^"mi!^''] PKOCEEDINGH OF Till': NATIONAL MUSEUM. GG9 



Goiuis FORMICARIUS I? )AE1it. 



Formi cari II s \iouD. Tabl. I'. K. ITS!!, i:>. Typo, /''. caijaiicnuiK H<m>i>. 



"Aji/rmoniiii IIkkkm. Tab. ACIiii. Aiiiiii. ITS!!, 2'A')." Ty])c. 



Murmccophnaa Lacki". Mriii. I'liist. I'aris, in, 1801, HOT. 'I".vi>(i iiiKlck'riiiiiiablo. 



Myiolluro liA.m. I'rodr. 1S11,21S. Typo, Tiirdiis coIiiki Hm.. Foriiiiinriiis <<iji(inen- 



sis B()i)]>. 

 Mi/niiotliera, ])int, Vii;ii-r,. Analyse, 181(), i;), 70. Type (none Hpcciliod, and no 



species named; imdndos " JiclVdi, ct (luebines antrcs IVinrniilJiciH do Hnllon"), 

 Mijocincla i^WAifis. (Uassif. H. ir, 1S37, 2;{0. Typ(% Tnrdim <<>liiui C,mk\.., — Form icii- 



riiiH i:(njiiti('iisin Bodd. 



(JioN. (>iiAR. — Wing exceeding tail in leiii>tli by at least the- k',ii}>th 

 of tlic tiusus, imicli roiiiulcd (first quill sliortcst, third to fifth l()ii}j;cst), 

 t)i(>. i)riiniiri('S stron.i;'l,y curved. Tail rouudcd, tlie difference between 

 the shortest and lonii;est feathers about equal to length of gonys or a lit- 

 tle less. Tarsus about two and a half times as long as bill from nostril, 

 distinctly S(;utelhite on both anterior ami posterior divisions. Middle 

 toe more than half as long as tarsus. Inner toe with the tip of its claw 

 reaching to or slightly beyond base of middle claw; outer toe a little 

 shorter, its basal phalanx united to middle toe; hind toe decidedly 

 shorter than lateral toes, but with claw nearly as long as the digit. Uill 

 shorter than head (exi)osedculmeii about as Jong as distance from nos- 

 tril to i)08terior angle of eye), slightly compressed anteriorly, somewinit 

 d(^press<'d at base, tin' ti[) obviously notchiMl. Nostrils exi)()sed,ob- 

 li<iuely longitudinal, with o\erlianging nH'nd)rane. Jii(;tal bristles 

 -lioit, inconspicuous, I'^yes larg(!, the region inime<lial('ly behind and 

 beneath naked, IMumage normaJly compact; general (;olor uinform 

 blown above (the head sometinuis rusty or black); dusky, grayish, or 

 brownish below, sometimes with the ch(\st rusty, tlu^ under tail <'-overt8 

 also usually rusty, and the throat black; inner webs of remiges with 

 basal poitioii bully, ochraciious, or tawny, the under wing coveits sim- 

 ilar, but tip)>ed with black. 



The g<Mius most nearly related to Formicarins is, appar<Mit ly. l*hlo- 

 (jopsiH Kioi(iiiENiJA(;ii, with which it is com])ared by Mr. Salvin (Proc. 

 Zool. Soc, London, ISOO, ]). 7.')), as follows: 



'flio genns FonniiMrinH sccins wcdl delincd, and separable from tlio allied forms by 

 several trencliant cliaract(;rw. The plnmage consists ol'shoi't, modisrakily lirm leatliers, 

 gi\in,n tlH5 l)ir(l a I'ompact ai»])earanco vei\y different Irom that of PhlixjopxiH, all mem- 

 bers of which genns ha\(! softer and longcT leatli(!rs, more like thosi; of I'iihya and its 

 afHines. The region behind the eye is naked; iu I'liloiiojmis (he- entire circlet is l)are. 

 'fhe Hnjtramisal feathers of FoniiietuiiiH nva shoit and compact; m /'Itloijoiixin thiiy 

 are long and promin(!nt. Thescntelhe of the tarsi of (he foiiner are distinct and di- 

 vided, while /'/i/o//o^>.s(« has a single shield on the front of the tarsns, 'J'ho nostril 

 of Fonniciiy'iiiH is oblong ;ni<i sitnated nearer the l)ase of tin; bill (ban that of J'IiId- 

 ijofixin, which is roinid. 'I'hc hind (daw is longer and less carved. The tail is shorter, 

 stiller, and less ronnde<l. 



KKV TO TUE si'i:(;ii:s. 



(( '. To^i of head :ind hind neck rufesceut or lawny, (^on8|»icnoMsl\ dilferent IVom 

 c(dor of ba(dv; outer web of e.vt-erior featlier of alula- light tawny or 

 buir. 



