202 B GEOLOGICAL SURVEY OF CANADA. 



Calliostoma canaliculatum, Martyn. Virago Sound, in 8 to 15 fathoms, 



four living but small specimens. 

 Calliostoma costatum, Martyn. Houston-Stewart Channel, in 15 to 20 



fathoms ; Yirago Sound, in 8 to 15 fathoms, and elsewhere ; very 



common. 

 Calliostoma annulatum, Martyn. Houston-Stewart Channel, in 15 to 20 



fathoms, two specimens. 



Phorcus pulligo, Martyn. Adult and common on fronds of Macrocystis 

 in Carpenter Bay. Young but living shells of this species were 

 dredged also in 15 to 30 fathoms in Houston-Stewart Channel and 

 in Dolomite Narrows. 



Gibbula funiculata, Carpenter. One living specimen, the exact locality 

 of which has been forgotten. 



Margarita pupilla, Could. Houston-Stewart Channel, in 15 to 20 

 fathoms, and mouth of Cumshewa Harbour, in 20 fathoms. 



Margarita lirulata, Carpenter. Dolomite Narrows, five living shells ; 

 and Yirago Sound, in 8 to 15 fathoms, three examples. 



Margarita helicina, Montagu. One young, living specimen ; exact 

 locality and station unknown. 



Crepidula navicelloides, Nuttall ; var. nummaria, Gould. Mouth of Cum- 

 shewa Harbour, in 20 fathoms, on dead shells, &c, frequent. 



Crepidula adunca, Sowerby. Two living specimens ; exact locality and 

 station unknown. 



Galerus contortus, Carpenter (fide Dall). Mouth of Cumshewa Har- 

 bour, in 20 fathoms, common ; and Yirago Sound, in from 8 to 15 

 fathoms, rather scarce. 



Hipponyx cranioides, Carpenter. One living adult specimen; exact 



locality not known. 

 Coicum crebricinctum, Carpenter. Dolomite Narrows, one ; dead. 



Mesalia reticulata, Mighels. Off Metla-Katla, in 50 fathoms, five 

 specimens. 



Bittiumfilosum, Gould. Common. 



Littorina Sitchana, Philippi. Eocks at low-water, at Hot Spring- 

 Island ; also shore between Yirago Sound and North Island. 



Littorina scutulata, Gould. Yirago Sound, in 8 10 15 fathoms, two dead 



shells. 

 Lacuna porrecta, Carpenter. Shore between Yirago Sound and North 



Island, one dead shell. 



