PLATE XII. 



Fig. I. Henricia tutnida Verrill. Type. Dorsal side; X i%. Yale Mus. 



Fig. 2. The same specimen. Actinal side; X i^. 



Fig. 3. Henricia tumida borealis Verrill. Type. Dorsal side; about 7/10 



natural size Dutch Harbor. Yale Mus. 

 Fig. 4. The same specimen. Actinal side; 7/10 natural size. 

 Fig. 5. Henricia leviuscula (Stimpson). Typical form. Dorsal side; % 



natural size. 

 Fig. 6. Henricia leviuscula (Stimpson), var. dyscrita Fisher. Actinal side; 



^ natural size. 



(36) 



