94 



INDEX OF SPECIES. 



Flaziphora ) 

 Placiphora ) 



retusa, 318. 

 Pleotodon 



scaber, 97, 124. 

 Pleuropus 



pelluoidus, 173. 

 Pleurophyllidia 



Califoniioa, 94, 133. 

 liiieata, 94. 

 Pleurotoma 



arouata, 207, 208. 

 aterrima, 183, 183, 271, 



P393- 



var. Melchersi, 271. 



atrior, 36, 183, 258, 271, 



P 393, P 394- 

 bicanalifera, 183, 183, 271. 

 bicolor, 183. 

 bituberculifera, 330. 

 Bottffi, 191, 238, 258, 



271, 294, P 392. 

 cedo-uulli, 185, 330. 

 cincta, 187, 258, 272, 



P29S. 

 clavulus, 183, 330. 

 collaris, 183, 271. 

 concinna, 183, 271, S 162. 

 cornuta, 271. 

 corrugata 183, 183, O 271. 

 discors, 36, 183, 258, 271, 



P 393, P 394- 

 duplicata, 184, 183, 271.. 

 exoentrioa, 184, 183, 271, 



P 393- 



exigua, 184, 271. 



funiculata, 24, 27, 109, 184, 

 208, 226, 238, 258, 

 271, 282, 294, 330, 



P 390, P 391, P 544- 

 gemmata, 205, 330. 

 gemmulosa, 184, 271. 

 gracillima, 284, 330, S 163, 



S 164. 

 grandimaoulata, 184, 271. 

 grauulosa, 183. 



Pleurotoma 



hexagona, 183. 



incrassata, 184, 183, 238, 



271, 294, P 392, P 544. 

 inerrais, 205. 

 luctuosa, P 397. 

 maculata, P 391. 

 maculosa, 27, 235, 238, 



258, 330, P 391. 

 maura,0 191,0258, 294, P 293. 

 militaris, 208. 

 Melchersi, 238, 294, P 393, 



P544. 

 modesta, 187. 

 nigeri'ima, 184, 183, 271. 

 nitida, 183. 

 Dobilis, 205. 

 obeliscus, 184, 271. 

 Ocoyana, 77. 

 olivacea, 184, 208, 271, 



330, P 390. 



var., 258, P 390. 



oxytropis, 183, 330. 

 pallida, 184, 271. 

 piota, 207, O 208, O 330. 

 pndica, 330. 

 rava, P 399. 

 rigida, 184, 271. 

 rudis, 184, 272, P 393. 

 rugifera, 183. 



nistica, 36, 184, O 272, P 393. 

 Schantarica, 217,0 220, 223. 

 simplex, 217, 220, 223. 

 splendidula, 183. 

 striosa, 184, 272. 

 stromboides, 208. 

 tUiarella, 272. 

 traiismontana, 77. 

 triticea, 59. 



tuberculifera, 6, 176, 330. 

 turricula, O 271. 

 unicolor, 183. 

 uniinaoalata, 183, 330. 

 Tariculosa, 183. 

 Plicatula 



dubia, car., 250, P 155. 



