550 



TWO NE TV DOWNY WOODPECKERS— OBERHOLSER. vol.xviii. 



D. puhescens examined, there were found only four (males) wliicli i^os- 

 sessed any indication of such markings. 



In JJ. puhescens nelsoni the red nuchal band of the male averages 

 wider than in I), pubescetis, 12 specimens of each form giving an aver- 

 age of 8.S mm. for the former, and 7.5 mm. for the latter. 



Comparative measurements (in millimeters) of the three forms here 

 treated are given in the subjoined tables : 



Dryohates puieacens meridionalis {G4 specimens). 



Wins 



Minimum 

 Maximum 

 Average . 



84.3 

 94.7 

 89.1 



Tail 

 feathers. 



49.5 



Gl 



55.9 



Exposed 

 culmen. 



13.7 

 17.5 

 15.5 



Tarsus. 



14 



16.8 



15.5 



Middle 



too with 



(law. 



13.5 

 10.8 

 15.2 



Dryohates pubescens (49 specimens). 



Dryohates pubescens nelsoni {15 specimens). 



Minimum 

 Maximum 

 Average . 



Wins 



92.2 



103.6 



98.8 



Tail 

 feathers. 



58.4 

 74.9 

 66.8 



Exposed 

 culmen. 



15.2 

 17.3 

 16.3 



Tarsus. 



15 



17.3 



15.7 



Middle 



toe with 



claw. 



15 



17.3 



15.7 



