Vee Nerves: 
Vor. XII. MAY, 1898. No. 1. 
NOTES ON SOME LAND AND FRESHWATER SHELLS FROM SUMATRA, 
WITH DESCRIPTIONS OF NEW SPECIES. 
BY T. H. ALDRICH. 
In the fall of 1890, the writer received from Marang, Sumatra, a 
small collection of shells made by Wm. Doherty, Esq., at that place. 
A partial list of same is here given, with descriptions of some new 
forms :— 
. Nanina gemina Busch. 
. Ariophanta weyersi Smith. 
. Ariophanta dohertyi Aldrich. 
Hemiplecta marangensis n. sp. 
. Sitala carinifera Stol., var. marangensis n. var. 
. Trochomorpha dohertyi n. sp. 
. Amphidromus palacens Busch. 
. Helicina parva. 
. Clausilia aenigmatica Sykes. 
. Cyclophorus eximius Mous. 
. Cyclophorus perdix Brod. 
. Crossopoma bathyraphe Smith. 
. Lagocheilus marangensis n. sp. 
. Omphalotropis (Selenomphala) dohertyi n. sp. 
. Diplommatina liwaensis n. sp. 
. Leptupoma fultoni n. sp. 
. Cyelotus sp. 
. Melania lirata Bens. 
. Melania artecava Mouss. 
