INDEX OF GENERA AND SPECIES. 



287 



Leda cuneata, 103. 



Gabbii, 197, 250. 



Oregona, 121. 



penita, 121. 



protexta, 197, 250. 



translucida, 250. 



Willamettensis, 122. 

 Leptonyx, 85. 



bacula, 85. 



sanguined, 85. 

 LEPTOTHYRA, 85. 



bacula, 85. 



sanguinea, 85. 

 LIOHENOPORA, 109. 



Califbrnica, 109. 

 LIMA, 201, 251. 



appressa, 201, 251. 



microtis, 201, 202, 251. 



multiradiata, 201, 252. 



Sbastaensis, 251. 

 LIMOPSIS, 121, 192, 249. 



nitens, 121. 



Oregoncnsis, 121. 



sagittata, 196, 249. 



transvcrsa, 250. 

 Liocardium, 99. 



datum, 99. 



substriatum, 99. 

 LIOCIUM, 174, 232. 



punctatum, 174, 232. 

 LIOCONCHA, 9G. 



Newcombiana, 96. 

 LIROPECTEN, 105. 



crassicardo, 105. 



Estrellanus, 105. 



Veatchii, 105. 



volseformis, 105. 



LITHASIA, 13, 80. 



antiqua, 13, 80. 

 LITHOPHAGUS, 246. 



oviformis, 246. 

 LITTORINA, 14, 80, 227. 



compacta, 227. 



patula, 80. 



Pedroana, 80. 



planaxis, 80. 



R6nondii, 14, 80. 

 Loripes, 100, 189, 243. 



dubius, 189, 243. 



parilis, 100. 

 Lottia, 52, 86. 



gigantea, 52. 



pallida, 87. 



scabra, 86. , 



spectrum, 86. 

 LOXOTREMA, 168, 227. 



turrita, 168, 227. 

 LUCAPINA, 85. 



crenulata, 85. 

 Lucina, 28, 100, 120, 189, 243. 



acutilineata, 100. 



borealis, 100. 



Californica, 100. 



cretacea, 243. 



cumulata, 243. 



Estrellana, 120. 



fibrosa, 120. 



gyrata, 241. 



nasuta. 189, 243. 



Nuttallii, 100. 



permacra, 120. 



postice-radiata, 189, 243. 



postradiata, 189, 243. 



Eicbthofeni, 29, 100. 



