PLATE LVI. 



Figs. 1,2. Leptasterias arctica (Murdoch) (?). Young. Actinal and dorsal 



views of specimens from Bering Sea; X 3- No. 16591, U. S. 



Nat. Mus. 

 Figs. 3, 3a. Pisaster ochraceus, var. nodiferus Verrill. Dorsal and actinal 



views; about 2 /i natural size (nodosus on plate incorrect). 

 Fig. 4. P. capitatus (Stimpson) Verrill. Dorsal side of two rays; about 



Yi natural size. 

 Fig. 5. Leptasterias aqualvs (Stimpson), var. compacta Verrill. Type. 



Dorsal side ; X 2. Yale Mus. 



