Pitelka 1943 Vermivora ruficapilla June 16-18 Amie E Hayfork, 2400 ft., Trinity Co., Calif. Present in fairly dense woodland of mixed yellow pine, black oak, and gray oak with scattered patches of underbrush, chiefly manzanita and ceanothus. Noted along Duncan Gulch as well as Big Creek. Fairly common. Along Big Creek, the species occurs with Dendroeca negrescens regularly. Adults of both species were observed feeding in shrubs with no sign of competition or intolerance. June 19 Hayfork Rally, Trinity Co., Calif. Noted from 300 ft all the way to 600 feet, but most common in the mixed deciduous and coniferous forest below 500 feet. June 26 Im E Hyampon, 1200 ft., Trinity Co., Calif. One adult with three well-grown young observed moving about on a slope covered with Golden and Gray oak, pines, and jun with a variety of undershrubs.