238 LAND AND FRESHWATER MOLLTJSCA OF INDIA. 



Petalochlamys formosana var. h_i/j)ograpta, Pilsbry & Hirase. 

 South Formosa. 



Fig. 5. Portion of generative organs, penis &c., X 4'5. 



5 a. Teetli of the radula at dif+'erent parts of the row, X IKH). 

 bh. Jaw, X 30. 



Lamprocystisfulgida, n. pp. South Formosa. 

 Fig. 6. Teeth of the radula at different parts of the row, X llOU. 



Off. Jaw, X 30. 



Durgella rogersi, n. sp. South Andaman. 



Fig. 7. Teeth of the rtKlula. X 1100. 

 7 ((. Jaw, X 30. 



EXPLANATION OF PLATE CXVIl. 



. 1. Fahula fiascauda, Benson: costuhxtioii fine Teria Gliat. 



and close, X 7. 



\(i. Ditto: costulation distant, X 7. Ditto. 



2. liahuln poly2Jleuris,W.'i}.'B\i., X 7. Arakan. 



.'?, 3 17. hascaiida, Bs., X 7. Jaintia. 



4. muniparensis, n. sp., X 7. Munipur Hills. 



.^). dafiaensis, n. sp., X 7. Dafla Hills. 



6. Ihotaensis, n. sp., X 7. Lhota Naga Hills. 



7. hascaudnla. n. sp., X 7. Sikkitn. 



8. Macrochla7ni/s (Lamproci/st.is?) fidgrtui, Gude, Lu-chu Islands. 



from type, X nearly 4. 



