62 



INDEX OF SPECIES. 



Leda 



eburnea, 46. 



Elenensis, 24, 200, 249, 311, 

 P 145, P S30- 



fossa, 88, 91, 130. 



foveata, 91. 



gibbosa, 311. 



hamata, 98, 130. 



Hindsii, 41. 



impressa, 367, 



iiiornata, 130. 



lyrata, 46. 



minuta, 71, 89, 130, 169. 



miuuta, var. 71. 



periiula, 130. 



polita, 24, 200, 311, 



Sowerbiana, 46. 



Tayloi-i, 41, 46. 

 Leiosolenus 



spatiosus, 249, 310, P 130, 

 P550. 

 Leiostraca. See Hostraca. 

 Leiostracus 



Mexicanus, P 177. 



Ziegleri, P 177. 

 Lepas 



alba, P 297. 

 Lepeta 



Candida, 71. 



cseeoides, 89, 137, 169. 

 Lepidopleurus 



Adamsii, 37, 265, 266. 



Beanii, 252, 317, P 197. 



bullatus, 252, 317, P 195. 



var. calciferus, 252, 



P 196. 



clathratus, 252, 3:7, P 195. 



limaoifonnis, 317. 



MaoAndreae, 252, 317, P 

 195, P 197. 



Magdalensis, 317. 



Mertensii, 89, 135. 



pectinatus, 89, 135. 



regulavis, 135. 



sanguineus, 252,0317,? 194, 

 P 195, P 196. 



Lepidopleurus 



s^abrioostatus, 98, 135. 

 tenuisculptus, 37, 39, 266. 

 Lepralia 



adpressa, 256, 244, 298, P 



5- 



atrofusoa, 243, 298, P 3. 



cucullata, P 3. 



hippocrepis, 244, 298, P 4. 



humilis, 244, 298, P 5. 



marginipora, 244, 298, P 4, 



IVIazatlaiiica, 243, 298, P 3. 



rostrata, 243, 298, P 4. 



trispinosa, 243, 298, P 3. 

 Leptinaria 



Elisse, 44. 



EmmeliusB, 44. 

 Leptocbiton 



cinereus, 92. 



iuterstinetus, 16. 



lividus, 317. 



Mertensii, 317, 349. 



nexus, 98, 136. 



proprius, 317. 



serobiculatus, 317, 349. 

 Iieptoconchus 



monodonta, 63. 

 Leptoconus 



gladiator, P 405. 



puncticulatus, P 404. 



purpurascens, P 402. 



regularis, P 402. 



regalitalis, P 403. 

 Iiepton 



clementinura, 248, 308, P 

 no, P III. 



dionaeura, 248, 308, P iii. 



meroeum, 97, 129. 



placuuoideum. Pin. 



umbonatum, 248, 308, P 

 III. 

 Leptonyx 



baonla, 98, 138. 



sanguineus, 113, 138. 

 Leptozis 



fusca, 163. 



