AQUILIDAS. 
237 
Circus assimilis assimilis Jardine & Selby. (1-63.) 
Circus assimilis Jardine & Selby, Ulus. Ornith. ser. 1, vol. ii. pi. 51, 
Nov. 1828 : near Sydney, New South Wales. (Fig* Gould, i. 
pi. 27.) 
Circus jarclinii Gould, Synops. Birds Austr. pt. iii. pi. 48, April 1st, 1838 : New 
South Wales. 
Circus affvnis Gould, Proc. Zool. Soc. Lond. 1837, p. 99, May 25th, 1838 : error 
for assimilis. 
Astur ferox Peale, U.S. Expl. Exped., Birds, vol. viii. p. 308, Oct. 1848 : nude 
name. 
Distr .—Eastern and Southern Australia and Tasmania. 
Circus assimilis rogersi Mathews. 
Circus assimilis rogersi Mathews, Nov. Zool. vol. xviii. p. 244, 
Jan. 31st, 1912: Fitzroy Kiver, North-West Australia. (Fig. 
Math. v. pi. 234.) 
Distr. —Mid and North-West Australia, Northern Territory, 
and North Queensland. 
Circus assimilis quirindus Mathews. 
Circus assimilis quirindus Mathews, Birds Austr. vol. v. p. 23,1915 
Celebes. 
Circus assimilis celebensis Stresemann, Orn. Monatsb. 1924, p. 48 : Celebes. 
Distr. —Celebes to Sumba. 
Circus juxta Peale*. 
Distr .—Australia, New Zealand, New Caledonia, and Fiji 
Islands. 
Circus juxta juxta Peale. 
Circus juxta Peale, U.S. Explor. Exped. vol. viii. p. xv, Oct. 1848 : 
Fiji Islands. (Fig. Swann, Monogr. pt. 2.) 
Circus approximans Peale, ib. p. 64 : same bird. 
Distr. —Fiji. 
Circus juxta gouldi Bonaparte. (1-72.) 
Circus gouldi Bonaparte, Consp. Gen. Av. vol. i. p. 34, June 1850 : 
New South Wales. (Fig. Gould, i. pi. 2G ; Math. v. pi. 235.) 
Astur palustris Mathews, Check-list Birds Austr. pt. 2, p. v, July 2Gtb, 1923 : 
as synonym of gouldi (ex Cotton, Tasm. Journ. Nat. Sci. vol. iii. p. 361, 1848). 
Distr. —Eastern and Southern Australia and Tasmania. 
Circus juxta inexpectatus Mathews. 
Circus approximans inexpectatus Mathews, Nov. Zool. vol. xviii. 
p. 245, Jan. 31st, 1912 : Parry’s Creek, North-West Australia. 
Distr .— Northern Australia. 
* Some authors consider spilonotus and juxta subspecies of aruginosus L. 
