Cogswell 1950 Oreortyx piuta May 18 - Sugar Bowl Lodge, 7000 ft., 1/2 mi. SSW Donner Pass, Placer Co., Calif. - 1 pair reported seen on this date by Mrs. Gordon Hooley (a resi-dent of Grass Valley) who says they were walking in the deep snow near Prospecting Gulch. June 17 - Yuba River, on Highway US 40, Nev.-Placer Co., line, Calif. - 1 heard singing from border of white fir-cedar-Jeffrey Pine forest near a small lake. June 20 - 6800 ft., 1/2 mi. E Lake Van Norden, Placer Co., Calif. - 1 heard singing in open lodgepole pines-Jeffrey pine forest on gentle S-facing slope where there are scattered shrub patches. June 21 - 7200 ft., 1/2 mi. W Donner Pass, Placer Co., Calif. - 1 heard singing from dense shrub area with scattered conifers (S-facing slope). June 22 - 7000 ft., 3/4 mi. E Soda Springs, Nevada Co., Calif. - 1 singing in slightly more moist area, with more soft-leaved shrubs (cherry, aspen). also 1 flushed later from shrub-rock area. June 24 a.m. - 6850 ft., 1+ mi. SSW Donner Pass, Placer Co., Calif. - 1 singing from fairly dense lodgepole pines-red fir forest, with a few mtn elder shrubs along a turbulent stream as the nearest other vegetation. A nest was found near a road thru this forest near this same spot in 1948 according to George Treichel (Univ. of Miss. student). It is about 300 yards from the 1948 nesting site which I observed, the latter being in dry grassy portion of a meadow irregularly dotted with fir clumps & many willow thickets. p.m. - 6000 ft., 1/2 mi. W N.end Donner Lake, Nevada Co., Calif. - 2 heard singing in lodgepole-Jeffrey Pine forest near (or in) interrupting strips of willow & aspen along Donner Cr. June 29-30 July 1 - Donner Pass to Ice Lakes area (4 mi. WSW), 6800-7200 ft., Placer Co., Calif. - songs heard from various locales, all in moderately open forest with at least some (often dense) shrubs including cherry, aspen, manzanita, & twinberry.