790 P. T. CLEVE, SOME ATLANTIC PLANKTON-ORGANISMS. 



June. Denmarks Sound (67° N. 29° W.) — The Färöes. — 

 West of Norway at 62° N. 2° 30' E. — Along the coast of Nor- 

 way from 60° N. to Tromsöe and to Spitzbergen. — East of 

 Spitzbergen. — At 45° N. 23° W., 47° N. 33° W., 45° N. 41° W. 



July. N., S. and E. of Iceland. The Färöes. — At 62° N. 

 0°— 1° W. (the Shetlands). — At 48° N. 6° and 14° W. 



August. N., S. and E. of Iceland to the Färöes. NW. of 

 the Hebrides. E. and W. of Spitzbergen. — At 48° N. 31° W. — 

 From 56° N. 34° W. to 54° N. 47° W. 



September. Abundant N., S. and E. of Iceland and N. 

 of the Färöes. — Between Tromsöe and Spitzbergen. — At 56° N. 

 12° W. — From 56° N. 28° W. to 53° N. 49° W. 



October. At Vestraannaö. S. of Ireland <49° N. 10° W.) 

 and at 53° N. 51° W. 



November. The Färöes. — At 51° N. 20° W. — The 

 Azores. — At 33° 39' N. 10° 12' W. and at 28° 40' N. 19° 20' 

 W. — From 48° N. 40° W. to 40° N. 67° W. 



December. The Färöes. — The Azores. — From 47° N. 45° 

 W. to 42° N. 63° W. 



Chsetoceros atlanticus Cl. in 1898. 



January. At 63° N. 19° W. and at 37° N. 73° W. 



February. At 60° N. 3° W., 50° N. 10° W. and 38° N. 

 73° W. 



March. W. and S. of Iceland (64° N. 25° W., 61° N. 

 23° W.), W. of the Färöes, between the Färöes and the Shetlands. 

 At 49° N. 18° W. — From 43° N. 45° W. to 40° N. 71° W. 



April. Abundant north of Jan Mayen, at 75°— 2-74° N. 

 9°_5- W., thence less abundant to 73° N. 5° W. At 48° N. 

 8" W. — Davis Strait (62° N. 50° W.). — From 43° N. 50° 

 W. to 40° N. 70° W. 



May. Very abundant between 77° N. 2° W. and 70° N. 15° 

 W. — At 68° N. 17° W. (N. of Iceland). — From the Färöes 

 to 59° N. 10° W. At 58° N. 23°— 35° W. — At 59° N. 49° W- 



