68 



INDEX OF SPECIES. 



Lyonsia 



Lyaliua, 20, 167, 194. 

 infiata, 40, 105, 193. 

 navicula, 73, 91. 

 niticla, 124, 194, 297,0 300, 



U 199, V 211. 

 Norvegica, 20, 71, 73, O 219, 



222, 223. 

 picta, 105, 184, 245, 301, 



358, 364, P 26. 

 plicata, 364. 

 saxicola, 91. 

 striata, 222. 

 ventricosa, 73. 

 Lyria 



Cumingii, 40. 

 harpa, 24, 40. 



Machaera 



costata, 20, 73, 87, 219, 222, 



223, 301. 

 lucida, 72, 124, 195,0 301, 



V 211. 

 maxima, 195. 

 Nuttalli, 5, 349. 

 patula, 12, 20, 22, 26, 72, 87, 



124, 154, 251. 

 sodalis, 73. 

 Macoma 



calcarea, 70, 125, 



concinna, 202. 



crassula, 235. 



Dombeyi, 202. 



edentula, 12, 70, 113, 125. 



edalis, 12, 86, 125. 



(?var.) expansa, 88, 125. 



Fabricii, 125. 



fragilis, 125. 



fusca, 167. 



inconspicua, 12, 18, 20, 86, 125, 



167. 

 indentata, 97, 125. 

 inquinata, 11, 80, 97, 125, 168. 

 lata, 70, 88, 125. 

 nasuta, 20, 22, 26, 71, 125. 

 proxima, 70, 88. 



Macoma 



secta, 12, 22, 26, 86, 125, 151. 

 solidula, 39, 125, 204. 

 sordida, 70. 

 Suesoni, 70. 

 teuera, 221. 

 tersa, 125. 



yoldiformis, 88, 97, 125. 

 Macroceramus 



polystreptus, 45. 

 Macrocyclis 



Newberryana, 157. 

 (?(,-«r.) sportella, 157. 

 Vancouverensis, 157. 

 Macron 



Kellettii, 40, 102, 150, 151. 

 lividus, 100, 150, 151. 

 Mactra 



alata, P 50. 

 albaria, 76. 



aiigulata, 229, 246, 282, 

 289, 297, 304, P 52, 

 S 161. 

 aiigusta, O 287, 289, 304. 

 Brasiliana, 211, 246, P 51. 

 Californica, 26, 196, 229, 

 232, 287, 289, 304, 

 349, V 214. 

 canaliculata, 364. 

 carinata, O 364, P 50. 

 carinulata, 289, P 52. 

 Diegoana, 76. 

 donaciformis, 289. 

 elegans, 174, 227, 280, 

 282, 284, 289, 304, 

 O 352, O 364, U 200. 

 exoleta, 208, O 211, 227, 

 232, 246, 280, 364, 

 P 50, P 51, P 52, U 200, V 

 214. 

 falcata, 209, 232, 304. 

 fragilis, O 243, 246, 304, 



363, P 51- 

 Gabiotensis, 82. 

 goniata, 287, 304, P 52. 

 laciniata, 284, 304, S 161, 



I 



