146 Brewster on a Collection of Arizona Birds. 



But if these alone are to be depended upon, it becomes necessary to limit 

 the distribution o{ ludovicianus proper to tlie Gulf States, Georgia and the 

 Carolinas. if not strictly to Florida, and to refer all representatives from 

 the United States at large, east of California, to excubitorides: and this 

 course, I believe, will ultimately have to be adopted. The proper position 

 of the dark California form which is so curiously like ludovicianus remains 

 to be satisfactorily determined. 



51. Ampelis cedrorum ( Vlelll.) Balrd. Cedar Wax- 

 \viNG. — Met with but once, at Galeysville, where on January 

 12. 1S81. several were shot from a small flock. Tvlr. Henshaw 

 took a single specimen near Camp Apache, in September, 1S73. 



=;3. Progne subis (^Llnn.) Balrd. Purple jM.\rtin. — 

 ^'Common." 



438? $ ^d., Tucson, May 26. Length, 7.6: extent. 15.7: wing, 5.45. 

 "Iris dark brown ; bill black; legs blackish." 



53. Petrochelidon lunifrons {Say) Laxvr. Clipf Swal- 

 low. — At Yuma. "'Thev were breeding abundanth' along a 

 bluti'abo\-e the town. 



54. Tachycineta bicolor {Melll.) Cahan. White-bel- 

 lied Swallow. — ''Common in the migrations." 



1915, $ ad., Cienega Station, April 15. "Iris dark brown : bill black; 

 legs brown." 



'55. Tachycineta thalassina ( -Szcvr/V-s-. ) Cahan. \'iolet- 



GREEN SwALLO\V. -"CcJUimon." 



212. $ ad., Cienega Station, April 16. "Iris dark brown : bill and legs 

 black. 



56. Stelgidopteryx serripennis (-4//(/. ) 7)*a//-t)^. Rough- 

 winged Swallow. — Common. Breeds. 



211. $ ad.. Cienega Station. April 16. " Iris and legs dark brown." 



v7. Pyranga ludoviciana ( IVlls.) Bp. Louisiana Tan- 

 ager. — Santa Rita Moinitains. ••The\- frequent oaks, and are 

 not very common." 



408, (J ad., Santa Rita Mountains, May 18. Length. 7.30; extent, 7.60; 

 wing, 3.80; tail, 3.17. "Iris dark brown; bill blackish horn-color above, 

 greenish-yellow below." 



58. Pyranga hepatica Sivalns. Li\er-colored Tana- 

 ger. — This Tanager was not uncommon in the Santa Rita Moun- 

 tains, where the first specimen was taken on May 12. -"They 

 range from the foot-hills, through the oaks to the lower pines on 

 the mountains." 



359, 5 ad., Santa Rita Mountains, May 12. Length. 7. So; extent, 

 12.10; wing, 3.75. "Bill black above, bluish horn-color below : legs lead- 

 color ; iris brown. 



