1871.] 273 [Grayson. 



underparts are of a rich carmine red. The feathers with concealed 

 white just below the red. A white, crescent shaped collar separates 

 the green of the breast from the carmine. The outer three tail 

 feathers are white for most of their length, and dusky towards the 

 base, especially on the inner webs for about the terminal inch, the 

 white is pure elsewhere, finely barred transversely or dotted with 

 black, the two middle feathers are greenish coppery, abruptly 

 tipped for about an inch with black, the remaining ones are similar, 

 but with more of a violet tinge. Feet, pale brownish. Iris brown. 



" The colors of females are much duller though otherwise similarly 

 marked. 



" Dimensions of the Tres Marias' bird taken fresh. $ Total 

 length, 11.50; alar ext., 16.75; tail, 6 in. ? Total length, 12; alar 

 ext., 16.75; tail, 7 in." 



CAPRIMULGnm 



14. Nyetidromus albieollis (Gmel.). "Tres Marias' Night 

 Hawk; Caballero." 



"I procured specimens of this goatsucker in the Islands, where I 

 frequently found them upon the ground beneath the shade of rank 

 forests. 



"All the birds I shot of this species were excessively fat. Its note 

 is simple and plaintive, oft repeated throughout the night during 

 the love season and says very distinctly caballero, caballero, whence 

 it derives its Mexican name." 



picnm 



15. Pieus scalaris (Wagl.). "Least Woodpecker; Carpente- 

 rocillo." 



"This bird is more abundant in the Tres Marias than on the main 

 coast, where it is also a common species. I have met with it along 

 the Tierra Caliente bordering the Pacific coast, from Sonora to 

 Tehuantepec. It seems to thrive better in the Marias than else- 

 where, for there it is very numerous and may be seen, or its gentle 

 tappings heard in the quiet woods at all hours of the clay, busy drill- 

 ing into the dried branches and logs in search of borers or white 

 ants, upon which it becomes very fat. I found a nest (in the month 

 of April) of a pair of these little woodpeckers, upon the Island near 

 the sea shore, bored into the green flower stem of a large maguey 



PROCEEDINGS B. S. N. H.— VOL. XIV. 18 APRIL, 1872. 



