SIMPSON: NOTES ON RARE MOLI.USCA FROM NORTH SEA. 1 15 



Metzgeria alba Jeff. — St. i6a, several. 



Actseon tornatilis L. van subulata S. V. Wood.— Broad Bay, 

 I im., one. 



Actseon tornatilis var. tenella Lovdn. — St. 12, ten ; St. 50, one. 



Tornatina ovata Jeff. — St. 53, one. 



Diaphana expansa Jeff. — St. 10, one; St. i6a, one. 



Diaphana quadrata Monts. — St. 41, one. 



Scaphander lignarius L. var. curta Jeff.— St. 6, common ; 

 10^ miles N. ^ W. from St. 7, several; St. 7, common; St. 7a, com- 

 mon ; St. 9, six and three white specimens ; St. 10, several ; between 

 Sts. II and 12, iiom., several; St. 23, four; St. 38, several; St. 57, 

 several. 



Scaphander punctostriatus Migh. — St. 12, two. 



Volvulella acuminata Brug.— St. 56, three. 



Bullinella alba Brown. — St. 16, three; St. i6a, six. 



Bullinella alba var, corticata Beck. — St. 10, several. 



Roxania utriculus Brocchi. — St. 6b, one; St. 16, three, small; 

 St. 34, four, small ; St. 38, one ; St. 39b, three ; St. 41c, two ; St. 56, 

 four ; St. 58, two, small. 



Philine quadrata S. V. Wood. — St. 7a, one ; St. 34, one ; St, 

 38, three; St. 41c, one; St. 53, one; St. 58, one. 



Philine pruinosa Clark. — St. 61° 20 N., 0^55' W., several. 



Philine finmarchica M. Sars. — St. i6a, one. 



Macandrevia cranium Miiller. — ^10 J miles N. | W. from St. 

 7, three ; St. 7, several, small ; St. 10, two broken ; St. 11, several; 

 St. 12, two; St. 15b, five ; St. 16, common ; St. i6a, very abundant; 

 St. 17, several; St. i8a, several, small; St. 19b, several. 



Macandrevia cranium var. oblonga Jeff. — St. 16, two; St. 

 1 6a, abundant. St. i6a is remarkable for the abundance of this 

 species and variety. On one occasion the small trawl brought up 

 such a quantity as to fill a large tub, 90 per cent, being alive. 



Terebratulina septata Phil. — St. 19b, three. 



Rhynchonella psittacea Chem. — St. 56, one semi-fossil under 

 valve. 



Atretia gnomon Jeff. — St. 56. One specimen brought up in 

 the small trawl perfectly fresh and to all appearance had been alive 

 when taken up. 



