64 



INDEX OF SPECIES. 



Limnea 



stagnalis, 93, 159, 222. 



Sumassii, 90, 159. 



Traskei, iSo. 



truncatula, 222. 



umbrosa, 85, 159, 210, 316. 



ventrioosa, 213. 



Virginiana, 160. 

 Limnaea. See Limnea. 

 Limnseus. See Limnea. 

 Limasa 



subauriculata, 169. 

 Lingula 



albida, 122, 207, 298. 

 Liocardium 



apieirum, 23, 104, 211, 261. 



cruentatum, 128. 



elatum, 27, 97, 128, 152, 248. 



Elenense, 170. 



Mortoni, 168. 



substriatum, 21, 128, 168, 170. 

 Lioconcha 



■ liieroglypica, loi. 

 Liostraca 



distorta, 335, 363, 366, 



P44I. 



• var. yod, O 260, P 441. 



fulvocincta, P 440. 



involata, 193. 



iota, 33, 37, 335, P 441. 



? var. retexta, 260, P 



440. 

 linearis, 193, 260, P 440., 

 produuta, 33, 193, 260. 

 recta, 33, 193, 260, 260, 335, 



P439- 

 retexta, 33, 37, 39, 192. 

 solitaria, 33, 193, 260, 260, 



335, P 439- 

 Liotia 



acuticostata, 98, 138. 

 carinata, 253, 322, P 248. 

 C-B-Adamsii, 253, 322, P 



249. 

 fenestrata, 98, 138. 

 striulata, 253, 322, P 248. 



Lithodomus 



aiistatiis, 38, 47, 50, P 126. 

 atteiiaatiis, 38, 47. 

 oalyculatus, 50. 

 caudigerus, 47, 50, P 127. 



var. P 124. 



ciniiamomeus, 50, P 129. 

 cinnamominus, 50. 

 coarctata, S°- 

 Cumingianus, ^o, 

 falcatus, 50, 227, U 202. 

 Gruneri, 50. 

 lithophagas, P 127. 

 pessulatus, 50. 

 plumula, 38, 50. 



var. 50. 



subula, 50. 

 teres, 50. 

 Lithophagus 



aristatus, 23, 107, 199, 249, 



297, 310, 363, 365, 



P 126, P 128. 

 aristatus, var. gracilior, P 129. 

 aristatus, var. tumidior, P 125, 



P 129, 249. 

 attenuatus, 26, 130, 152, 199, 



233, 248, 309, 351, 



P 124, P 127. 

 oalyculatus, 249, 309, P 



124. 

 caudigerus, 363, 365. 

 cinnamomeus, 72, 200, 174, 



234, 249, 309, 363, 



P 127, P 129. 

 dactylus, 174. 

 falcatus. 229, 232, 234, 



U 202. 

 Gruneri, 227, 229, 232, 



350, U 202. 

 lasvigatus, P 125. 

 plumula, 107, 130, 199, 256, 



249, 310, P 125, P 128. 

 rugiferus, P 125. 

 Litiopa 



divisa, 288,0 350, Q 234. 

 gaxicola, 190, 273, P 369, Q 234. 



