LIST OF BIRDS OF AUSTRALIA. 
375. PACHYCEPHALA MELANURA. BLACK-TAILED THICKHEAD. 
Gould, Vol. II., pi. 66 (pt. xxxii.), Sept. 1st, 1848. Mathews, Vol. VIII., pt. 4, pi. 393, Oct. 
13th, 1920. 
Pachycephala melanura Gould, Proc. Zool. Soc. (Lond.), 1842, p. 134, Feb. 1843 : North-west Coast =Derby, North- 
west Australia. 
Pachycephala melanura bynoei Mathews, Austral Av. Ree., Vol. III., pt. 6, p. 136, June 25th, 1918 : Port Head- 
land, Mid-west Australia. 
Distribution. Mid- and North-west Australia from Point Cloates to Derby. 
CCCVIII. Genus LEWINORNIS. 
Lewinornis Mathews, Austral Av. Rec., Vol. II., pts. 2 & 3, p. 57, Oct. 23rd, 1913. Type (by original designation) : 
Sylvia rufiventris Latham. 
376. LEWINORNIS RUFIVENTRIS. RUFOUS-BREASTED THICKHEAD. 
Gould, Vol. II., pi. 67 (pt. iv.), Sept. 1st, 1841 ; Vol. II., pi. 68 (pt. xxxi.), June 1st, 1848. 
Mathews, Vol. VIII., pt. 4, pi. 394, Oct. 13th, 1920. 
Turdus prasinus Latham, Index Ornith. Suppl., p. xli. (after May 30th), 1801 : New South Wales. 
Not Turdus prasinus Sparrman, Mus. Carlson, fax. IV., No. 86-87, 1789. 
Sylvia rufiventris Latham, Index Ornith. Suppl., p. liv. (after May 30th, 1801) : New South Wales (Sydney). 
Turdus pectoralis Lewin, Birds New Holland, pi. viii., 1808 : New South Wales. 
Not Muscicapa pectoralis Latham, Index Ornith. Suppl., p. li., 1801. 
Nor Turdus pectoralis Latham, Index Ornith., p. 357, 1790. 
Laniariusruhrigaster Vieillot, Nouv. Diet. d’Hist. Nat.,nouv. ed., Vol. XIII., p. 300, Sept. 13th, 1817: “ Africa " = 
New South Wales. 
Pachycephala striata Vigors and Horsfield, Trans. Linn. Soc. (Lond.), Vol. XV., p. 240, Feb. 17th, 1827 : New 
South Wales. 
Lanius macularius Quoy et Gaimard, Voy. de l'Astrol. Zool., Vol. I., p. 257 (pref. June 29th), 1830 : New South 
Wales. 
Pachycephala falcata Gould, Proc. Zool. Soc. (Lond.), 1842, p. 134, Feb. 1843 : Port Essington, Northern Territory. 
Pachycephala pallida Ramsay, Proc. Linn. Soc. N.S.W., Vol. II., p. 224, May 1878 : Gulf of Carpentaria, Queens- 
land. 
Pachycephala rufiventris colletti Mathews, Austral Av. Rec., Vol. I., pt. 2, p. 41, April 2nd, 1912 : Parry’s Creek, 
North-west Australia. 
Pachycephala rufiventris minor Zietz, South Austr. Ornith., Vol. I., pt. i., p. 15, Jan. 1st, 1914 : Melville Island, 
Northern Territory. 
Lewinornis rufiventris maudece S. A. White, Trans. Proc. Roy. Soc. South Austr., Vol. XXXIX., p. 749, Dec. 1915 : 
Everard Ranges, Central Australia. 
Lewinornis rufiventris didimus Mathews, Austral Av. Rec., Vol. III., pt. 6, p. 159, June 25th, 1918 : South-west 
Australia. 
Lewinornis rufiventris dulcior Mathews, Birds Austr., Vol. VIII., pt 5, p. 244, Dec. 15th, 1920 : Watson River, 
Cape York Peninsula, North Queensland. 
Lewinornis rufiventris gawlerensis Mathews, ib. : Wataker, Gawler Ranges, South Australia. 
Lewinornis rufiventris waddelli Mathews, ib. : Warunda Creek, Eyre’s Peninsula, South Australia. 
Distribution. Australia (also through the interior). Not Tasmania. 
CCCIX. Genus GILBERTORNIS. 
Gilbertornis Mathews, Austral Av. Rec., Vol. I., pt. 5, p. 110, Dec. 24th, 1912. Type (by original designation) : 
Pachycephala rufogularis Gould. 
377. GILBERTORNIS RUFOGULARIS. RED-LORED THICKHEAD. 
Gould, Vol. II., pi. 70 (pt. xvm.), March 1st, 1845. Mathews, Vol. VIII., pt. 5, pi. 395, Dec. 
1 5th, 1920. 
Pachycephala rufogularis Gould, Proc. Zool. Soc. (Lond.), 1840, p. 164, July 1841 : South Australia (within two 
miles of Adelaide). 
Gilbertornis rufogularis zanda Mathews, Austral Av. Rec., Vol. III., pt. 3, p. 59, April 7th, 1916 : Bolton’s Crab- 
hole, Mallee, Victoria. 
Distribution. Adjoining parts of Victorian and South Australian Mallee. 
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