MOLLUSCA OF INDIA. 107 
Size: maj. diam. 16-3, min. 14-0; alt. axis 6-2, body-whorl 5-0 mm. 
* 0645/5. 10°5550) 497 O24 5 0-20inch. 
MAcROcHLAMYS HARDWICKEI, var. (Plate XXIII. fig. 4.) 
Locality. Barroi Gorge, Durrang District, Assam (H. H. G.-A.). 
Sculpture smooth, but with very fine regular longitudinal striation, 
5 lines =7,5 inch. 
Size: maj. diam. 16°4, min. 14-0; alt. axis 7-0, body-whorl 5°5 mm. 
MacrocHLAaMys HARDWICKEI, var. 
Locality. Brahmakund, Upper Assam (Mr. M. J. Ogle). 
Shell thin, very depressedly conoid, umbilicated ; sculpture micro- 
longitudinal striz, in some specimens not to be discerned ; colour 
dull whity brown; spire low; suture shallow, impressed ; whorls 
5, flat above, rounded on the periphery ; aperture laterally ovate, 
oblique; peristome thin, with much obliquity on the columellar 
margin, and but slightly inflected at the umbilicus. 
Size: maj. diam. 14:0, min. 12-0; alt. axis 4:0, body-whorl 3:0 mm. 
FY O55. 3 10: 4867 "Ori; Ks 0-12 inch. 
MacrocHLAMYs HARDWICKEI, var. PoLiItuLvus. (Plate XXIII. fig. 3.) 
Locality. Upper Assam (Mr. M. J. Ogle). 
Shell subglobosely conoid, rounded below, with glassy lustre ; 
sculpture very fine longitudinal striz, not continuous far in a straight 
line, the parallelism being broken at intervals by the wavy trans- 
verse lines; colour pale horny brown; spire subconoid; suture 
shallow; whorls 6, the last rounded and rather tumid; aperture 
ovately lunate, subvertical; peristome thin, straight, columellar 
margin oblique, descending, slightly reflected at the umbilicus, which 
is not hidden by it. 
Size: maj. diam. 15-0, min. 12°8; alt. axis 62, body-whorl 5-4 mm. 
9 Oo ss OO 6 ay 2 OA. BS 0-21 inch. 
Animal not seen. This form is but slightly removed from the typical 
Calcutta one, but it is flatter on the base, with finer sculpture, and 
ina large series of some 40 specimens all are of the same pale tint of 
sienna-brown ; whereas an equally large series from the Durrang 
Hills are all of an extremely pale tint of ochre or nearly white. 
MACcROCHLAMYS HARDWICKEI, var. PoLrTuLus. (Another specimen.) 
Locality. Upper Assam (Mr. M. J. Ogle). 
Shell depressedly conoid, base rather flat, umbilicated, thin, 
diaphanous, glassy ; sculpture with fine transverse lines of growth, 
but under lens shows fine, regular, longitudinal striz, the surface in 
some slightly waved, 6=;,!;, ich; colour pale sienna-brown ; 
whorls 6, regularly increasing. 
Size: major diam. 15-2, minor diam. 14:0, alt. axis 65 mm. 
a 0-60, Py; 0-56, » 0°26 inch. 
MAcROCHLAMYS LHOTAENSIS, n. sp. (Plate XXIII. fig. 5.) 
Localhity. Lhota-Naga Hills (A. W. Chennell). 
