198 Mr. O. Salvin on the Ornithology of Guatemala. 



58. Symphemia semipalmata (Gm.). 



Common at Chiapam and the lagoons of the Pacific coast. 



59. Phalaropus wilsoni (Sab.) . 



rrom a lake near Guatemala (Constancia). 



60. Recurvtrostra americana, Gm. : Baird, Birds N. A. 

 p. 703. R. occidentalis, Vigors, Zool. Journ. 1829, p. 356; 

 Salv. Ibis, 1865, p. 193. 



All the Avocetts I saw were in the plumage described by 

 Vigors as R. occidentalis. They are common at Chiapam and 

 about the neighbouring lagoons. 



61. Strepsilas interpres (Linn.) : Baird, Birds of N. A. 

 p. 701. 



Occurs on both coasts of Guatemala. 



62. Ortygometra jamaicensis (Gmel.). 



A single specimen, agreeing in all respects with examples 

 from Jamaica, was shot by Mr. Fraser near the lake of Duenas. 



63. Gallinula galeata (Licht.). 

 Lake of Duenas : not common. 



64. ^THYiA VALiSNERiA (Wils.) : Baird, Birds of N. A. 

 p. 794. 



VV^e obtained a single immature male of this species from the 

 lake of Duenas. 



65. Larus heermanni, Cass.: Baird, Birds N. A. p. 848; 

 Coues, Ibis, 1864, p. 388 ; Salv. Ibis, 1865, p. 190. 



Young immature birds only were obtained on the Pacific 

 coast. They were usually found along the shore, and not in 

 the lagoons. 



66. Chroicocephalus cucullatus, Licht. : Baird, Birds 

 N. A. p. 851 ; Coues, Ibis, 1864, p. 388. 



Usually observed a short way out at sea on the Pacific coast. 



67. Thalasseus acuflavidus, Cabot : Coues, Ibis, 1864, 

 p. 389 ; Salv. ibid. pp. 381 & 38G, et 1865, p. 190. 



A very common species on both coasts. 



68. Thalasseus elegans, Gambel : Coues, Ibis, 1864, p. 389. 

 The only specimen of this bird which came under our notice 



