NO. MM. nKVISilON OF TIIK (iKNrs Til 11 VOMANKS—OIIEI! Hol.SI'.n. 4;j,^ 



almost i(l(!iiti<;;U with those IVoiii tin*, phiccs in Ili(lalj,'o above mentioned, 

 except (or a notieeahUi brownish tin;;e to the npper snrfac.e, whieh 

 shows a tenchMicy toward Ixdrdi. The H]>e(;imens from Iiolo, IIi(hil^o; 

 Apexoco, Thixcahi; and Tetola del Volean, Morelos, are more or less 

 intermediate btitween muriuux and hairdl, tlH)U{>h nearer the foi iner. 



Ten speeiniens examin<Ml were from the Collowin';- localities, breedin};' 

 n^eords bein^" marked by an asterisk: 



llidal{?o: Tnla; Iteal del Monte; Pachuca; Irolo.* 



MeAi<;o: IMa.lpain; Ameca-nuMia. 



Morelos: T(^(eht del Volean. 



Tlaxcala: Apexoco.* 



THRYOMANES BEWICKII BAIRDI (Salvin and Godman). 



TliryolhoriiH bturdi Saiain iiiid (ioD.MAN, ISiol. (!c,iitr.-Aiiior., Av<im., ISKO, I, p. 115. 

 ThryotlioruH bewiokii hairdi h'lixiWAV, Proc-. IJ. S. Nut. Muh., 1885, VIII, p. 354. 



(jhnrn. Hubsp. — Thry. b. mnrino persimilis se<l minoi-, snperne pallidior, 

 briinneseentior vel ma|;is ociira(!ens; erisso ])anlnlnm miinis (',onsi)icn<5 

 Casciato. 



Dlcanurameuts {s s/xxhneus). — Win^', r}~Kr) to r>H.r> (averaj^e, 5().7) mm.; 

 tail, 54 to rtiif) (averaj^e, nri.fi) mm.; exposed enlmen, 1.'{.5 to 15.;") (aver- 

 aji'c^, 11.1) mm.; bill from nosti'il, IKf) to 1 1.5 (averaj;e, l()..'i) mm.; tarsns, 

 IS to 1!>.5 (average, 18.8) mm.; middle toe with claw, 15 to 17.5 (average, 

 !()..'{) mm. 



Ti/ix' locality. — Oaxac-a, Mexico. 



(icoiiniphk (iiKlrihntion. — ( )a xaca, southern Puebia, and sonthwestern 

 Vera Cru/. 



I)eNcriplion.—MiiU% adnit; No. 1 12005, U.S.N.M., r.iolo^ical Snrvey 

 collection; Tarna/.nlapam, Oaxaca, Mexico, Novend)ei' II, 18!ll; Nelson 

 and (loldman. IJppJU- snrliK-e nniform dull brown, inteiniediate 

 betwecMi hair brown and broc(toli, the rnmp with more or h^ss hid- 

 den white spots, the tail (ioveils liair brown, inconspictiujiisly baried 

 with blackish. VVinf;s liiscons, the secondaries edj;ed exterinilly with 

 li^ht sepia, and obsoletely baircul with daik brown; basal part of 

 exterior webs of primaries nnirjiined with ])ale brown; winj^-coverts the 

 same color as the back. Tail black, the middle pair of rectrices, 

 together with the basal portion of outer webs of all lemainin^ ones 

 excei)t the outermost pair, hair brown, sonu'.what irrej^ularly baricd 

 with bhick; tiin^', exl,erior pairs of feathers tipped with grayish while, 

 the outermost pair with wide indentations of white aloiifi' the whole 

 length of external webs, the two succeedinjjf i)airs with similar nnirk- 

 injj;s confined to the<lislal jtortions; nMiniimh'.r of retrices with hair 

 brown tips. SupeicJIiary stripe dull white; lores aiul [)ostocular streak 

 light se|)ia; auriciilars j^rayish white, streaked narrowly with dark 

 brown; snles of neck deei> brownish {?ray; inferior surface i;rayish 

 white, tiKM'Jiin and tiiroat almost pure white; side-; and Hanks brown- 

 ish gray, more rufes»!ent on the latter, crissum slightly tinj^-ed with 

 Proc. N. M. vol. XX i 28 



