98 



THE NAUTILUS. 



Laqueus californicus 

 Laqueus vancouverensis 

 David. 



Terebratulina caputserpentis L. 

 Terebratulina var. unguicula 

 Cpr. 



Terebratalia transversa Cpr. 

 Terebratalia transversa caurina 

 Gld. 



Leptothyra carpenteri Pils. 

 Leptothyra lurida Dall. 

 Barleeia sp. 

 Melanella 2 sp. 

 Cerithiopsis sp. 

 Odostomia 2 sp. 

 Amalthea cranioides Cpr. 

 Crepidula dorsata Brod. 

 Crepidula nivea v. 

 Crepidula adunca Sby. 

 Tritonalia interfossa Cpr. 

 Tritonalia lurida Midd. 

 Bela fidicula Gld. 

 Boreotrophon stewartii E. A. 

 Sm. 



Boreotrophon tenuisculpta Cpr. 

 Bittium esuriens Cpr. 

 Fissuridea aspera Esch. 

 Trichotropis cancellata Hds. 

 Chrysodomus dirus Rve. 

 Admete sp. 



Haminea virescens Sby. 

 Chrysodomus tabulatus Baird. 

 Purpura foliata Mart. 

 Thais lima Mart. 

 Thais lamellosa 

 Thais emarginata Desh. 

 Margarites helicina Fabr. 

 Acmaea patina Esch. 



Acmaea patina pintadina. 

 Acmaea pelta Esch. 

 Acmaea persona digitata Esch. 

 Acmaea mitra Esch. 

 Lepeta concentrica Midd. 

 Velutina prolongata Cpr. 

 Velutina laevigata mulleri ? 

 Desh. 



Calyptraea mamillaris fasti- 



giata Gld. 

 Littorina sitchana Phil. 

 Littorina scutulata Gld. 

 Puncturella cucullata Gld. 

 Puncturella galeata Gld. 

 Lamellaria sp. may be new. 

 Columbella aurantica Dall. 

 Amphissa corrugata Rve. 

 Calliostoma annulatum Mart. 

 Calliostoma variegatum Cpr. 

 Calliostoma costatum Mart. 

 Margarita pupilla Gld. 

 Argobuccinum ore gonensis 



Redf. 

 Buccinum liratum. 

 Natica pallida. 

 Natica clausa. 

 Lacuna 4 sp. 

 Cancellaria modesta. 

 Opalia sp. 

 Olivella sp. 

 Tornatina sp. 



Mopalia wossnesenskii Midd. 



Tonicella submarmorea. 



Tonicella lineata. 



Mopalia lignosa. 



Katharina tunicata. 



Mopalia muscosa. 



20 sp. of Chitons not identified. 



