BIRDS OF NORTH AND MIDDLE AMERICA. 



689 



Gcollilijpix j)i)liur(']>li(il<i.r<tljilti Ridgway, Proc. U. 8. Nat. Mus., xvi, no. 964, Feb. 5, 



1894, 692 (Brownsville, Texan; coll. IJ. 8. Nat. Mus.) ; Man. N. Am. Birds, 

 2d ed., 1896, 608. — American Ornithologists' Union Committee, Auk, xii, 



1895, 165; Cheek List, 2d ed., 1895, no. 682. 1. 



CHAMyETHLYPIS POLIOCEPHALA PALPEBRALIS Ridgway. 

 MIRADOR GROUND-CHAT. 



Similar to C. p. poliocephala^ l)ut much more l)rio-htly colored, the 

 under part.s entirely yellow (lemon or gaml)ooe), except .sides and 

 Hanks, which are l)ro\vner or more deeply ))utiy oliye than in (i. p. 

 p(>UocephaJ<i\ upper parts deeper oliye; wing- and tail shorter, bill snd 

 feet larger. 



Adult i}Hih'.^\^^w<gi\\ (skins), 126-142 (183.8); wing, .51-61 (5,5.6); 

 tail, 54-65 (51>.9); expo.sed culmen, 11-14 (12.8); tarsus, 20-25 (22.2); 

 middle toe, 14-16 (14.8).^ 



Southeastern Mexico, in States of Vera Cruz (Mirador; San xVndreas 

 Tuxtia), Oaxaca?, Chiapas (Palenque; Ocozucuantla), Tabasco (Monte- 

 cristo), Campeche (Campeche), and Yucatan (Merida; Progreso; La 

 Vega; Chichen Itza). 



Trkhnx dchtjieldi (not Sylrla delafieldU Audubon) Sclater, Proc. Zool. Soc. Lond., 



1856, 293 (Cordova, Vera Cruz). 

 Geothlypis poliocephida (not of Baird) Lawrence, Ann. Lye. N. Y., ix, 18(59, 200 



(Merida, Yucatan). — Sumichrast, Mem. Bost. Soc. N. H., i, 1869, 546 (Vera 



Cruz, hot region?). — Salvin, Ibis, 1872, 149, part (monogr. ). — Sharpe, Cat. 



Birds Brit. Mus., x, 1885, 359, part, pi. 9, fig. 3. 

 [flcotJdi/pis'} poUocephala Sclater and Salvin, Nom. Av. Neotr., 1873, 10, i)art. 

 (i[eotJdy2)i)i] palpebndis Ridgway, Man. N. Am. Birds, 1887, 526 (Mirador, Vera 



Cruz, Mexico; coll. U. S. Nat. Mus.). 

 Geothlypis {(Jhamaihlypis) puljjehralis Ridgway, I\Ian. N. Am. Birds, 1887, 592; 



2d ed., 1896, 614. 



CHAMiETHLYPIS CANINUCHA Ridgway. 

 CENTRAL AMERICAN GROUND-CHAT. 



Similar to ('.p>(//i<H-rj>/H//ajH(/jhhnth'.s, but without any white or yel- 

 lowish on eyelids. 

 Adult inale.—'Length (skins), 116-136 (126.7); wing, 52-57 (55.5); 



'Seventeen specimens, those from different localities averaging, respectively, as 

 follows: 



Locality. 



Three adult males from yera Cniz 



Six adult males from Chiapas 



Two adult males from Tabasco 



Two adult males from Campeche 



F( )ur adult males from Yucatan 



No females of this form have been seen by me. 

 3654— VOL 2—01 44 



Wing. 



.56. 

 55. H 

 .52 

 5(i 

 56 



CO 



.5,S. S 

 CO. 5 

 60 



Ex- 

 posed 

 culmen. 



12 



11. cS 



12. 5 

 12 

 13.2 



21. 3 



22 



23 



22 



23 



Middle 

 toe. 



14.6 

 14. S 

 15. 5 

 14 

 15 



