PLATE XXXV. 



FIG. I. Orthasterias columbiana Verrill. Type. Same specimen as pi. xxrv, 

 fig. 4. Dorsal side; Yz natural size. Yakutat. Yale Mus. 



FIG. 2. Luidiastcr dawsoni (Verrill) Ludwig. Type. Same specimen as pis. 

 xxxni and xxxiv. About Yt, natural size. Geol. Surv. Canada. 



(73) 



