INDEX OF SPECIES. 



Capulus 



militaris, P 300. 

 mitrula, P 297, R 3. 

 subrufus, R 4. 

 Cardita 



affinis, 201, 182, 229,0 232, 

 O 234, 236, 247, 278, 

 282, 297, 306, P 84, 



P 85, P 539- 

 arcella, 14. 

 borealis, 9, 70, 210, 219, 



O 221, 223. 

 Californica, 232, 234, 236, 



287, 352, P 84. 

 corbis, 128. 

 crassa, 178,0 306. 

 Cuvieri, 10, 181, 208, 



306. 

 laticostata, 201, 182, 278, 



3 o6. 



incrassata, 287, 306, 359. 

 Miehelini, 10, 14. 

 modulosa, 14, 278. 

 monilicosta, 118. 

 nodulosa, 278. 

 occidental is, 17, 80. 

 planicosta, 75. 

 radiata, 201, 182, 278, O 



306. 



spurca, 221. 

 subtenta, 17, 165, 367. 

 turgida, 14. 



varia, 181, 306, 359. 

 variegata, 128, 280. 

 ventricosa, 17, 80, 91, 209, 



210, 213, 306. 

 volucris, 229. 

 Cardium 



aculeatum, 154, 285. 

 alabastrura, 247, 307, P 94, 



P53i- 



arenatum, P 93. 

 asperum, 364. 

 Belcheri, 175, 297, 307. 

 biangulatum, 27, 175, 187, 



229, 307. 



Cardium , 



blaiidum, 14, 17, 49, 70, 91, 128, 



210, 212, 213, 307, 



0348. 



boreal e, 175. 

 bullatum, 364. 

 Californianum, 13, 14, 17, 49, 



119, 197, 203, 212, 



213, 219, V 217. 

 Californiense, 14, 17, 70, 91, 128, 



197, 203, 219, 221, 



223, 232, O 234, 28$ 



o 307, o 347. 



carneosum, P 40. 



centifilosum, 97, 128. 



consors, 23, 27, 106, 153, 187, 



234, 282, 307, 364. 

 corbis, 5, 13, 17, 91, 128. 

 costatum, 45, P 95. 

 cruentatum, 21, 78, 227, 



284, 307, 0352, U20I. 

 Cumingii, 183, 307. 

 Dionseum, 175. 

 discors, 60. 

 elatum, 153,0 232,0247, 0307, 



O 35i, 352,0 364, P 91, 



V2i8. 



Elenense, P 91, U 201. 

 Gabbii, 119. 

 gemmatum, 229. . 

 graniferum, 25, 30, 154, 201, 



322,0175,0187,0229,0248, 



278, 307, P 85, P 95. 

 Grcsnlandicum, 47, 70. 

 Icelandicum, 210. 

 Indicum, 45. 288. 

 Laperousii, 14, 203, 307. 

 laticostatum, O 247, P 92. 

 linteura, 75. 

 lucinoides, 248, P 96. 

 luteolabrum, 13, 21, 128, 197, 



227, 307, 351, U 201. 

 roacnlatum, 45, 282, 285. 

 maculosum; 45, 229, 285, 



307. 

 magnificum, 187. 



