INDEX OF GENERA AND SPECIES. 



287 



Leda cuneata, 103. 



Gabbii, 197, 250. 



Oregona, 121. 



penita, 121. 



protexta, 197, 250. 



tran si ucida, 250. 



Willamettensis, 122. 

 Leptonyx, 85. 



bacula, 85. 



sanguined, 85. 

 Leptothyra, 85. 



bacula, 85. 



sanguinea, 85. 



LlCHENOPORA, 109. 



Californica, 109. 

 Lima, 201, 251. 



appressa, 201, 251. 



microtis, 201, 202, 251. 



multiradiata, 201, 252. 



Shastaensis, 251. 

 Limopsis, 121, 192, 249. 



nitens, 121. 



Oregon ensis, 121. 



sagittata, 196, 249. 



transversa, 250. 

 Liocardium, 99. 



elatum, 99. 



substriatum, 99. 

 Liocium, 174, 232. 



punctatum, 174, 232. 



LlOCONCHA, 90. 



Newcombiana, 96. 



LlROPECTEN, 105. 



crassicardo, 105. 

 Estrellanus, 105. 

 Veatchii, 105. 

 volaeformis, 105. 



Lithasia, 13, 80. 

 antiqua, 13, 80. 



LlTHOPHAGUS, 246. 



oviformis, 246. 

 Littorina, 14, 80, 227. 



compacta, 227. 



patula, 80. 



Pedroana, 80. 



planaxis, 80. 



Ee'mondii, 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. 

 Luc API N A, 85. 



crenulata, 85. 

 Lucina, 28, 100, 120, 189, 243 



acutilineata, 100. 



borealis, 10u. 



Californica, 100. 



cretacea, 243. 



cunmlata, 243. 



Estrellana, 120. 



fibrosa, 120. 



g grata, 241. 



nasuta. 189,243. 



Nuttallii, 100. 



perraacra, 120. 



postice-radiata, 189, 243. 



postradiata, 189, 243. 



Eichthofeni, 29, 100. 



