GLOSSARY OF TECHNICAL TERMS. 783 
Vermiculate. Marked with fine wavy lines, like worm-tracks. 
Vernal. Pertaining to spring. 
Vertex. The crown, or central portion of the top of the head. 
Vinaceous. A brownish pink, or delicate brownish purple color 
(Ridgway). 
Washed. Thinly overlaid with a different color. 
Web. The vane of a feather, exclusive of the shaft. The outer web 
is commonly narrower than the inner web. 
Zone. A broad band of color, completely encircling the body of a bird. 
