Polioptila bilineata bilineata (Bonaparte) 

 Sylvia bilineata Bonaparte Type 



No. ^052. Collection - Berlin. V.'ing U. 5, tail iVO.O, 

 ciilmen 11.8 [6 ad], tarsus 15.5, irdddle toe minus 

 claw 8. 4. Haberlin. Locality Cartagena [Colombia. 



Culicivora bilineata 



mas. Bp. 1850 

 Cartagena A-052 v. Sock 



HiLberlin S. 



Mounted bird in fair condition, an adult male. 

 Plumage slightly abraded. Black of head to nape, 

 well dovm on sides of neck. Facial area &: all of 

 auriculars white - lores v/hite with confluent 

 superciliary streak extending only 2-1/2 mm. from 

 posterior comer of eye to above center of 

 auriculars. Supericiliary streak separated from 

 auriculars by a short black post-ocular streak from 

 posterior comer of eye, confluent with black of 

 head. 



Outer tail feather v.hite for 25 mm. on outer web - 

 22 on inner; second for 25 on outer web & 19 on 

 inner; third for 11 rrim on both Y;ebs & ^th v/ith a v;hite 

 tip 3 mm. on both webs. All measured along the vane. 

 Vane v^hite where in contact v/ith white areas. Tail 

 graduated 9 mm. 7 of this being due to relative 

 shortness of o uter pair. . . ■ • — 



No. A051. Collection - Berlin. V/ing U3.5, tail 39.5, 

 culmen ll.l, [$], tarsus 15.0, middle toe minus 

 claw 9.9. Hfiberlin. Locality - Cartagena [Colombia^ 



Mounted bird - cotype probably though not men- 

 tioned in the description. Head & tail pattern exactly 

 as in the male. 



Examined at Berlin September 2, 1933« 



A. J. Van Rossem 



