QUEEN CHARLOTTE ISLANDS. 197 B 



under the lens appears to be grooved down the middle ; lateral teeth 

 obsolete or nearly so. Pallial sinus profound, rounded at its extremity, 

 and reaching beyond the centre of the valves. 



Dimensions : — Length of an adult specimen, 6 lines ; height of the 

 same, 4J lines ; thickness through the valves, 3 lines. 



Virago Sound, in from 8 to 15 fathoms, abundant. 



Mcera variegata, Carpenter. Dolomite Narrows, common ; mouth of 

 Cumshewa Harbour, in 20 fathoms, several. 



Standella falcata, Gould. Shore near camp between Virago and North 

 Island, two single valves. 



dementia subdiaphana, Carpenter. Virago Sound, in 8 to 15 fathoms, 

 a large single valve. 



Psephis Lordi, Baird. Dixon Entrance, in 111 fathoms, and Virago 

 Sound, in 8 to 15 fathoms. 



Venus Kennerleyi, Eeeve. Mouth of Cumshewa Harbour, in 20 fathoms, 

 many, but mostly small ; Dolomite Narrows, and Houston-Stewart 

 Channel, in 15-20 fathoms, not so common. 



Tapes staminea, Conrad. Shore between Virago and North Island, 

 Dolomite Narrows, and 8 to 15 fathoms in Virago Sound. 



Saxidomus squalidus, Deshayes. Common at several localities. 



Cardium Nultalli, Conrad. Abundant, and of very large size. 



Cardium blandum, Gould. Mouth of Cumshewa Harbour, in 20 fathoms, 

 and Virago Sound, in 8 to 15 fathoms ; mostly small, single 

 valves. 



Astarte semisulcata, Leach ? One dead valve, in 20 fathoms, off Metla- 



Katla. 

 Astarte Esquimalti, Baird. (=Rliectoeyma mirabilis, Dall.) Mouth of 



Cumshewa Harbour, in 20 fathoms, several. 



Miodon prolongatus, Carpenter. Dolomite Narrows, abundant ; mouth 

 of Cumshewa Harbour, in 20 fathoms, several; Houston-Stewart 

 Channel, in 15 to 20 fathoms, three or four specimens. 



Venericardia borealis, Conrad, and var. ventricosa, Gould. Dixon 

 Entrance, in 111 fathoms, four specimens; mouth of Cumshewa 

 Harbour, in 20 fathoms, many, living; Virago Sound, in 8 to 15 

 fathoms, three ; off Metla-Katla, in 50 fathoms, and Dolomite 

 Narrows ; common, but of small size. 



Lucina filosa, Stimpson. Dixon Entrance, in 111 fathoms, a large 

 single valve. 



