68 



INDEX OF SPECIES. 



Lyonsia 



hyalina, 20, 167, 194. 

 infiata, 40, 105, 193. 

 navicula, 73, 91. 

 nitida, 124, 194, 297,0 300, 



U 199, V 211. 



Norvegioa, 20, 71, 73, 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. 



Machsera 



coatata, 20, 73, 87, O 219, 222, 



223, 301. 

 lucida, 72, 124, 19s, 301, 



V 211. 

 maxima, 195. 

 Nuttalli, 5, 349. 

 patnla, 12, 20, 22, 26, 72, 87, 



124, 154,251. 

 sodalis, 73. 

 Macoma 



caluarea, 70, 125. 



conoinna, 202. 



crassula, 235, 



Dombeyi, 202. 



edentula, 12, 70, 113, 125. 



edulis, 12, 86, 125. 



(?var.) expansa, 88, 125, 



Fabi'icii, 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. 

 nasnta, 20, 22, 26, 71, 125. 

 proxima, 70, 88. 



Macoma 



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

 sojidula, 39, 125, 204. 

 sordida, 70. 

 Suesoni, 70. 

 teuera, 221. 

 tersa, 125. 



yoldiformis, 88, 97, 125. 

 Macroceramus 



polystreptus, 45. 

 Maorocyclis 



Newberryana, 157. 

 (yvar.) sportella, 157. 

 Vaneouverensis, 157. 

 Macron 



Kellettii, 40, 102, 150, 151. 

 lividus, 100, 150, 151. 

 Mactra 



alata, P 50. 

 albaria, 76. 

 augulata, 229, 246, 282, 



289, 297, 304, P 52, 



S 161. 

 aiigasta, 287, 289, 304. 

 Brasiliana, 211, 246, P 51. 

 Californica, 26, 196, 229, 



232, 287, 289, 304, 



349, V 214. 

 canaliculata, 364. 

 cariuata, 364, P 50. 

 cariiiulata, 289, P 52. 

 Diegoana, 76. 

 doiiaciformis, 289. 

 elegans, 174, 227, 280, 



282, 284, 289, 304, 



352, 364, U 200. 

 exoleta, 208, 211, 227, 



232, 246, 280, 364, 



P 50, P SI, P 52, U 200, V 



214. 

 falcata, 209, 232, 304. 

 fragilis, 243, 246, 304, 



O363, P5I- 

 Gabioteusis, 82. 

 goniata, 287, 304, P 52. 

 laoiniata, 284, 304, S 161. 



