158 



BIRDS OF BRITISH GUIANA. 



Genus JABIRU Hellm. 



Jahiru Hellmarv, Abbandl. K. Baer. Akad. xxi. Abt. iii. p. 711 (1906). 

 Type J. mi/cteria (Liclit.). 



Tail and under tail-coverts normal. Bill very lar^je, the terminal 

 portion recurved. Head and neck bare with onlv a hairv patch 

 on the occiput. 



Fig. -15. — To illustrate the peculiar form of the bill. 



09. Jabiru mycteria. 



Jabiru. 



Jahiru mycteria (Licht.), Verz. Doubl. p. 76, 1S23 (San Paulo, Brazil) ; 

 Bi-abourne & Chubb, B. S. Auier. i. p. 49, no. 460, 1912. 



Mycteria americana (necLinu.), Cab. in Schomb. Eeis. Guiau. ii. p. 13.3, 

 iii. p. 751, 184S ; Brown, Canoe and Camp Life, p. lOo, 1S76 (Eupu- 

 nuni Eiver), p. 260 (Cotinga Eiver) ; Salvin, Ibis, 1SS6, p. 171; 

 Quelch, Timehri (2) ii. p. 365, 1888 (Abarv Eiver), v. p. 107, 1891 

 (Georgetown); Sharpe, Cat. B. Brit. Mus. xxvi. p. 314, 1898; 

 Beebe, Our Search for a Wilderness, p. 353, 1910 (Abary Eiver). 



" Negrocops or Jahiru " (Quelch). 



AduH male. Entire plumage ivory -white ; bastard-wing, 

 primary-coverts, and quills tipped with hoary grey. " Bill and 

 feet black ; iris brown." 



Total length 1150 mm , culmen 280, wing G30, tail 205, tarsus 

 300. 



Immature female. Differs from the adult male in having a 

 j)atch o£ brown on the upper breast and hoary grey feathers 

 distributed on the scapulars and wings. 



The specimens described are from the Great Savannas collected 

 in November 1902. 



