TO 



INDEX OF SPECIES. 



Margarita 



obifcura, 70. 



var. ohioleiti, 139. 



pupilla, 25, 40, 47, 92, 98, 139. 



purpurata, 2S, 240. 



pasilla, 89. 



{frar.) salinontta, 98, 139. 



Schantarica, 73. 



Bordida, O 216. 



striata, 47, 71, 176, 216, 



O 223, O 321. 

 for. subelevata, 139. 

 sulcata, O 216, O 223, O 321. 

 V(tr. temiisculpta, 89, 139. 

 nnibilicalis, 176. 

 undulata, 47, 98, 139. 

 Vahlii, S9, 139, 169. 

 Margaritana 



m.irearitifera, 85, 116, 120, i6<f. 

 Margaritiphora 

 alliiiia, F 149. 

 barbata, 199. 

 fimbriata, 27, 50, 107. 153, 199, 



O 161, O 249, O 277, O 282, 



O311, P 550. 

 margaritifera, P 149. 

 MaEatlanica. 199, O 249, 296, 



311, P 149, P 196. 

 radiata, P 149. 

 Marginella 



coerulea, O 363 : [should be — ] 

 cocrulescens, 15, 24, 35, 177, 



189, O 339, O 365. 

 curta, O 296, 339. 

 cyprapola, 45, 267, 285, 



' 339- 

 glans, IS, 177. 

 granum, O 267 

 imbricata, O 226, O 285, 297, 



339. 

 Jewettii, 23, 147, 287, 228, 



O 339, O 349, U 207. 

 Lavalleana. P 461. 

 margaritula, 261, 339, 



O 364, P 462. 

 minima, 364, P 461. 



Marginella 



luiiinr, 110, 147, 177, 261, 



O 267, O 339, O 364, P 461. 

 OTuIiforniis, O 261,0 364,? 462. 

 polita, 23, 24, O 261, 339, 



P462. 

 pruimm, 7, 15, 177, O 189, O 



206, 282, O 339, O 363, 



0365. 



regularis, 23, 147, 287. 



sapotilla. IS, 35, 177, 189, 

 O 206, O 231, O 267, 282, 

 O 339, O 363. 



snbtrigoiia, 23, 147, 287. 

 Marinula 



Recluzian.'i, O 27s. 

 Marmorostoma 



pianosj.ira, 35. 



undulata, 10. 

 Martesia 



iutereal.ita, 114, 123, 151,0 244, 

 O 299, P 13, 

 Megalomastoma 



siuiulacruin, 4S. 

 Meioceras. See Mioceras. 

 Melampus 



aeutus, O 315. 



Adamsianus, S 161. 



bidentatus, P 178. 



Bridgesii, O 284, O 315, S i6i. ' 



coiicinnus, O 315. 



fai^ciatus, 44. 



infrequent, O 315. 



olivacens, 107, 133, 151, 159, 

 233,0 251,0 284,0 315, 



3Si,P 178. 

 Panamensis, O 315. 

 atagnalis, 315. 

 Tabogensis,0 315. 

 trilineatus, 0315. 

 Melania 



bulbosa, 163, O 209, 325. 

 Buschiana, 51. 

 exigaa, 163, 283. 

 fusca. 163. 

 Gouldii, 325. 



