Echinus, Rondeletius. 

 174 esculentus, Lin. 



J 75 gracilis, A. Ag-ass. 



176 acutus, Lamarck. 



177 melo, Lamarck. 



178 elegans, Diib. and Kor. 



179 microstoma, Wyv. Thorn. 



180 miliaris, O. F. Mull. 



181 norveg-icus, Diib. and Kor. 



182 microtuberculatus, Blain. 

 Temnechinus, Forbes. 



183 maculatus, A. Ag\ 

 Echinocyamus, Von Phelsum. 



184 pusillus, O. F. Mull. 

 Echinanthus, Breyn. 



185 reticulatus, Lin. 

 Echinarachnius, Leske. 



186 parma, Lamarck. 

 Mellita, Klein. 



187 testudinata, Klein. 

 Pourtalesia, A. Agassiz. 



1 88 Jeffreysi, Wyv. Thorn. 



189 phiale, Wyv. Thorn. 

 Spatangus, Klein. 



190 purpureus, Leske. 



191 Raschi, Lov^n. 

 Echinocardium, Gray. 



192 cordatum, Pennant. 



193 flavescens, O. F. Mull. 



194 pinnatifidurn, Norman. 



195 mediterranean!, Forbes. 

 Brissus, Klein. 



196 unicolor, Leske. 

 Brissopsis, Agassiz. 



197 lyrifera, Forbes. 

 Schizaster, Agassiz and Desor. 



198 canalifer, Lamarck. 



199 frag-ilis, Diib. and Kor. 

 Aerope, Wyville Thomson. 



200 rostrata, Wyv. Thorn. 

 Moira, A. Agassiz. 



201 atropos, Michelin. 



Class VEolothuroidea. 



Cucumaria, Blainville. 



202 cucumis, Risso. 



203 syracusana, Grube. 



204 terg-estina, M. Sars. 



Cucumaria, Blainville. continued. 



205 Grubei, Marenz (spicules only). 



206 doliolum, Pallas. 



207 Montag-ui, Fleming-. 



208 Planci, Brandt. 



209 Koellikeri, Semper. 



210 frondosa, Gunner. 



211 (junior) fucicola, Forbes. 



212 Hyndmanni, Thompson. 



213 elong-ata, Diib. and Kor. 



214 Kirchsberg-ii, Heller. 



215 lactea, Forbes. 



216 var. brunnea, Forbes. 



217 minuta, Fabricius. 



218 calcig-era, Stimpson. 

 Echinocucumis, M. Sars. 



219 hispida, Barrett. 



= E. typica, M. Sars. 

 Thyone, Oken. 



220 briareus, Lesueur. 



221 fusus, O. F. Mull. 



= floccosa, Norman. 



222 raphanus, Diib. and Kor. 



223 aurantiaca, Costa. 



224 elegans, Norman. 

 Phyllophorus, Grube. 



225 Drummondii, W. Thompson. 



226 var. Diibeni, Norman. 



227 pellucidus, Fleming. 



228 Marionii, Marenz (spicules only). 



229 productus, Norman. 



230 urna, Grube. 



231 granulatus, Grube. 

 Orcula, Troschel. 



232 Barthii, Troschel. 

 Psolus, Oken. 



233 phantapus, Strussenfeldt. 



234 Fabricii, Diib. and Kor. 



235 squamatus, Diib. and Kor. 

 Stichopus, Brandt. 



236 regalis, Cuvier. 



237 tremulus, Gunner. 

 Holothuria, Linne. 



238 Forskali, Delle Ch. 



= nigra, T. E. Gray 

 = catanensis, Grube. 



239 Polii, Delle Chi. 



240 Sanctori, Delle Chi. 



241 Helleri, Marenz. 



242 tubulosa, Gmelin. 



