98 Proceedings of the Biological Society of Washington. 



Glaucidium brasiiianum medianum subsp. nov. 



Brown phase: differs from Glaucidium brasiiianum ridgwayi Sharpe in 

 tlie much browner, less grayish tone of the upper parts, and in the de- 

 cidedly more rufescent, less grayish, color of the streaks of the under 

 parts. From Glaucidium brasiiianum phahenoides (Daudin) it differs in 

 its paler, more buffy brown color above, less heavily streaked under 

 parts, and more decidedly and more regularly barred tail. 



Type, No. 8940, Collection Carnegie Museum, adult male; Bonda, Santa 

 Marta, Colombia, October 6, 1899, G. H. Hull. 



Faico fusco-coerulescens septentrionalis subsp. nov. 



Similar in color to Falco fusco-coerulescens fusco-coerulescens Vieillot, 

 but decidedly larger. Wing (female), 294; tail, 201; exposed culmen, 

 20; tarsus, 49; (male, type) wing, 267; tail, 180; exposed culmen, 22.5; 

 tarsus, 47. 



Type, No. 111,485, Collection U.S. National Museum; adult male; 

 Fort Huachuca, Arizona, May 6, 1887; Lt. Harry C. Benson. 



