200 INDEX TO FAMILIES, ETC., 



PAGE 



AsTROPECTEN, Hastingsias, Forbes . , . . . . ,113 



,, Hooperi, Wright . . . . . . .168 



„ Huxleyi, Wright . . . , . . .123 



„ Leckenbyi, Wright . . . , . , .114 



Orion, Forbes ....... 127 



„ Phillipsii, Forbes . . . . . . 122, 123 



„ polyacantlius, Midler 8f Troschel (Ray of) . . . . .4 



„ rectus, McCoy . . . . . . 129, 168 



„ Scarburgensis, Wright . . . . . .115 



Wiltsii, Wright . . . . . . .120 



AsTROPHYTON, Linck ........ 133 



AsTROPHiBRA permira, »S'/a(?ere . . . . . . .163 



Bdellacoma, Salter (P.F.) . . . . . . .31 



,, vermiformis, Salter (P.F.) . . . . . .31 



CiELASTER, Agassiz . . . . . . . .39 



Caleiaster, Grag ........ 42" 



Ch/ETASTER, Miiller Sf Troschel . . . , . . .46 



CiSTiNA, Gray ......... 43 



COMPTONIA, Gray , . . . . . . .41 



Crenaster, Luidius . . . . . . . .39 



Crossaster, Miiller and Troschel ; see Solaster, Forbes. 



Cryptocrinus, Von Buch (Osseous System of) . . . . . .15 



Ctenodiscus, Miiller Sf Troschel . . . . . . .50 



CuLciTA, Agassiz . . . . . . . 40, 41, 47 



Dactylosaster, Gray . . . . . . . .43 



EcHiNANTHTJS, Breynius (Osseous System of) . . . . . .14 



EcHiNASTER, Peters ....... 42, 46 



„ Eridanella, FaZe?te. (Madreporiform plates of) . . . .17 



„ Solaris, i'Mis (Madreporiform plates of) . . . . .17 



Echino-encrinus, Falborth (Osseous System of) . . . , .15 



EuRYALE, Lamarck . . . . . . . .133 



EuRYALiD^, Miiller Sf Troschel . . . . . . .133 



Ferdina, Gray . . . . . . . . .43 



Fromia, Gray . . . . . . . . .43- 



GoMOPHiA, Gray . . . . . . . .43 



GomASiE-R, Jgassiz ...... 39,42,106,184 



„ Hamptonensis, Wright . . . . . . .109 



„ obtusus, Wright . . . . . . .108 



GoNiASTERiDiE, Wright . . . . . . .7, 108, 183' 



QfO^iomBGV^, Miiller Sf Troschel . . . . . .49, 106, 107 



GoRQONOCEPHALTJs, Lcach ........ 133 



Gymnasterta, Gray . . . . , . . .41 



Henricia, Gray . . . . . . . .41 



HlPPASTERiA, Gray . . . . . . . .42 



HosiA, Gray . . . . . . . . .42 



Lepidaster, Forbes . . , _ . . . .35- 



„ Grayi, Forbes (P.F.) . .. . . . . .35 



