309, ♂ ad., Tucson, April 30. Length, 11.70; extent, 12.70; wing, 4.05; tail, 5.85; culmen, 1.53.

434, ♂ ad., Tucson, May 25. Length, 11.20; extent, 12.30; wing, 4.02; tail, 5.52; culmen, 1.43.

503, ♂ ad., Tucson, June 8. Length, 11.40; extent, 12.10; wing, 3.85; tail, 5.85; culmen, 1.46.

578, ♂ ad., Camp Lowell, June 23. Length, 11.60; extent, 12.60; wing, 4.05; tail, 5.75; culmen, 1.45.

437, ♂ juv., first plumage, Tucson, May 26. Length, 11.30; extent, 12.40; wing, 3.92; tail, 5.50; culmen, 1.18.

595, ♂ juv., first plumage, Camp Lowell, June 25. Length, 11.60; extent, 12.50; wing, 3.84; tail, 6.18; culmen, 1.35.

596, ♂ juv., first plumage, Camp Lowell, June 25. Length, 11.80; extent, 12.60; wing, 3.86; tail, 6.12; culmen, 1.40.

436, ♀ ad., Tucson, May 25. Length, 11.80; extent, 12.40; wing, 3.90; tail, 5.90; culmen, 1.55. Parent of No. 435.

435, ♀ juv., first plumage, same locality and date. Length, 11.30; extent, 12.20; wing, 4.02; tail, 5.55; culmen, 1.20.

546, ♀ juv., first plumage, Camp Lowell, June 20. Length, 11.60; extent, 12.40; wing, 4.95; tail, 6.02; culmen, 1.38.