INDEX OF SPECIES. 



n 



Melania 



Largillierti, 265. 

 niaziiiia, O 286. 

 Men kf ana, 163. 

 Nt"wl»erryi, 120, 163. 

 nigriua, 51, 120, 163. 

 occata, 120, 206, 2II,0 325. 

 plicata, O 211, 0325. 

 plicifera, 18, 84, 92, 116, 163, 



0210,0213,0325. 

 polygonata, O 286. 

 rndens, 92. 

 seniinalis, 120. 

 Scipio, 51. 



Sha3taei)sis, 120, 163. 

 Shortaensis, 84. 

 ailicula, 84, 92, 163, 209, 



0325. 

 siliqua, O 209. 

 striata, 6, 162. 

 snbnodosa, O 265. 

 Wahlamatensis, 163, 211 



325. 



Warderiana, 163. 

 Melaraphe 



fasciata, P 351. 



phasianella, 31, 37, 192. 

 Meleagrina 



fimbriata, 296, ? 550. 



Mazatlanica, P 149^ p i^i, 

 Melongena 



occidentals?, 35. 

 Membranipora 



calpensis, P 2. 



denticulata, O 243, 298, P i. 



Fleiningii, 34, 256. 



gothica, O 243, 298, P 2. 



Lacroixii, P 2, 



Rozieri, P 2. 



Savartii, P 2. 

 MenetuB 



opercularis, i6r. 

 Mercenaria 



Dui-atelUi, 77. 



orientalis, 69. 



perlaminoaa, 77. 



Mercenaria 



Siiiij^Houi, 69, 73. 

 Meretriz 



Californiana, 75. 

 Dariena, 77. 

 impudica, P 70. 

 petichialis, P 70. 

 Poiilsoni, 75. 

 Tularena, 75. 

 uniomeris, 75. 

 Uvasana, 75. 

 Mesalia 



lactea, 89, 141. 

 lacteola, 89, 93, 141^ 166, 169. 

 subplanata, 89, 141, 

 tenuisculpta, 98, 141, 

 Mesembrinus 

 excelsus, 158. 

 iuscendi tis, 158. 

 pallidior, 158. 

 Mesodesma 



rubrotinctum, 78. 

 Mesodon 



Columbianus, 157. 

 devius, 157. 

 Meta 



cedonnlli, 53. 

 coniformis, 53. 

 Dupontiae, 53. 

 ovuloidea, 53. 

 Metula 



Hiudsii, O 342. 

 MUtha 



Childreni, 106. 

 Mioceras 



cornubovis, X 439, X 443. 

 cornucopiae, X 429, X 439, X 



440, X 443, 

 nitidum, X 438, X 443. 

 Miodon 



orbicularis, 236. 

 prolongatus, 97, 113, 128, 168, 

 236. 

 Miralda * 



laeunata, 33, P 414. 



quinqnecincta, 32, P 414. 

 26 



