

39. ZOOLOGICAL RESULTS OF THE PERCY SLADEN 
TRUST EXPEDITION TO YUNNAN, UNDER THE 
LEADERSHIP OF PROFESSOR J. W. GREGORY, 
F.R.S. (1922). 
AMPHIPOD CRUSTACEA. 
By W. M. Tarrersati, D.Sc., Professor of Zoology, Univer- 
sity College, Cardiff. 
The collection of Amphipods made by Professor J. W. 
Gregory during his recent visit to Yunnan, and entrusted to me 
for examination by Dr. 8. W. Kemp, is a small one, consisting 
of three tubes of material collected in the following local- 
ities :-— 
1 tube labelled C. 5. 
June 15th, 1922. The Li-Kiang snow peak, on the 
*s march north of 
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— 
2. 
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— 
' the slope of the gravels on its way down to the Mekong. 
tube labelled C. 23. 
August 25th, 1922. Pool at Lang-sui-chang, half-way 
between Pupiao and Yung-Chang in Yunnan, altitude. 
5,500 feet. Yung-Chang is in south-west China, on the 
road from Bhamo on the Upper Irrawadi to Tali-fu on 
lake Tali in Yunnan. 
The collection contained two species of the genus Gamma- 
rus, one, G. annandalei, recently described by me from the 
eastern part of China and Japan, and the other, apparently un- 
described which I have pleasure in naming after its discoverer, 
jase 
Family GAMMARIDAE. 
Genus Gammarus Fabricius. 
Gammarus annandalei Tattersall. 
G. annandalei, Tattersall, Mem. Asiatic Soc. Bengal, VI, pp. 435-459, 
Plates XVIII-XXI, 1922. 
Occurrence.—C. 23, two males, one female and one imma- 
ure, 
