Vol. x1.] 52 
Dr. E. Harrert also exhibited a Chinese Thrush, which 
he described as 
Turdus citrinus courtoisi, subsp. nov. 
It was unlike other subspecies of TYurdus (Geocichla) 
citrinus, except TZ. citrinus aurimacula Hart. from the 
mountains of Hainan. From the latter it differed in its 
larger size (wing 125 mm., in ten 7. c. awrimacula 110-1135), 
slightly more brownish throat and crown, and in having 
more white on the abdomen. 
Type. 3 ad., Leoufang, province Anhwei, eastern China, 
July 1917, in Mr. La Touche’s Collection. 
Named in honour of Father Courtois, Curator of the 
Sikawei Museum, at the request of Mr. La Touche. Tic. 
courtoist 1s evidently a continental representative of T. c. 
aurimacula. 
Dr. vAN SomeREN exhibited and described the following 
new birds from Uganda and British Hast Africa :— 
Amydrus montanus, sp. nov. 
Similar in colour to A. morio riippeli, but differs from that 
bird by having a much more slender bill. 
Wings 155-160 mm. Bill, length 33-34 mm., depth 
8 mm. at nostrils. 
Range. Mt. Elgon. 
Type in Tring Museum. @ ad., 15.3.16, Elgon. Dr. 
van Someren Coll. 
Obs. Four adult males and three females were procured 
at 9000 ft. This bird is quite distinct from A. tenuirostris. 
Cosmopsarus regius donaldsoni, subsp. nov. 
This race differs from C. regius by having the breast-band 
purply blue not bronzy purple ; in having the wings bluer 
with only slight purple reflections and in having the yellow 
of the underside less golden yellow, and with an orange tinge. 
The tail is shorter than the typical bird. 
Range. This race is found in Somaliland, in 8. Ethiopia, 
and in the northern frontier district in Hast Africa. 
Type in Tring Museum. 4G ad., 20.2.11, Mavsabit. 
Blayney Percival Coll. 
