BIRDS OF NOETH AND MIDDLE AMERICA. 



193 



VIREO OCHRACEUS Salvin. 



OOERAOEOfg VIREO, 



Adult {sexes alike). — Above, including auricular region and sides of 

 neck, plain olive, varying from grayish olive to dull olive-green; 

 wings and tail dusky with pale 3^ellowish olive edgings (becoming 

 whitish on tertials), the middle and greater wing-coverts tipped with 

 white, dull white, or yellowish white, forming two distinct bands 

 across wing; supraloral stripe dull canary j^ellow, varying to straw 

 yellow or dull yellowish white; a small dusky or olive spot on upper 

 eyelid and another at anterior angle of eye fading out anteriorlj^; 

 under parts, including malar region, varying from bufly or creamj^ 

 canary yellow to pale straw yellow, passing into pale oli\-e on sides 

 and flanks; axillars and under wing-coverts primrose or sulphur j-cl- 

 low; bill grayish brown, the mandible paler; iris white;" legs and feet 

 dusky in dried skins-(bluish gray or grayish blue in life?). 



Adult male. — Length (skins), 100-119 (111.5); wing, 51-57 (54.2); 

 tail, 40-47 (44.7); exposed culmen, 10-12 (10.5); tarsus, 19-21 (20); 

 middle toe, 9-11 (10.3).* 



Adult female.— hQngth-iskma), 106-120 (112); wing, 52-57 (53.7); 

 tail, 41-46 (43.5); exposed culmen, 11; tarsus, 20; middle toe, 10-11 

 (10. 2) .'^ 



Southeastern'' Mexico, in States of Campeche (Campeche; Jaina), 

 and Yucatan (Merida; Progreso; La Vega; Chichen Itza; Mugeres 

 Island), and southward through Guatemala (Sakluk, near Peten; San 



, «Dr. H. Berendt, on label. 



: 6 Sixteen specimens. 

 '■ Four specimens. 

 Specimens from different localities compare in average measurements as follo\vn; 



J.ocality. 



Mitldli; 

 toe. 



MALES. 



Eight adult males from Yucatan and Camijecho. . 



Six adult males from Mugeres Island 



One adult male from Mazatlan 



One adult male from Nicaragua (Grey town) 



FEMALES. 



One adult female from Yucatan 



One adult female from Mugeres Island 



One adult female from British Honduras (Belize) 

 One adult female from Nicaragua (Greytown) 



;:o I 10.1 



■JO ' 1(1.5 



21 I 11 , 



19 ! 10 , 



20 ! 10 

 20 11 

 20 10 

 20 j 10 1 



•'The United States National Museum collection contains a single specimen from 

 Mazatlan, northwestern Mexico (no: 34025, adult male, June 16, 1862.; A. J. Gray- 

 son). This specimen I am unable to distinguish from examples from other localities, 

 though the bill appears to be slightly larger. 



10884— VOL 3—03 13 



