172 PROCEEDINGS OF THE ACADEMY OF [Feb., 



twenty-six miles from the coast, at a depth of 30 fathoms (Nares 

 Ex. ) ; Labi'ador, Gulf of St. Lawrence. 



5. Asterias groenlandica (Lutkcn). 



Asteracanthio/i fjr(£idandica Liitken, Vid. Medclel. N. Forening i 



Kjobenhavn, p. 29, 1^57. 

 Asterias grcenlandica Stimpson, Proc. Acad. Nat. Sci. Phila., p. 142, 



1863. 



Station 9. Saunders Island, 5-10 fathoms. 5 specimens 

 (2juv.). 



Station 11. Northumberland Island, lO-lo fathoms. 11 speci- 

 mens. 



Station 21. ]\Iuvchison Sound, 25 fathoms. 1 specimen. 



Station 27. Off Cape Chalon, 35 fathoms. 2 specimens. 



Station 29. Olriks Bay, lower narrows, 7-25 fathoms. 1 speci- 

 men. 



Station 32. Foulke Fjord, 14 fathoms. 1 specimen. 



Station 40. Granville Bay, 20-30 fathoms. 3 specimens. 



Station 50. Karnah, 30-40 fathoms. 1 specimen. 



Station 51. Robertson Bay, 35-40 fathoms. 2 specimens. 



Station 52. Robertson Bay, 5-15 fathoms. 7 specimens 

 (2juv.). 



The largest of this five-armed species has a radius of 37 mm. 

 Among those from Stations 9 and 52 are very young forms, the 

 smallest measuring only 5 mm. in total diameter. 



Distribution. — West coast of Greenland and extending north to 



Discovery and Assistance Bays, Labradoi-, Gulf of St. Lawrence, 



Grand ^Nlauan, Spilzbergen and Nova Zembla.^ 



6. Asterias gunneri Danielssen and Korcn. 



Asterias gunneri Danielssea and Koren, Den Norske Nordhavs-Expedi- 

 tion, Asteroidea, p. 7, Pis. II, III, figs. 8, 9, 1884. 



Station 49. Olriks Bay, upper narrows, 15-20 fathoms. 1 

 specimen. 



This single fine specimen corresponds very closely to the descrip- 

 tion given by Danielssen and Koren. The size is slightly larger 

 than the type, diam. 360:330 mm., diam. of disk 54:52 mm. 

 There are some minor differences, as follows : The five rows of spines 

 on aboral surface of the rays are not so regularly arranged and 

 the middle ones are not higher than the lateral. At the sides of 



"^ Challcnfjer Report. 



