Wii.ni.|\ Ol NORTH PACIFIl IND ADJACENT! W/ HER 



en ii level wiili the nearest inferomarginal plate i tween two d 



laterally oriented plates <>f the septum, turns abruptly d d be followed 



!■■ the ventral integument. With the specimen under w the 



rnal aperturt lily demonstrated. In each interradius two apei 



close together near the outer end "f the third adambulacral 

 narrow angle jusl external t" the adoral carina 

 conspicuous straight pedicellariae, such as Plate 12, Fi 



Color in life. The dorsal Burface varies from dirty bluish red, <<r reddish I 

 with orange t<> yellow-brown-red and sometii u< dull 



Actinal Burfa se always vermilion, the tube-fei i flesh col idl . 



Type. Brandt's material is in the Museum of I 



ingrad. 



Type locality.- Okhotsk Islands, Bay, Achae [aland; 



Mamtecha Bay). 



Distribution.' Okhotsk Sen. 



Specimens examined. A dried specimen labeled Mamtecha Bay, Z 

 Museum, ( topenhagen. (PI. . 



r alcoholic specimens determined by Brandt, Libeled " Man Ocl I 



Middendorf" (Museum Acad. Sci. U. R. S.S Nos 327 I 



/.'• let So far as known this species is confined to the Sea of Okhotsk. How- 

 ever, II L. Clark lias described a very similar form, A ■ from 

 Taraku Island, near Nemuro, Hokkaido. I have examined one of the six original 

 specimens (No. 1964, Mus. Comp. Zool . the largest of which 1ms K only 25 mm. 

 (R = ."> r). In the available specimen (R 22 mm.) the secondary margina] oe 



pii sent. Neither are they present in small ocho ■ The rays are a little mure 



robust than in oehotensis of similar size and the straight pedicellariae smaller 



but are of the same triangular shape. Most of the margina] and actinal plates carry 

 one Bpine. The gonadB, although dried, indicate that the species is a /.<< 



Until a good series of Clark's species can be examined and it- status definitely 

 determined, 1 bu Uing it /> / U 



Subgenus Hexasterias, 



Leptasterias polaris group; symmetry hexamerou small or large Type 



LepU ■■ polaris (Muller and Troschel Fisher. North Pacific, Arctic, North 



Atlantic. 



Includes the following Bpecies: aequali (Stunpson .rill 1 , 



alaskenm ■■ Fisher, alasJeensis multispima Pisher, aleutiea Pisher, asteira Fisher, 



eamtschatica Brandt), eamtschatica dispar Verrill, eoei Verrill, cot 

 hezaetis (Stimpson), hi ■■ Perrier), leptodoma Fisher, pola M Oiler and 



I hel . polaris acervata (Stim] olaris hither 



tier), pusiMa Fisht i 



» iiuii. Mil- i 



