MOLLL'SCA OF IXDIA. 257 



Macrochlamys stJFFLAYA, 11. sp. (Plate CXXII. fig. 4, radula.) 



Locality. Hengdan, North Cachar (Godwin-Austen). No. 509 

 B.M. Coll. 



A typical specimen from this locality was dissected ; the radula 

 Mas very perfect (fig. 4). Teeth arranged : — 



54 . 2 . 10 . 1 . 10 . 2 . 54 

 or 66 . 1 . 66. 



The admedians of usual shape; the laterals evenly bicuspid, 

 becoming minute on the extreme edge. 

 Plate CXIX. fig. 6. Shell, Burrail Eange. 



Macrochlamts lubricata, n. sp. (Plate CXXI. fig. 10 ; Plate 

 CXXIX. figs. 6, 6a, animal.) 



Locality. Silchar, Cachar ( F. (?. ^(7e). No. 989 B.M. Coll. Type. 



Shell smooth, polished, tnrbiiiately globose ; sculpture none ; 

 colour pale burnt sienna-brown ; spire moderately raised : suture 

 shallow ; whorls 5 ; aperture semiluuate, circular on outer margin ; 

 peristome thin; columellar margin very slightly oblique. 



Size: maj. diam. 12-0, min. 10*5 ; alt. axis 5-5 mm. 



Animal. White throughout in the spirit specimen, no markings 

 of any kind. When the shell is removed the visceral sac is 

 ochraceous with white speckhngs on the apical portion. The right 

 shell-lobe is extremely long as also the left. The end of the foot 

 rather truncate, the part above the mucous gland small. The 

 radula has the formula 



62 . 11 . 1 . 11 . 62 

 or 73 . 1 . 73. 



In specimen dissected the generative organs were not developed 

 and could not be made out. 



There were also sent me by Mr. Ede, five specimens in spirit 

 which had evaporated and left them quite hard; in these the foot 

 was long with a small hook-like lobe. The radula was 



50 . 2 . 9 . 1 . 9 . 2 . 50 

 or 61 . 1 . 61. 



Macrochlamts lubricata, n. sp. (Plate CXIX. figs. 11, 

 11 a, 11 b.) No. 522 B.M. Coll., two specimens not fully grown. 



Localit;/. Naga Hills, Burrail Eange (Godwin- Austen). 



Shell tumidly conoid, thin, diaphanous ; sculpture none, surface 

 as in the type ; colour pale horny-brown ; spire rather high, 

 convex, apex blunt; suture adpressed, well marked ; whorls 4,1, 

 concave, the last rapidly increasing and ventricose below ; aperture 

 roundly lunate, oblique ; peristome thin, straight, nearly vertical 

 on columellar margin, reflected near umbilicus but not covering it, 



mm. mm. mm. 



Size: maj. diam. .. 10-0 min. diam. 8-5 alt. axis.. 4-8 



alt. body- whorl 4-3 alt. ap. .. 5'5 diam. ap. 5*6 



z2 



