210 ALCEDINIDJE. 



p. 11 (1874); Rosenb. Eeist. nmr Geelvinkb. pp. 83, 114 (1875) ; 

 D" Albert. Ann. Mus. Civic Genov. x. p. 19 (1877) ; liamsay, Proc. 

 Li7m. Soc. N. S. W. i. p. 389 (1877 : Port Moresby) ; Sharjoe, 

 Journ. Linn. Soc, Zool. xiii. pp. 313, 403 (1878) ; id. op. tit. xiv. 

 p. 68G (1879) ; Ramsay, Tvoc. Linn. Soc. N. S. W. iii. p. 251 

 (1878), iv. p. 97 (1879 : Povt Moresby) ; Shavpe, Jouni.Linn. Soc, 

 Zool. xvi. p. 429 (1882 : Maroco ; East Cape) ; Tristr. Ibis, 1889, 

 p. 667. 



Halevon gaudichaucli, S. Miill. Verh, Land- en Volkenk. p. 471 

 (1839-44). 



Mouachalcyon gaudicliaudi, Reichenb, Sandb., Alced. p. 37, tab. 425. 

 fig. 3156 (1851). 



Sauromarptis gaudicliaudi. Cab. Sf Heine, Miis. Hein. Th. ii. p. 1G4 

 (1860) ; Salvad. Ann. Mus. Genov. vii. p. 765 (1875) ; id. Sf 

 D' Albert, t. c p. 816 (1875) ; Salvad. op. cit. viii. p. 398 (1876), 

 ix. p. 21 (1876), X. pp. 128, 306 (1877) ; id. P. Z. S. 1878, p. 94 ; 

 U Albert. Sf Salvad. Ann. Mus. Genov. xiv. p. 53 (1879) ; id. Orn. 

 Pajniasia etc. i. p. 487 (1880) ; Meyer, Zeitschr. yes. Orti. i. p. 276 

 (1884 : Aru Islands! ; id. op. cit. iii. p. 34 (1886 : Kafu) ; Nehrk. 

 J.f. 0. 188.5, p. 32 (Waigiou). 



Sauromarptis gaudichaudi aruensis, Meyer, Ibis, 1889, p. 657. 



Adult male. General colour above black, the mantle, scapulars, 

 and inner series of lesser wing-coverts being black ; the upper back 

 silvery -white, mixed with blue ; the lower back, rump, and upper 

 tail-coverts brilliant silvery cobalt, the lateral upper tail-coverts 

 darker blue ; median and lower lesser coverts bright blue or black, 

 tij^pcd with blue, which inclines to silvery cobalt near the scapulars ; 

 greater wing-coverts black, edged with blue ; primary-coverts and 

 quills black, externally deep blue ; tail-feathers deep blue, blackish 

 internally and with black shafts ; crown of head black, forming a 

 cap, as also the sides of the face and ear-coverts ; behind the eye a 

 small streak of ochreous buff, and a baud of the same colour from 

 the nostrils to the edge of the gape ; round the hind neck a broad 

 collar of ochreous buff, the sides of the neck also ochreous ; checks and 

 throat white, with a slight ochreous tinge ; rest of under surface of 

 body deep rich chestnut ; under wing-coverts and axillaries ochreous 

 buff; quills dusky blackish below, ochreous along the inner web : 

 " bill blackish above, whitish below ; feet dusky leaden grey ; iris 

 chestnut-brown " (D'yllbertis). Total length 12 inches, culmeu 

 2';35, wing 5*3, tail 3"65, tarsus 0'7. 



Adult female. Similar to the male in colour, but differs in having 

 a chestnut-coloured tail, and also the lateral upper tail-coverts chest- 

 nut. Total length 12 inches, culmen 2-3,wing .5-6, tail 3-7, tarsus 0-7. 



Younrj birds are generally recognized by the dusky margins to the 

 feathers of the hind neck and underparts, and by their blackish 

 bills. The young male at first resembles the adult female, but the 

 upper tail-coverts and tail seem to change to blue without any 

 moult. 



A bird in the Gould Collection, evidently a Wallacian skin from 

 the Aru Islands, but from which the label has disa])pearcd, has a great 

 deal of blue on the eyebrow, as well as a considerable patch of white 

 on the upper back. One immature male from Waigiou has a little 



