphica, . 15 



nodttlosa, . 16 



ArCHjEOCIDAKIS. 



Rossicus, . 11 



Aspidosoma. 



Tischbeinianum, „ 10 



Aspidura. 



scutellata, . 9 



Asterias. 



alba, . 10 



asperula, . 10 



jurensis, . 10 



lunata, . 10 



spinosissima, „ 10 



stellifera, . 10 



tabnlata, . 3 



verrucosa, . 10 



ASTYLOCRINUS. 



Icsvis, . . 4 

 Bdellacoma. 



vermiformis, . 10 



BOTRIOPTGUS. 



cylindrieus, . 24 



Bourgtjeticrintjs. 



ellipticus, . 7 



Breynia. 



carinata, , 39 



Brissopsis. 



obbiquatus, . 38 



scutiformis, . 38 



Sowerbyi, , 38 



Brissus. 



elongatus, _ , 39 



expansus, . 39 



ineequalis, . 39 



rana, . 39 



Caratomus. 



f'aba, . 22 



latirostris, . 22 



ro stratus, . 22 



truncates, . 22 



Cardiaster. 



ananchytes, . 28 



Benstedi, . 28 



Cotteauanus, . 28 



fossarius, » 28 



granulosus, . 28 



Ligeriensis, . 28 



Caryocrintjs. 



ornatus, » 3 



Caryocystites. 



granatus, . 3 



Cassidulus. 



JielgicuSj . 25 



elatus, . 35 



elongatus, . 25 



lapis-cancri, . 25 



Marmini, . 24 



Catopygus. 



alpinus, . 23 



carinatus, . 24 



cybndricus, . 24 



depressusy . 22 



elongatus, . 24 



neocomiensis, . 23 



parmdus, . 20 



pyriformis, . 24 



Benaudi, . 23 



ClDARIS. 



alata, . 11 



baeulifera, . 11 



biformis, . 11 



Blumenbachii, . \ 11 



Braunii, . 11 



catenifera, . 11 



clavigera, . 12 



conf. uens, . 12 



coronalis, . 34 



Page 



CiVAKis—contd. 



coronata, . 11 



crenularis, Murch, . 12 



cretosa, . 12 



crinifera, . 11 



decorata, . 11 



dorsata, . 11 



elegans, . 12 



filograna, , 12 



fiorigemma, . 11 



Forbesiana, , 33 



gerana, . 11 



gigantea, . 11 



granulosus, . 14 



Halaensis, . 33 



Hausmanni, . 11 



iusignis, . 12 



intermedia, . 13 



marginata, . l-> 



monilipora, . 13 



Nerei, . 3 



nobilis, . 12 



papillata, . 13 



perlata, „ 12 



propinqua, . 12 



propinqua, 0 12 



pustiilifera, . 11 



regularis, . 11 



Eoemeri, , 11 



sceptrifera, 0 12 



scrobiculata, , 11 



s errata, . 34> 



toreumatieus, . 15 



trigona, , 11 



variabilis, . 12 



venusta, . 11 



Verneuilli, . 3:« 



vesiculosa, . 12 



Wrightii, . 12 



— indet, . 33 



— sp. . 33 



ClDARITES. 



crenularis, . 12 



granulosus, . 14 



Kleinii, . 13 



mumillanus, . 13 



miliaris, „ 13 



ornatus, . 14 



pseudodiadema, , 13 



Clypeaster. 



affinis, . 25, 35 



altus, . 22 



conoideus, . 25 



crassus, . 22 



depressus, . 35 



grandiflorus, . 22 



Halaensis, . 35 



Kleinii, , 25 



marginatus, „ 22 



oblongas, . 35 



profundus, . 35 



Tarbellianus, , 22 



varians, . 35 



Clypeopygcs. 



Benaudi, . 23 



Clypeus. 



Agassizi, „ 24 



altus, . 24 



angustiporus, „ 24 



clunicularis, . 23 



Davoustianus, . 24 



dimidiatus, . 23 



excentricus, . 24 



lobatus, . 23 



Miilleri, . 24 



orbicularis, . 23 



ornatus, . 17 



Plotii, . 24 



semisulcatus, . 17 



sinuatus, 24 



