564 ON SOME NEW SPECIES OF BIEDS. [1877. 





Described from examples obtained by Mr. Everett at Surigao (N. Mindanao). 



Htpothtmis ccelestis, sp. n. 



? . Azure. Feathers of the head grey at their insertion, and each tipped with glistening 

 azure ; a lengthened occipital crest similarly marked. Space before the eye and lores pale blue. 

 Chin, cheeks, throat, sides of neck and upper breast rich velvety turquoise-blue, darker than the 

 blues of the rest of the plumage. Back and upper tail-coverts with grey bases to the feathers, 

 the extremities being blue, which is paler on the upper tail-coverts. Wing-coverts of the same 

 shade of blue as the head. Quills dark brown externally, margined with a paler shade of blue. 

 Lower breast, abdomen, vent, flanks, and under tail-coverts white, tinged with pale greenish blue, 

 most intense on the flanks. Axillaries grey, tinged with pale blue. Rectrices above like the 

 quills ; underneath dark brown like under surface of the quills. Shafts of the rectrices brown 

 above, almost white underneath. Shoulder-edge blue. 



Wing 2-83 inches, tail 3-00, tarsus 0-62, culmen 0"56. 



Described from a specimen obtained in the island of Dinagat (Philippines) by Mr. Everett. 



Peionochilus olivaceus, sp. n. 



2 . Entire upper surface, wing-coverts, and surface of closed wing uniform pure olive-green, 

 which colour encircles the eye and covers the sides of the neck. Space before the eye, cheeks, 

 A. M. N. H. sides of throat, and the upper breast grey. Lower breast, abdomen, flanks, and under tail-coverts 

 ^^\ 537^' *^^ same grey washed faintly with olive-green, the mesial line being albescent. Chin and throat 

 white, slightly greyish, forming a broad well-defined greyish-white stripe, commencing at the chin 

 and descending to the breast. Axillaries and under wing-coverts pure silky white. Eemiges and 

 rectrices dark brown, margined with the olive-green hue of upper plumage. 

 Wing 2-12 inches, tail 1-25, tarsus 0-62, culmen 0-37. 

 Described from an example obtained by Mr. Everett in the island of Dinagat (Philippines), 



Dictum schistaceum, sp. n. 



d . Above fuliginous ashy ; below ashy white. Remiges and rectrices above dark ashy 

 brown, underneath paler. Under wing-coverts and axillaries pure white. Base of mandible (in 

 dry specimens) yellowish white ; apex and the maxilla pale ruddy brown. 



Wing 2-25 inches, tail 1-37, tarsus 0-62, culmen 0-35. 



DlGiEUM EVEEETTI, sp. n. 



6 . Above dark olive-green, paler on the cheeks. Chin, throat, and breast pale grey. 

 Remainder of underparts albescent grey, tinged with palish yellow. Major coverts narrowly 

 margined with greenish yellow. QuiUs above dark brovi^n, almost black, with very narrow pale 

 olive-green external margins. Rectrices above like quills, narrowly tipped with an albescent 



