230 BULLETIN 50 UNITED STATES NATIONAL MUSEUM. 



Cyclorhis flaviventris yucatanensi,s Ridgway, Proc. XT. S. Nat. Mus., ix, Nov. 26, 

 1886, 519 fMerida, n. Yucatan; coll. U. S. Nat. Mus. ) . — Beelepsch, Ibis, 

 1888, 91 (crit.).— Allen, Bull. Am. Mus. N. H., ii, 1889, 132, 134 (crit.).— 

 Chapman, Bull. Am. Mus. N. H., viii, 1896, 278 (Chichen Itza, Yucatan). 



CYCLARHIS INSULARIS Ridgway. 

 , COZTTKEL PEPPER-SHRIKE. 



Adults {sexes alike). — Pileum and hindneck deep brownish gray or 

 grayish brown (hair brown) ; rest of upper parts grayish olive-green 

 (very much duller than in G. flaviventris and its subspecies); a broad 

 superciliary stripe of cinnamon-rufous or russet; sides of head, includ- 

 ing auricular, suborbital, and malar regions, plain gray (no. 6); chin 

 paler gray; lores pale brownish gray or light brownish; throat, chest, 

 upper breast, sides and flanks light yellowish olive; lower breast, 

 abdomen, and under tail-coverts white, sometimes tinged with dull 

 yellow; under wing-coverts and edges of inner webs of remiges pale 

 sulphur yellow; maxilla light brown; mandible grayish black (bluish 

 gray or grayish blue in dried skins), the terminal half (more or less) 

 pale brownish; legs and feet pale brownish (flesh colored in life?). 



Adult male. — Length (skin), 161; wing, 82; tail, 61; exposed cul- 

 men, 18; depth of bill at nostrils, 10; tarsus, 24; middle toe, 14." 



Adult female.— Length, (skins), 138-151 (144.5); wing, 75-82(79); 

 tail, 54-62 (59.3); exposed culmen, 18-18.5 (18.3); depth of bill at 

 nostrils, 9.5-10 (9.8); tarsus, 23.5-25 (24.1); middle toe, 13-14.» 



Island of Cozumel, Yucatan. 



Qt/clorhis insularia Ridgway, Deacr. New Species Birds from Cozumel, Feb. 26, 

 1885, 2; Proc. Biol. Soc. Washington, iii, 1885, 22 (Cozumel I'., Yucatan; coll. 

 U. S. Nat. Mus.) ; Proc. U. S. Nat. Mus., viii, 1885, 565 (detailed descr.).-- 

 Bbklepsch, Ibis, 1888, 85, 91 (crit.). — Salvin, Ibis, 1888, 255 (crit). — Allen, 

 Bull. Am. Mus. N. H., ii, 1889, 132, 134 (crit). 



CYCLARHIS FLAVIPECTUS SUBFLAVESCENS (Cabanis). 

 COSTA RICAN PEPPER-SHRIKE. 



Adult male. — Pileum dull brownish mouse gray, usually more or 

 less tinged with rusty brown; a broad superciliary stripe of cinnamon- 

 rufous or rufous-chestnut, broadest anteriorly, where sometimes 

 extending narrowly across anterior portion of forehead; lower hind- 

 neck, sides of head, including auricular, suborbital, and malar regions, 

 clear gray (no. 6) or slate-gray; chin paler gray or grayish white; 

 lores more brownish gray; rest of upper parts plain olive-green; 

 throat, chest, breast, sides, and flanks lemon yellow, usually more or 

 less tinged with olive, especially on throat and chest; abdomen (some- 

 times lower breast also), anal region, and under tail-coverts white; 



a One specimen. b Three specimens. 



