Culmen and Wing Measurements

Measurements of wing length and culmen length from 35 museum specimens from the Cornell Museum of Vertebrates as well as from the live putative hybrid individual. Abbreviations: GWWA, golden-winged warbler, BWWA, blue-winged warbler, CSWA, chestnut-sided warbler. Measurements for wing are from an unflattened wing to the nearest 0.5 mm. Measurements for culmen are from the tip of the nares to the end of the bill, to the nearest 0.1mm.