430 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 
with purplish; rectrices greenish bronze, indistinctly tipped with 
pale buffy grayish. and narrowly margined terminally with dull 
whitish; sides of head and neck dull metallic bluish, the feathers 
with narrow pale brownish buffy margins; under parts, including 
malar region, white, the sides of chest tinged with metallic greenish 
blue and spotted with pale olive, the median portion of under tail- 
coverts tinged with pale grayish or olive; maxilla dusky, more 
brownish basally; mandible whitish (in dried skin) with tip dusky; 
length (before skinning), 109; extent (before skinning), 139: wing, 
54; tail, 30; exposed culmen, 21.5. 
Northwestern Mexico, in State of Sonora (Nacosari) and southern 
Arizona (Palmerlee, Cochise County). 
Cyanomyta salvint Brewster, Auk, x, No. 3, July, 1893, 214 (Nacosari, Sonora; 
coll. W. Brewster). 
Uranomitra salvint Boucarp, The Hum. Bird, v, part iv, Dec., 1895, 400 (So- 
nora).—BisHop, Auk, xxiii, 1906, 337 (Palmerlee, Chochise Co., Arizona, 
1 spec., July 4, 1905; descr. young female).—AmERICAN ORNITHOLOGISTS’ 
Union Commitrer, Auk, xxv, 1908, 348 (Arizona); Check List, 3d ed., 
1910, 206. 
Al[mazilia] salvini Hartert, Das Tierreich, Troch., 1900, 62 (monogr.). 
[Amazilia] salvini SHarps, Hand-list, ii, 1900, 109. 
[Agyrtria] salvini Simon, Cat. Troch., 1897, 11. 
Genus AGYRTRIA Reichenbach. 
Agyrtria Reicnensacn, Aufz. der Colibr., 1854, 10; Troch. Enum., 1855, 7. 
(Type, Ornismya brevirostris Lesson.) 
Leucodora Muusant, Hist. Nat. Ois.-Mouch., i, 1873, 309. (Type, Trochilus 
norrisit Bourcier.) 
[Agyrtria] B. Uranomitra Retcuensacsu, Journ. fiir Orn., 1853, extra-heft, 1854 
(Aufz. der Colibr.), 10. (Type, Trochilus francie Bourcier and Mulsant.) 
Cyanomyia Bonaparte, Rev. et Mag. de Zool., vi, part 2, 1854, 254. (New 
name for Uranomitra Reichenbach.) 
Cyanomya (emendation) Mutsant and VERREAUX, Hist. Nat. Ois.-Mouch., iv, 
livr. 3, 1878, 169. 
Leucolia Mutsant and VerREAUX, Mém. Soc. Imp. Sci. Nat. Cherb., xii, (sér. 2, 
tom. ii), 1866, 175; Hist. Nat. Ois.-Mouch., i, 1874, 211. (Type, ?) 
Medium-sized to rather small Trochilide (length about 75-95 mm.) 
with straight, depressed bill longer than head, nasal operculum with 
outer and anterior half exposed, tail more or less emarginate, abdo- 
men (sometimes whole of median under parts) white, and tail never 
black, steel blue, nor purplish bronze (usually olive-bronze, with 
subterminal portion darker). 
Bill straight, decidedly broader than deep, slightly to moderately 
expanded basally, the exposed culmen slightly less than one-third 
to nearly one-half as long as wing, the interramal space narrow and 
relatively short; nasal operculum rather thin (not tumid), with 
rather less than anterior and outer halves exposed; wing normal 
(tenth primary decidedly longer than ninth and none of the pri- 
