88 Phillips, Birds of Tamaidipas, Mexico. |_Jan. 



Burna, Sept. 29-30; Guiaves, Oct. 7; Montelunga, Oct. 13; Rio Marti- 

 nez, March 4. 



Passer domesticus (Linn.). — 1 9 t Matamoros, Aug. 17. 



Calamospiza melanocorys Stejneger. — 3 o 71 , Matamoros, Nov. 27- 

 Dec. 1. 



Spiza americana (Gmel.). — 5, both sexes, Matamoros, Aug. 18-26. 



Chondestes grammacus strigatus (Swainson). — 12, both sexes. 

 Matamoros, Aug. 28-Dec. 4; San Fernando, Oct. 16; Montelunga, April 

 26; Rio Cruz, July 1. 



Pooecetes gramineus gramineus {Gmel.). — 3, both sexes, Matamoros, 

 Nov. 5-Dec. 2. 



Passerculus sandwichensis savanna (Wilson). — 6, both sexes: Mata- 

 moros, Nov. 7-20. 



Remarks. — These specimens comprise a rather puzzling series, with 

 some probable intermediates. 



Passerculus sandwichensis alaudinus (Bonaparte). — 8, both sexes: 

 Matamoros, Nov. 7-Dec. 3; Altamira, Dec. 15; San Fernando, Oct. 25. 



Ammodramus savannarum australis Maynard. — 2 d" : Altamira, 

 Dec. 12; Galindo, March 17. 



Aimophila ruficeps eremoeca (Brown). — 3 d\ Guiaves, Oct. 7-9. 



Aimophila ruficeps boucardi (Sclaler). — 23, both sexes, young and 

 adults: Rampahuila, Sept. 26-28; Carricitos, Oct. 15; Guiaves, Oct. 6- 

 9; Montelunga, Oct. 10-April 29; Yerba Burna, Sept. 30; Galindo, 

 March 15-April 18; Realito, May 22-June 6. 



Remarks. — Most of the specimens listed above are typical of boucardi 

 though some few appear to be somewhat intermediate between this and 

 eremazca. 



Aimophila cassini (Woodhouse). — 8, both sexes: Matamoros, Aug. 

 17-Nov. 25. 



Aimophila botterii botterii (Sclaler). — 9, both sexes: Matamoros, 

 Aug. 13-Sept. 13. 



Amphispiza bilineata bilineata (Cassin). — 25, both sexes: Mata- 

 moros, Aug. 18-Dec. 5; San Fernando, Aug. 24—27. 



Junco phaeonotus phseonotus Waaler. — 3, both sexes: Galindo, 

 March 20-27. 



Spizella passerina arizonse Coues. — 30, both sexes: Santa Leonor, 

 April 4; Montelunga, April 27; Galindo, March 14-April 19. 



Remarks. — Most of these skins are typical of this form, though a few 

 somewhat approach mexicana, none, however, being quite referable to it. 

 Spizella pusilla arenacea Chadbourne. — 5 cf, Matamoros, Nov. 9- 

 Dec. 3. 



Spizella pallida (Swainson). — 10, both sexes: Matamoros, Nov. 4- 

 Dec. 1: San Fernando, Oct. 30. 



Zonotrichia leucophrys leucophrys (Forster). — 12, both sexes, 

 Matamoros, Nov. 4-Dec. 1. 



Zonotrichia leucophrys gambeli (Nuttall). — 1 d% Matamoros, 

 Nov. 25. 



