NOTES ON GUA,TEM.ALAN BIEDS' — WETM'OiRE 543 



sometimes making a rattling sound with the wings when others 

 came near, apparently a threat. In handling them I noticed that the 

 feathers about the gape were erectile so that they could be arranged 

 in a moustachial form. 



LAMPROLAIMA RHAMI RHAMI (Lesson) 



Ornismya Rhanii Lesson, Rev. Zool., vol. 1, Dec. 1S3S (1839), p. 315 (Mexico). 



A female taken on November 23 at Sierra Santa Elena with the 

 abundant Lamponiis was the only one recorded. 



COLIBRI THALASSINUS (Swalnson) 



Trochilus thalassinus Swainson, Phil. Mag., new ser., vol. 1, June 1827, p. 441 

 ( Temascaltepec, Mexico ) . 



The two taken include a female from 7,800 feet on the north slope 

 of Volcan de Agua above Santa Maria de Jesus, shot on October 31, 

 and a male collected at Panajachel on November 15. On the latter 

 date several were seen along the Rio Panajachel, resting on open 

 perches on the hillsides or gleaning for insects on leaves and twigs 

 in the thickets. I heard them giving a chirping call. 



AMAZILIA CYANOCEPHALA CYANOCEPHALA (Lesson) 



Ornismya cyanocepJialus Lesson, Histoire naturelle des oiseaux-mouches, 1829, 

 p. 45 ("Brazil"). 



A male was taken at Panajachel on November 12 as it rested 

 quietly on a shaded twig in a coffee plantation. 



Wliile Griscom^2 ^^s listed skins from Panajachel as A. c. guate- 

 malensis, this specimen agrees exactly with the typical race of south- 

 ern Mexico in being distinctly dark green on the back, with the rump 

 and upper tail coverts dull, not showing the light brassy bronze 

 reflections of guatemalensis. 



HYLOCHARIS LEUCOTIS LEUCOTIS (Vieillot) 



TrocMlus leucotis Vieillot, Nouv. Diet. Hist. Nat., vol. 23, Sept. 1818, p. 428 

 (Orizaba, Veracruz ") . 



On October 29, an immature male was taken as it searched among 

 leaves and twigs in a dark, steep-sided, wooded valley at 6,500 feet on 

 the north slope of Volcan de Acatenango, above Duenas. An adult 

 male was secured on October 31 at 7,800 feet on Volcan de Agua above 

 Santa Maria de Jesiis, and one was seen at Panajachel on November 

 15. The two taken are the typical form. 



12 Bun. Amer. Mus. Nat. Hist., vol. 64, 1932, p. 203. 



" Desiguated by Griscom, Amer. Mus. Nov., No. 370, 1929, p. 11. 



