RENDAHL, BIRDS FROM THE PEARL ISLANDS. 25 



*26. Ochtodromus wilsonius (Ord.) 



Ochtodronius wilsoni Thayer and Bångs, Bull. Mus. Comp. Zoöl. XLVI, 

 1905, 146 (San Miguel, February 29 and March 11). 



Wilson's Plover was not collected by Dr. Bovallius. 



Winter range: Southern Lower Calif ornia, Texas, 

 and Florida to southern Guatemala and probably to the 

 West Indies. 



*27. Aegialitis semipalmata (Bonaparte). 



Aegialeus semipahnatus Thayer and Baxgs, Bull. Mus. Comp. Zoöl. XLVI, 

 1905, 146 (San :\Iiguel, March 4, 9, and 17). 



Bovallius' CoUection: 1 c^, 1 $, Viveros, April 9 and 10. 



Winter range: Lower Calif ornia, Louisiana, and South 

 Carolina to Patagonia, Chile, and the Galapagos. Jewel 

 (1. c. page 426) gives the following statements for its occurrence 

 in the mainland of Panama: «The earhest record for this bird 

 is July 23, 1911, — a flock of seven at Toro Point. On August 

 4, 1912, I visited there again and found them abundant. Ja- 

 nuary 28, 1912, is the last record». 



*28. IS^umenius hudsonieus (Latham). 



Numeniiis hudsonieus Thayer and Baxgs, Bull. Mus. Comp. Zoöl. XLVI, 

 1905, 146 (San Miguel; Saboga. February 24 and April 5). 



Bovallius' Collection: 1 $, Pajaros, April 3. 



Winter range: Lower Calif ornia to southern Hon- 

 duras, Ecuador to southern Chile, British Guiana to mouth 

 of the Amazon; migrants mainly along the Pacific and At- 

 lantic coasts; rare in the interiör. Jewel (1. c. page 426) no- 

 ticed in Panama as earliest date October 1st, and latest No- 

 vember 3rd, 1911. 



*29. Catoptropliorus semipalmatus (Gmelin). 



Catoptrophorus semipalmata Thayer and Bångs, Bull. Mus. Comp. Zoöl. 

 XLVI, 1905, 146 (San Miguel, Fébrubry 20 and March 2). 



The Willet was not collected by Dr. Bovallius. 

 Winter range: As I have seen no Willet collected in 

 the Pearl Islands, I don't know if the bird recorded from 



