PIIAKTHORNIS. O.S:> 



B. Smaller, wing less than 50 mm. 



c. Under smiacegrey P. rvpurumli, p. 385. 



d. Under surface rufous. 



c' . Chin black ; no dark band on the 



breast P. lonr/umaretis, p. 3S6. 



(V . Chin rufous ; a dark band across the 

 breast. 

 a" . Under aspect of outer tail-feathers 



subterminally bronze P. ruler, p. 3S7. 



h" . Under aspect of outer tail-feathers 



subterminally black P. episcopus, p. 38S, 



255. Phaethornis superciliosus. 

 Cayenne Hermit. 



Trochihis snpe^'ciliosns Linn. Syst. Nat. 12th ed. i. p. 1S9, 17GG 



(Cayenne) ; Cab. in Schomb. Eeis. Guian. iii. p. 70S, 1S4;8. 

 Phaetliornis si/jierciliosns Salvin, Ibis, 1885, p. 431 (Bartica Grove, 



Camacusa, Merume Mts., Atapurau River) ; id. Cat. B. Brit. Mus. 



xvi. p. 270, 1892 (Quonga) ; Brabourne & Chubb, B. S. Amer. i. 



p. 106, no. 1008, 1912. 

 Phaethornis giiianensis Beebe, Our Search for a Wilderness, p. 307, 



1910 (Ai-emu). 



Adult male. General colour above bronze-brown, with buff 

 edges to the feathers on the lower back, rump, and upper tail- 

 coverts ; tail green at base, suhapically blackish and tipped witli 

 white ; flight-quills brown ; eye-brow buff ; ear-coverts dark 

 brown ; cheeks greyish ; under surface greyish buff, becoming 

 more rufous on the abdomen ; under tail-coverts inclining to 

 white. 



Total length 158 mm., culmen 37, wing CO, fail 70. 



The description of the male is taken from an example 

 collected on the Makauria Kivor. 



Adult female. Similar to the adult male, but rather smaller in 

 size. Wing 50 mm. 



]3reeding-season. Unknown in ]')ritish Guiana. 



Nest. Unrecorded in I'ritish Guiana. 



Jujfis. Undescribed from British Guiana. 



Range in British Guiana. Bcjnasika River, Makauria River, 

 Anarica River, Mazariuii River (McConiiell collection) ; Bartica, 

 Mcrumc .Mountains, Kamakusa, Kamarang River, (^hionga, Annai 

 ( Whitelij). 



Kjrtralimilal Range. Vone7,U(da and Norlh-wfv-t I5ra/.il. 



JI(d>its. Schombiirgk stat<'S (Reis. (luian. iii. p. 70S) that he 



