﻿RIDGWAY] NEW BIRDS FROM rROPICAL AMERICA 11} 



Island of St. Vincent, Lesser Antilles. 



Type, No. 74,060, coll. U. S. Nat. Mus., adult male; St. Vincent, 

 Lesser Antilles, February 8, 1878; F. A. Ober. 



5. CINCLOCERTHIA RUFICAUDA PAVIDA, new subspecies 

 Similar in coloration to C. r. ruficauda but much larger (adult male 



averaging wing' 101.9, tail 91.3, exposed culmen 30.1, tarsus 30.5; 



adult female, wing 96.5, tail 83, exposed culmen 36, tarsus 30. 2). : 



Size of C. r. tremula (of Guadeloupe), but coloration much paler. 

 Islands of St. Christopher, St. Eustatius, Saba, Montserrat, Nevis, 



and Barbuda, Lesser Antilles. 



Type, No. 80,925, coll. U. S. Nat. Mus., St. Christopher, Lesser 



Antilles ; F. A. Ober. 



6. MIMUS GILVUS GUATEMALENSIS, new subspecies 

 Similar to M. g. columbianus (Cabanis) but outer webs of primaries 

 white basally, forming a distinct patch beneath the primary coverts 

 (sometimes partly exposed beyond tips of the latter) ; gray of upper 

 parts slightly browner ; wings and tail decidedly blacker, the middle 

 (as well as greater) wing-coverts abruptly tipped with white; 2 white 

 of under parts less pure, the chest pale buffy grayish, the flanks and 

 under tail-coverts more strongly buffy. 



Highlands of Guatemala and Chiapas and adjacent parts of 

 Tabasco and southern Vera Cruz (Coatzacoalcos). 



Type, No. 150,906, coll. U. S. Nat. Mus., adult male; Capetillo, 

 Department of Suchitepequez, southern Guatemala, November 18, 

 1890; Heyde and Lux. 



7. MIMUS GILVUS TOLIMENSIS, new subspecies 



Similar to M. g. columbianus but much larger, and with whole of 

 loral and subocular regions and most of auricular region dusky. 



Adult (male ?). — Length (skin), 253 mm.; wing, 128; tail, 140; 

 exposed culmen, 22; tarsus, 35 ; middle toe, 25. 5. 3 



Southwest-central Colombia, in State of Tolima. 



Type, No. 35,356, coll. Acad. Nat. Sci. Phila. ; Plain of Tolima, 

 Colombia ; Detwiller collection. 



1 Corresponding measurements of C. r. ruficauda (confined to the island of 

 Dominica) are: Adult male: Wing, 94.6; tail, 79-5; exposed culmen, 28.2; 

 tarsus, 28.4. Adult female : Wing, 90.7 ; tail 76.5 ; exposed culmen, 32.2 ; 

 tarsus, 28. (Measurements in millimeters.) 



2 Except in much worn " midsummer " plumage. 



3 The maximum and average measurements (the latter in parentheses) of 

 six adult males of M. g. columbianus from the State of Santa Maria are as 

 follows: Length (skins), 245 (231); wing, 118.5 (n3-7)'< tail, 122 (116); 

 exposed culmen, 20.5 (19) ; tarsus, 35.5 (34.2) ; middle toe, 23 (21.6). 



