MOLLUSCA OF INDIA. 309 



Sarika theodori, Phil. Mergui. 

 Fig. 3. Extremity of the foot, X 2'5. 

 o a. Genitalia, part of, X 2"5. 

 '6 h. Jaw, X 30. 

 3 c. Central, admedian and lateral teeth of the radiila, X 368. 



Macroclilamys &acrata, n. sp. Parasuath, 

 Fig. 4. Part of the amatorial organ. 



Maa-ocJdamys glauca, Bs. Kuniaon. 

 Fig. 5. Same teeth of the radula, X 368. 

 5 a. Portion of the genitalia, X 24. 



Macroclilamys luh-icata, n. sp. Cachar. 

 Fig. 6. Animal viewed from the right side, X 4"5. 

 6 a. Ditto, fore part from the left side, X 45. 



Macroclilamys kuliiensis, Blf. Kulii. 

 Fig. 7. Portion of a speruiatophure, X 12. 



]\Jacrochlamy,s siifflava, n. sp. 



Fig. 8. Teeth of the radula at different parts of the row. X 368. 

 Naga Hills. 

 8 a. Jaw, X 30. North Cachar. 



EXPLANATION OF PLATE CXXX. 



Austenia an7iatidc(lei, n. sp. North Bengal. 



Fig. 1. Animal viewed fi-om the right side, X about 1"5. 

 1 a. Jaw, X 4 8. 



1 I). Teeth of the radula in different parts of the I'ow, X 295. 

 1 c. A portion of .sheath of the penis, showing position of the spermato- 

 phore passing down it, X 6. 



1 d. A spermatophore removed from the spermatheca, X 4'5. 



Ausietiia resplendent, G. Nevill. North Burma. 



Fig. 2. Animal viewed from the right side, natural size. 



2 a. Ditto, the dorsal side, natural size. 



2/). Part of the genitalia, showing the spermatheca containing spermato- 

 phores and bent on itself in consequence, the oviduct, tree oviduct, 

 and vas deferens, X 3"5, 



2 c. The penis, X 35. 



2 d. The amatorial organ, X 3'5. 



2 e. A spermatophore taken out of the spermatheca. 



2f. Coil of the visceral sac, natural size. 



Cryptaustenia hcteroconcha, IT. F. Blauford. North Bengal. 



Animal and shell as seen from the right side, X 2'5. 

 The genitalia, X 3'5. 



Austenia rotunda, n. sp. Cacliar. 



Animal viewed from the right side, natural size. 



Ditto, the left side, natural size. 



Shell of a larger specimen, d.jrsal view, natural size. 



])itto, front view, natural size. 



Sliell removed trom animal, X 2'5. 



Ditto, underside, natural size. 



Compare with figure (jf A. buUcri, PI. XC. fig. 5, also natural 

 size. 

 4/. The visceral sac with shell removed, showing the coil of the visceral 

 sac, X 2. 



