MISCELLANEOUS FORMS. 



175 



B. Edges concave ; base mid stem straight; very wide projections or 

 wings at tlie shoulders, going in by straight or curved lines to the stem 

 (illustrated in figure 2fi7). 



('. Edges concave, changing to convex at the shoulders, and curving 

 around to the stem, which is straight or slightly expanding; base 

 straight or very slightly convex (figure 268). 



D. Convex edges, widening into greatly expanding barbs; base 

 straight; stem expanding by straight lines (figure 269). 



•/' 



) 



Fm. 267.— SteiunieU chiiipeil fljnt. 

 wiuged 



P"IG. 268 —Stemmed chipped Hint. 



U. Broad; double-curved edges; notched in from the base, and barbs 

 worked so as to be narrowest near the blade, with the ends straight or 

 round; stem expanding by straight lines; base straight (figure 270). 



F. Edges nearly straight to the barbs, which are worked off to a 

 point toward the stem; base convex and wide; stem expanding by 

 curved lines (figure 271). 



\. 



/^, 



r 



Fig. 269. 



-Stemmed cliijiped rtlnt. 

 barlied 



Fig. 270. 



-Stemmed ehijiped dint, 

 t>roiid. 



G. Rather slender; base nearly straight, either convex or concave; 

 stem rapidly expanding; notched in from the corners, making long 

 slender barbs which project beyond the line of the edges (as illustrated 



