410 Froceedings of the Eoyal Physical Society. 



Glohigerina, Truncatulina, FiUvimdina, and Botalia ; none of 

 the above forms were common. 



Sounding 2. 29th June. Skekry Light, W. by N. 20 miles. 

 LuMBA Ness, KW. J JST. 18 miles. Depth, 55 

 fathoms. 

 Surface temperature, 50° ; bottom temperature, 49°'9. 



A yellow shell sand, composed chiefly of Gasteropod, 

 Lamellibranch, Dentalium, Ser2mlce, Polyzoa, and Echinoderm 

 fragments, with quartz grains and Foraminifera, represent- 

 ing the following types : — Biloculina, Miliolina, Spiroloculina, 

 Textularia, Glohigerina, Discorlina, Truncatidina, Pidvinidina, 

 and Gypsina ; Discorlina and Truncatulina predominating. 



Sounding 3. Skerry Light, W. J N. 27 J miles. 



LuMBA Ness, N W. by N. 31 miles. Depth, 76 

 fathoms. 

 Surface temperature, 50°'2 ; bottom temperature, 50°. 



A brown quartz sand with many fragments of Gasteropod 

 and Lamellibranch shells, Dentalium tubes, Ostracod shells, 

 Serpulce tubes, Polyzoa, and Echinoderm fragments, the 

 Foraminifera found in this deposit was similar to those taken 

 in Sounding No. 2, but in greater quantities and variety 

 among the bottom living forms. 



Soimding 4. 1st July. Floger Light, W. f N. 29 miles. 

 Depth, 100 fathoms. 

 Surface temperature, 53°'4; bottom temperature, 49°'3. 



A greenish ooze composed chiefly of pelagic and bottom- 

 living Foraminifera, the most conspicuous genera being 

 Glohigerina, Nonionina, Cassididina, and Lagena ; the Glohi- 

 gerina were mostly of small Arctic variety G. paehyderma. 



Sounding 5. 3d July. OssA Skerry, S.W. by S. | S. 7 miles. 

 Una Bass, E.S.E., 5 miles. Depth, 56 fathoms. 

 Surface temperature, 54° ; bottom temperature, 48°'6. 



A fine shell sand, chiefly composed of very small shell 



