QUEEN CHARLOTTE ISLANDS. 201 B 



Tonicella marmorea, Eabricius. Houston-Stewart Channel, in 15 to 20 



fathoms, two specimens. 

 Tonicella lineata, Wood. Low-water, at several localities. 



Chostopleura Hartwegii, Carpenter. Mouth of Cumshewa Harbour, in 

 20 fathoms, one small specimen. 



Ischnochiton interstinctus, Gould. With the preceding, also Yirago 

 Sound, in 8 to 15 fathoms, and Houston-Stewart Channel, in 15 to 

 20 fathoms. 



Ischnoradsia trifida, Carpenter. Mouth of Cumshewa Harbour, in 29 

 fathoms, one specimen. 



Lepidopleurus Mertensii, Middendorf. Frequent, living, in Houston- 

 Stewart Channel, in 15 to 20 fathoms, and at the mouth of 

 Cumshewa Harbour, in 20 fathoms. 



Acmcea mitra, Escholtz. ^j 



Acmcea (Collisella) pelta, Escholtz. Abundant, living, at and below 



Acmcea (Collisella) persona, Escholtz. L low-water mark, in several 



Acmcea ( Collisella) patina, Escholtz. localities. 



Acmcea (Collisella) patina, var. scutum. J 



Cryptobranchia concentrica, Middendorf. (=Lepeta coecoides.) Two 

 living specimens, in 20 fathoms, off Metla-Katla. 



G-lyphis aspera, Escholtz. Cumshewa Harbour, in 50 fathoms, two 

 living and three dead shells. 



Fissurellidcea bimaculata, Dall. Houston-Stewart Channel, in 15 to 20 

 fathoms, two dead examples. 



Puncturella cucullata, Gould. Yirago Sound, in 8 to 15 fathoms ; 

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

 Stewart Channel, in 15 to 20 fathoms. 



Puncturella galeata, Gould. With the preceding species. 



Haliotis Kamtschatkana, Jonas. On rocks at low-water at Houston- 

 Stewart Channel and elsewhere. This species was collected also 

 by Mr. James Eichardson at the Queen Charlotte Islands in 1872. 



Pachypoma gibberosum, Chemnitz. Common on rocks at low-water 

 mark. 



Leptothyra sanguinea, Linnaeus. Houston-Stewart Channel, in 15 to 20 

 fathoms, several ; mouth of Cumshewa Harbour, in 20 fathoms, 

 common ; Dolomite Narrows, a few. 



Chlorostoma brunneum, Philippi. Carpenter Bay, on fronds of 

 Macrocystis, common. 

 14 



