404 



ART. 2. — H. MATSUMOTO : 



Ophiostyracium 8, 12, 353, 369. 



tracliyacanthum 13, 359. 



Opliiosyzygus 8, 12, 353, 369. 



disacanthus 13, 359. 



Ophioteresis 216. 



Opliiotliamnus . . . .4, 91, 94, 99, 123, 

 124, 125, 353. 



affinis 126. 



exiguns 123, 130. 



gracilis 125. 



habrotatns 124, 126, 360. 



Isevis 123, 130. 



minimus 124. 



remoüls 126. 



stultus 123, 130. 



vemistus 94, 126, 361. 



vicarius 94, 126. 



Ophiothela 216, 217, 353. 



danœ 217,230,232,357. 



involuta 231. 



isidicola 231,232. 



verriUi 231,232. 



Opliiotholia 92. 



Ophiotbrix . . 212, 215, 217, 218, 353. 



catapliracta 224. 



cheneyi 226. 



ciliaris 224. 



crassispina 222, 



eusteira 218, 222, 362. 



galapagensis 223. 



liirsuta . . . .219, 225, 226, 357, 366. 



hylodes 221. 



koreana . . 155, 217, 218, 220, 222, 

 357. 



longipeda 219, 227, 357, 366. 



macrobi-acliia 218, 222, 362. 



marenzelleri 218, 220, 362. 



nereidina 216, 217, 218, 224, 



357, 366. 



obtusa 219, 225, 357, 366. 



paDchyendyta 218, 219, 362. 



punctolimbata 219, 226, 357. 



stabilis 218, 224, 362. 



stelligera 220. 



variabilis 226. 



Opliiotliyreus 235. 



Opliiotjalfa 235, 268. 



Opliiotoma 93, 375. 



Ophiotrema 93, 100. 



alberti 100. 



Ophiotreta 317, 318. 



Opliiotrichoides 215. 



Ophiotroclms .... 304, 305, 353, 382, 

 383. 



longispimis 307, 363. 



Opbiotypa 234, 237, 382. 



Oplnozoua . . 148, 235, 282, 292, 293, 

 298, 336, 381, 389. 



alba 294. 



antillarum 294. 



bispinosa 294. 



capeusis 268, 293. 



casta 294. 



clypeata 294. 



contigua 294, 



depressa 294. 



elevata 294, 295. 



gymnopora 247, 292. 



impressa 238, 298, 389. 



iuermis 267, 293. 



iusularia 294. 



loDgispina 294, 297. 



marmorea 294. 



media 294. 



molesta 294. 



uivea 294. 



pacifica 298. 



platydisca 291,295. 



