1867.] THE BIRDS OF THE LOWER AMAZONS. 573 



also the uropygium lighter and less spotted ; intermediate between 

 it and the Brazilian E. sphenurus. 



" Found among the grass on the campos near the ground." — A.W. 



48. Sycalis brasiliensis (Gm.). 



North side of the Amazons. 



Smaller than S. brasiliensis from Brazil, but not otherwise different. 



49. Sycalis hilarii, Bp. 

 Mexiana, Dec. 1848. 



Fam. Icterid^. 



50. OsTiNOPS viRiDis (Vieill.). 

 Para. 



51. Cacicus persicus (Linn.). 



Para. 



" One of the commonest and most conspicuous birds in the Para 

 district. Lives in colonies, building beautiful long nests, generally 

 hanging over the water." — A. W. 



52. Cacicus HiEMORRHOus (Linn.). 



Para. 



"The same in habits as C. persicus, but much more scarce." — 

 A. W. 



53. Icterus cayanensis (Linn.). 



Island of Marajo. 



" This bird is called the * Rossignol ' or Nightingale at Para, and 

 is often kept in cages." — A. W. 



54. MoLOTHRUs sericeus (Licht.). 

 Mexiana. 



55. Xanthosomus icterocephalus (Linn.). 

 Amazons, north side. 



b^. Leistes guianensis (Linn.). 



Amazons (north side) and Mexiana. 



"Found only in open grounds, amongst grass." — A. W. 



57. Cassidix oryzivora (Gm.). 

 Para. 



Fam. Dendrocolaptid^. 



—58. SCLERURUS CAUDACUTUS. 



Thamnophilus caudacutus, Vieill. Nouv. Diet. iii. p. 310, et Enc. 

 Meth. p. 742. 



