314 PROCEEDINGS OF THE NATIONAL MUSEUM vol.93 



company with other migrant warblers. All three are examples of the 

 typical race, marked from D. v. waynei by larger bill and brighter 

 dorsal color. 



DENDROICA DOMINICA ALBILORA Ridgway: Sycamore Warbler 



Dcndroica Dominica var. albilora Ridgway, Amer. Nat., vol. 1, Oct. 1873, p. 606 

 (Belize, British Honduras). 

 In spring migration we secured this bird near Tres Zapotes on 

 March 20, 1939, and March 16 and 25, 1940. 



SEIURUS AUROCAPILLUS AUROCAPILLUS (Linnaeus) : Ovenbird 



Motacilla aurocapilla Linnaeus, Systema naturae, ed. 12, vol. 1, 1766, p. 334 (at 

 S< a about 30 miles from Hispaniola). 



The ovenbird is rather rare in forested areas as a winter resident 

 and passage migrant, Near Tres Zapotes in 1939 I found one recently 

 dead on March 24, and shot one on April 8. The following year Car- 

 riker secured specimens March 3 and April 1, and on February 10 

 he collected one at El Cone jo. 



SEIURUS MOTACILLA (Vieillot) : Louisiana Water-thrush 



Turdus motacilla Vieillot, Histoire naturelle des oiseaux de l'Amerique septen- 

 trionale, vol. 2, 1807 (1808?), p. 9, pi. 65 (Kentucky). 



Near Tres Zapotes I saw one in swampy woods on March 17 and an- 

 otlier March 23. March 25 I recorded several along the Arroyo del 

 Sitio, and shot an adult male that was as fat as any bird that I have 

 ever handled. 



SEIURUS NOVEBORACENSIS NOTABILIS Ridgway: Grinnell's Water-thrush 



Seiurus naevius notabilis Ridgway, Proc. U. S. Nat. Mus., vol. 3, 1880, p. 12 (Como, 

 Carbon County, Wyo.). 



Near Tres Zapotes these birds were common from March 27 to April 

 13, 1939, two being taken on March 28 and April 13. Carriker in 1940 

 found them abundant at Tlacotalpam in February and prepared speci- 

 mens on February 6 and 8. He also shot one at El Tular at 3,200 feet 

 elevation on Volcan San Martin. The five taken are all of the race 

 notabilis. 



OPORORNIS FORMOSUS (Wilson) : Kentucky Warbler 



Sylvia formosa Wilson, American ornithology, vol. 3, 1811, p. 85, pi. 25, fig. 

 3 (Kentucky). 



The Kentucky warbler, found in thickets and forest, is more com- 

 mon than the hooded warbler in the region. Our specimens were 

 taken as follows: Near Tres Zapotes, March 21 and 25 and April 



