SEVEN NEW WHITE-WINGED DOVES 



27 



2 6 MM 



— 1 



MALES 

 osiatico (21) 



^ 



peninsulae (13) 



oustro lis (/O) 



monficolo (41) 



irtsuloris( 9) 



poluslris (22) 



^ 



meornsi (35) 



coll in o (4 9) 



ponomensis(9) 



oslotico(l9) 



Pen Insuloe (18) 

 auslrolls(IO) 



grand is (5) 



monticolo (21 ) 



1 I 



alt Ic Ola (6) 



polus1rla(20) 



meornsi 123) 



col Una (18) 

 ponomens is (21 



Figure 4.— Statistical comparison of culmen measurements of sub- 

 species of white-winged doves. 



higher akitudes where the climate is cooler, but meAoda, which also 

 is large, lives in Pacific coastal and piedmont areas of tropical west- 

 ern South America. The climate of the range of meloda is modified 

 somewhat by the proximity of the Humboldt Current. The smallest 

 whitewings in body size are those in the hot, tropical lowlands of 

 Yucatan and Panama. 



In conformance with Gloger's rule, dark pigmentation appears to 

 be associated with the more humid habitats and paler hues with 

 the more arid areas. The darkest are those of the wooded highlands 

 of Guatemala and of the mangrove swamps of the Pacific lowlands of 

 Mexico from southern Sinaloa to Guerrero. The palest are those of 



