EXPLANATION OF PLATE 8. 



Fig. 1. ARROW AND SPEAR STRAIGHTENER. 



(Cat. No. 63723, U. S. X. M. Diomcde Islands, Alaska. Collected by E. AV. Nelson ) 



Fig. 2. ARROW AND SPEAR STRAIGHTENER. 



(Cat. No. 43958, U. S. X. M. Nubuiakchngaluk, Alaska. Collected by E. W. Nelson.) 



Fig. 3. ARROW AND SPEAR STRAIGHTENER. 



/Cat, No. 44274, U. S. X. M. Capo Darby, Alaska. Collected by E. W. Nelson.) 



