1923.] 
Zoological Results of Expedition to Yunnan. $97 
DESCRIPTION OF PLATE 16. 
LanD AND FRESHWATER SHELLS FROM YUNNAN. 
Helicarion resinaceus Heude subsp. subresinaceus Annandale. 
Figs. 1, la. 
Figs. 2, 2a. 
Figs. 3, 3a. 
Figs. 4, 4a. 
Figs. 5, 5a. 
Figs. 6, 6a. 
Figs. 7, 7a. 
Figs. 8, 8a. 
Fig. 9. 
Fig. 10. 
Fig. 11... 
Fig. 12. 
Figs. 13, 13a. 
Figs. 13b, 13c. 
Fig. 13d. 
Side and upper view of a shell oye Sra of the 
Mekong above Lo-Atar. Natural 
ee rm ate the — Toeality as Bilge one repro- 
uced i .1l. Natu 
gore os SA pibastins aed: tigricolor Annandale. Type- 
ee pores’ of Mekong above Yangtsa, ventral 
eal vi x 2. 
Pelee (Pup nidins) chr: wee winapi es Type- 
— from the gorg e Yangtsa in 
valley ; s nt se ge views. Nawal size. 
ima ru nda 
Type-shell from upper Yangtsa west of Pung- 
tsu-la; ventral and dorsal nr ikem Bee al size. 
Buliminus grriagenct tubios andale. Type- 
shell from gorges of the Yon tale district of 
e upper ace ; waniesl and dorsal views. x2 
olea 
Sha wa-tsun; ventral and dorsal views. x 2 
SOAR ae Rectebern: (Neumayr). Right bate 
fro seats mn shores of os Lake Tali; 
he vn Nat ural size. 
Coibicsle” lamareiane ( Prime’. bigs valve of a 
ite itil Pangaloi atur 
Corbic nensis Nevill. Right valve of oot 
types oat eee Msnwyne, Yunna Natural 
Corbicula andersoniana Nevill. Right valve of the 
‘specimen from Momein, Yunnan. Natural 
ses 
Corbicula ferruginea Heude. Left — of a speci- 
men from Chitien valley. Natural siz 
Corbicula praeterita Heude. 
Outer and inner views of the — valve of a speci- 
en from Lake bs Natura 
ws of the itt gael of the — 
Lower margi the specim in figs. iba 
showing tna greatly ea ries Natural shes. 
