96 H. C. FALL. 



D. antkracina. — Clypeus nearly as in tristis. 



D. anxius. — Clypeus and claw 39. 



D. arcuata. — Clypeus as in 44; claw 45. 



D. arizonica. — Clypeus and claw 3. 



D. atlantis. — Clypeus nearly as in 13; claw 16. 



D. basalis. — Claw nearly as in 38. 



D. belfragei. — Clypeus nearly as in 13, the var. sinuata having the 



median sinuation a little deeper; claw 15. 

 D. beyeri. — Clypeus and claw 27. 

 D. bidentata. — Clypeus as in 44. 

 D. brevicollis. — Clypeus and claw 13; the median sinuation of clypeus 



may be greater or less than in the figure, which is about 



that in the average specimen. 

 D. brevidens. — Clypeus and claw 26. 

 D. brevisetosa. — Clypeus and claw 6. 

 D. carbonata. — Clypeus and claw 32. 

 D. cephalotes. — Clypeus nearly as in 33. 

 D. chiricahucB. — Clypeus nearly as in 48. 

 D. conformis. — Claw as in 14. 

 D. confusa. — -Nearly as in 54. 

 D. corvina. — Clypeus 22; claw 31. 

 D. costulata.— Clypeus 13; claw 11. 

 D. curvaticeps. — Clypeus 44; claw 45. 

 D. densicollis. — Clypeus and claw as in 22. 

 D. dentella. — Clypeus nearly as in 13. 

 D. dubia. — Clypeus 44; claw nearly as in 38. 

 D. errans. — Clypeus and claw 50. 

 D. excavata. — Clypeus and claw 22. 

 D. fimbriata. — Clypeus slightly more obtusely rounded than in 25; 



claw as in 25. 

 D. fossipalpa. — -Clypeus and claw nearly as in 26. 

 D. frondicola. — Clypeus 42; claw nearly as in 38. 

 D. frontalis. — Clypeus and claw 22. 

 D. harperi. — Clypeus 44; claw 49. 



D. haydenii. — Clypeus nearly as in 13; claw nearly 14. 

 D.'hispida. — Clypeus and claw 8. 



D. illustris. — Clypeus a little less sinuate than 26; claw 28. 

 D. ingenua. — Clypeus a trifle more broadly sinuate than in 32; claw 



as in 34. 

 D. insignis. — Clypeus nearly as in 13; claw 14. 

 D. languida. — Clypeus 44. 

 D. lengii. — Claw as in 43. 

 D. levicosta. — Clypeus and claw 53. 



D. levicoxa. — Clypeus usually slightly less sinuate than 13; claw 14. 

 D. liberta. — Clypeus 13; claw 21. 



