48 ARKIV FÖR ZOOLOGI. BAND 13. N:0 4. 



cember «not a rare enigrant» in Panama. His earliest record 

 was November 3rd and the last January 1st. 



Thayer and Bångs note the specimen taken on March 

 6th being in the midst of the spring moult, the one taken on 

 April 6th having nearly completed the moult. 



*82. Seiurus motacilla (Vieillot). 



Seiurus motacilla Thayer and Bångs, Bull. Mus. Comp. Zoöl. XL VI. 1905. 

 156 (San Miguel, March 18). 



This species was not collected by Dr. Bovallius. 



Winter range: Northern Mexico to Colombia. Jewel 

 (1. c. page 429) found it not common in Panama, meeting 

 with the bird only three times in the winter of 1911 — 12, viz. 

 October 29th, February llth and ISth. 



*83. Seiurus noveboracensis noveboracensis (Gmelin). 



Seiurus noveboracensis Bångs, Auk. XVIII. 1901. 30 (San Miguel, April 29). 

 Seiurus noveboracensis noveboracensis Thayer and Bångs, Bull. Mus. Comp. 



Zoöl. XLVI. 1905. 156 (San Miguel, February 24th and March 8th, 



Saboga, April 9th). 



Bovallius' Collection: 1 $, Chapera, April 1; 1 c^, Pedro 

 Gonzalez, April 4. 



Winter range: From the Valley of Mexico to Colombia 

 and British Guiana. Jewel (1. c. page 428) states it as a com- 

 mon winter visitor in Panama and gives as extreme dates 

 October 15th and April 20th. 



*84. Wilsonia canadensis (Linné). 



Wilsonia canadensis Thayer and Bångs, Bull. Mus. Comp. Zoöl. XLVI, 

 1905. 156 (Saboga, April 4). 



The Canada Warbler was not collected by Dr. Bovallius. 



Winter range: Ecuador and Peru. Migrates through 

 eastern Mexico and Central America. Jewel (1. c. page 429) 

 saw in Panama but one example of this species, a male taken 

 at Gatim on April 28th. 



