24 



INDEX OF SPECIES. 



Bulimus 



semipellucidus, 44. 

 striatus, 162. 

 sufflatus, 21, 27, 116. 

 translucens, 181,0315. 

 undatus, 7, 59, 119, 170, 



251, P 176. 

 unicolor, 183, 315. 

 unifasciatus, 45, 183, 240, 



288, 315, 359. 

 ustnlatus, 183, 188, 315, 



359- 

 vegetus, 116, 227, 233, 



U 203. 

 verrucosus, 287, 359. 

 vesicalis, 21, 116, 227, 234, 



U203. 

 vexillum, i8i, 315. 

 xanthostotua, 265. 

 Xantusi, 1 16. 

 zebra, 59, 251, 314, P 176, 



P540. 

 Ziegleri, 59, 314, P 177. 

 ziqzag, 251, P 176. 

 Bulinus 



aui-antius, 161, 

 elatus, 161. 

 hypnorum, 161. 

 Bulla 



Adamsi, 24, 31, ^h io7, I94, 



237, 282, 313, 364, 



P 173, P 540. 

 australis, P 172. 

 Califoniica, 35. 

 calycnlata, 175. 

 cerealis. 227, 6 229, U 203. 

 constrieta, U 203. 

 crassula, 160. 



culcitella, 227, 229, U 203. 

 decussata, 179, O 261, 271, 



P454. 

 exarata, 250, P 173, 313. 

 fontiualis, 160. 

 fluviatilis, 161. 

 var. fulminosa, 132. 

 fusiformis. U 203. 



Bulla 



gracilis, O 237, 250, P 171, 

 P540. 



inculta, 79, 227, U 203. 



infrequeus, 237, 250, 275, 

 P 171. 



jugularis, 77. 



loiiginqua, 284, O 313. 



Inticola, 194, 274, P 170. 



major, P 172. 



media, P 172. 



nebulosa, 22, 26, 79, 85, 107, 132, 

 151. 153, 198,0 233, O 234, 

 O 237, 284, 2S9, 313, 

 352, 353, P 172, P 540, 

 V220. 



?net>ulosa, 250, 296, P VI., 



P 173- 

 Panamensis, 295, 313, P 172, 

 petrosa, i65,'*0 367. 

 punctata, iq^j O 1S9, O 274. 

 puiicticulata, 194, 274. 

 puuctulata, 31, 37, 194, 229, 



0313- 

 Quoyii, 5, 24, 100, 107, 132 

 189, 250, 313, 359, 



P 173. 



rotundata, U 204. 



rufolabris, 189, 313, 359. 



striata, 5, 364. 



teuella, 85. 



velutina, 216. 



vesicula, 79, 227, 284, U 204. 



virescens, 48, 79, 284, 313. 



zebra, P 176. 

 Bullia 



ampullacea, 19, 70, 218, 221, 

 223, 342, O 348. 



Perryi, 74. 

 Bullina 



eximia, 90. 

 Bursa 



bitubercularis, 41. 



fusco-costata, 41. 

 ?Busycon 



Blakei, 75. 



