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THE WILSON JOURNAL OF ORNITHOLOGY • Vol. 123, No. 3, September 2011 
3A Males 
Wing length (mm) 
3B Males 
FIG. 3. Plots of comparison of 
tail length for males, (B) culmen vs 
length for females. 
morphological characters for O. megalotis, O. everetti, and O. nigrorum : (A) wing vs. 
. tarsus length for males, (C) wing vs. tail length for females, and (D) culmen vs. tarsus 
