NORTH AMERICAN CONCHOLOGY. 



75 



[Jlorch, Mollusca GriJulandica.] 



S. undidata Sowb. 

 77 Fhiliue quad^-ata Wood. 



BulUra (jranulosa Miill. 

 77 punctata Moll, iion Ad. 



77 Cylichna alba {Bulla) Br. 



Bulla corticata Beck. 

 triticea Couth. 

 77 Reinhardi Holb. Sf Moll. 



Bulla orijxa Tott. ? 

 77 (Roxania) insculpta 



(Bulla) Tott. 

 Bulla Reinhardi MciU. 

 77 TJtriculus turritus (Bulla) 



Moll. 

 Bulla ohstricta Gould ? 



77 Diaphana debilis Gould. 



Bulla suhangulata Moll. 

 Ariijihisphi/ra (jlobosuLoY. ? 



78 var. a. 



78 var. 8. [Couth. 



IB Dendronotus Reynoldsii 



Doris arboresceus Fabr. 



AmphitritideaFabriciiBh. 

 78 junior? 



Tritonia Ascanii.^loW. 

 78 Doris liturata Berk. 



D. marirata Miill. 

 78 acutiuscula St. 



78 obvelata Mall. 



78 Polycera Holbollii {Euplo- 

 camus) Moll. 



78 Holb. [Fabr. 



IS Proctaporia fusca (Doris) 

 78 Aeolis salmonacea Couth. 

 Doris papillosa Fabr. 

 Aeolis papilligcra Beck. 



hodoensis MiJll. non Grun. 

 78 Bostoniensis Couth. 



78 Olrikii March (n. s.,des.) 



78 Tergipes rupium Miill. 



79 Clione limacina Phips. 



C. popilionacea Pallas. 

 Clio retusa Miill. 

 borealis Brug. 



6 



Page. 



79 Onchidiopsis gronlandica 



79 ? [ Berrjh. 



79 Marseuina gronlandica 



( Siya ret us ) Miill . 

 Oxynoe glabra Couth. 

 79 micromphala Birijh. 



(Oithonella). 

 79 Velutina flexilis Mont. (Ve- 

 lutella;. 

 V. plicatilis Loveu iioii 

 Mull. 

 79 lanigera ^[oll. (Velu- 



tina). 

 //. haliotoides Fabr. 

 79 haliotoides (Helix) M0L. 



79 var. grandis. 



Nerita bullata Chemu. 

 Bulla neriloides Chemn. 



80 zonata GUI. (Limneria). 



GalericulumuiidatumBv/n. 

 80 var. grandis. 



V. canaliculata Beck. 

 80 Lacuna vincta Mont. 



(Epheria). 

 Turbo divaricatus Fabr. 

 uon L. 

 80 glacialis J/o//. (Epheria). 



80 pallidula Da Costa (La- 



cuna). 

 80 Littorina gronlandica Chem. 

 Nerita liltorea Fabr. 

 Turbo Davidis Bolten. 

 Littorina castanea Desh. 

 patula JeflFr. 

 80 var. laevior. 



Neriia littoralis Miill. 

 Littorina palliatu Say. 

 orctica Miill. 

 80 obtusata Linn. 



80 Natica affinis (Nerita) Gmel. 

 N. clausa Sowb. 



septenlrionalis Beck. 

 consolidata Couth. 



