ORDER PASSERES. 291 
Progne cryptoleica Barrp. Cuban Martin. [611.1.] 
Progne cryptoleuca Barrp, Review Amer. Birds, 1865, 277. (Remedios, 
Cuba.) 
RanGE.— Cuba; occasional or accidental in southern Florida. 
Progne chalybea (GMELIN). Gray-breasted Martin. [611.2.] 
Hirundo chalybea Gmetin, Syst. Nat., I, ii, 1789, 1026. (Cayenne.) 
RanGe.— Breeds from the Lower Rio Grande in Texas south 
through Mexico and Central America to Peru, Bolivia, and southern 
Brazil. 
GENUS PETROCHELIDON Capranis. 
Petrochelidon CaBanis, Mus. Hein., I, 1851, 47. Type, by subs. desig., 
Hirundo melanogaster Swainson (Gray, 1855). 
Petrochelidon linifrons (Say). 
RancEe.— North America, migrating to South America in winter. 
a. Petrochelidon lunifrons lunifrons (Say). Cliff Swallow. [612.] 
Hirundo lunifrons Say, in Long’s Exped., II, 1823, 47 (note). (Near 
Cafion City, Colorado.) 
Rance.— North America. Breeds from lower edge of the Arctic to Lower 
Austral zone from central] Alaska, upper Yukon Valley, north central Macken- 
zie, southern Keewatin, northern Ontario, central Quebec, Anticosti Island, 
and Cape Breton Island south over nearly all of the United States except 
Florida and the Rio Grande Valley (casual as a breeder south of lat. 38°, 
east of long. 97°); also along the coast district of western Mexico to Tepic; 
migrates through Central America and probably winters in Brazil and 
Argentina. 
b. Petrochelidon lunifrons tachina OsrrHoutser. Lesser Cliff Swallow. 
[612a.] 
Petrochelidon lunifrons tachina OBERHOLSER, Proc. Biol. Soc. Wash., XVI, 
Feb. 21, 1903, 15. (Langtry, Texas.) 
RaNGE.— Texas and Mexico. Breeds in western Texas, the Rio Grande 
Valley, and through eastern Mexico to Vera Cruz; winter home unknown but 
undoubtedly in South America; migrates through Costa Rica and Panama. 
