« 
Order PASSERIFORMES. Family MUSOIOAPID/E. 
No. 466. 
GILBERTORNIS INORNATUS. 
BLACK-LORED THICKHEAD. 
(Plate 395.)* 
Pachycephala inornata Gould, Proe. Zool. Soc. (Lond.), 1840, p. 164, July 1841 : 
South Australia. 
Pachycephala inornata Gould, Proc. Zool. Soc. (Lond.), 1840, p. 164, 1841. 
Pachycephala gilbertii Gould, ib., 1844, p. 107, Oct. : Western Australia ; id., Birds Austr., 
pt. 18 (Vol. II., pi. 71), March 1st, 1845 ; id., Handb. Birds Austr., Vol. I., p. 216, 
1865 ; Ramsay, Proc. Linn. Soc. N.S.W., Vol. II., p. 181, 1878 ; Gadow, Cat. 
Birds Brit. Mus., Vol. VIII., p. 210, 1883; Ramsay, Tab. List Austr. Birds, p. 5, 
1888 ; Hall, Key Birds Austr., p. 34, 1899 ; Campbell, Nests and Eggs Austr. Birds, 
Vol. I., p. 325, 1901 ; North, Austr. Mus. Spec. Cat. No. 1, Vol. II., p. 32, 1906 ; 
Mathews, Handl. Birds Austral., p. 86, 1908 ; Wilson, Emu, Vol. XII., p. 37, 1912 
(Vic.) ; S. A. White, ib., Vol. XIII., p. 25, 1913 (S.A.) ; Chandler, ib., p. 42 (Vic.) ; 
S. A. White, ib., p. 126, 1914 (S.A.) ; Chisholm, ib., Vol. XVI., p. 37, 1916 (Vic.) ; 
Ashby, ib., p. 233, 1917 (S.A.). 
Pachycephala rufogularis rufogular is Mathews, Nov. Zool., Vol. XVIII., p. 315, 1912. 
Not of Gould. 
Pachycephala rufogularis gilbertii Mathews, ib. 
Gilbertornis rufogularis Mathews, List Birds Austr., p. 180, 1913. 
Gilbertornis rufogularis rufogularis Mathews, ib. 
Gilbertornis rufogularis gilbertiiM.ath.ews,, ib. ; S. A. White, Emu, Vol. XVIII., p. 21, 1918. 
Gilbertornis gilberti mallee Mathews, Austral Av. Rec., Vol. II., pt. 7, p. 130, Jan. 28th, 
1915 : Gerahmin, Mallee, Victoria. 
Gilbertornis inornatus inornatus Mathews, ib., Vol. III., pt. 6, p. 138, June 25th, 1918. 
Gilbertornis inornatus gilbertii Mathews, ib. 
Distribution. South-west Australia ; South Australia ; Victoria. (New South Wales ?) 
Adult male. General colour of the upper-surface slate-grey with an olive tinge, including 
the crown of the head, sides of hinder-face, nape, back, scapulars, and upper 
wing-coverts ; inner webs of bastard-wing, median and greater upper wing-coverts, 
primary-coverts, and flight-quills dark hair-brown with olive-grey on the outer 
margins ; upper tail-coverts rather paler than the back ; tail hair-brown tinged 
* The Plate is lettered Gilbertornis gilberti. 
VOL. VIII. 
249 
