no. 1840. REVISION OF HAIRY WOODPECKERS— OBERHOLSER. 621 



but both these extremes are exceptional. Birds from Panama aver- 

 age very slightly paler below, and, in the male, slightly smaller, but 

 these differences are too insignificant and too inconstant to warrant 

 the recognition of another subspecies. The comparison of size can 

 be easily made by means of the following average measurements : 



I have seen 95 specimens of this race, from the following localities: 

 Costa Rica. — Santa Maria de Dota; Volcan de Irazu; Rancho de 

 Rio Jimenez, Volcan de Irazu; Burgos, Volcan de Irazu; Coliblaneo, 

 Volcan de Turrialba; La Estrella de Cartago; Las Vueltas de Dota; 

 Lagunaria deDota; Azaharde Cartago; ElCopey deDota; La Palma 

 de San Jose; Cervantes; Escazu; LaHondura; Ojuras de Terraba. 

 Panama. — Chiriqui; Boquete. 



