MYRMOBORUR. 



65- 



Genus MYRMOBORUS Cab. & Hein. 



Myrmohorus Cabanis & Heine, Mus. Hein. ii. p. 9, 1860. IVpe 

 31. leucophrys (Tscb.). 



Fig. 30. — Jli/rmoborus lcucoj)hrijs. 



Tbe members tbat comprise this genus are larger in size than 

 those o£ the previous one, and are distinguished in having the 

 female plumage eniirely different from that of the male. It differs 

 also in the almost entire absence of rictal bristles. The exposed 

 culinen is about three-fifths the length of the tarsus. The wing 

 is rounded, the fourth and fifth primaries longest, the third about 

 e(iual to the sixth. The tail is rounded at the tip, the outer 

 leather on each side about three-fourths the length of the middle 

 ones. Coloration : male and female different. 



390. Myrmoborus ang-ustirostris. 

 Schomburgk's Ant-Creeper. 



Conoj)opliaga angiistirostris Cab. in Scliomb. Keis. Guiun. iii. p. GS5, 



18-18 (British Guiana). 

 Myrmonax leucophrys (nee Tseh.), Cab. torn. cit. p. 084. 

 Ilypocnemis leucophrys (nee Tscli.), Salvin, Ibis, 1885, j). 428 (Bartica 



Grove) ; Sclater, Cat. B. Brit. Mus. xv. p. 288, 181)0 (Bartica Grove, 



Takiitu Kiver). 

 IFypocnemis aiK/ustirostris Bmbourne & Chubb, B. S. Amer. i. p. 212, 



no. 2130, 1912. 



Aihdt male. Generjd colour above and below dark slate-colour; 

 inner webs of fiiglit-(|udls dark brown with pale edges ; fore part 

 ol" tiie head and a lim^ over the eye gre^'ish white ; sides of face 

 and throat uniform lilack. 



VOL. II. V 



