OCR Text |
Show 810 LIEUT.-COL. H. H. GODWIN-AUSTEN ON [June 21, Size:- Major diam. 0*74, alt. axis 2*45, diam. apert. 0*35, J> ,, 18*2, „ 61*8, ,, 9*2, alt. apert. 0*57 inch. ,, 14*3 millim. [On limestone at an altitude of over 1000 feet on the top of the ridge overlooking Gollonsir village, and on the S.W. of it (Gollonsir is at the west end of the island) ; not abundant in this locality.- B. B.~] In the form of its aperture this shell approaches the subgenus Bacillum of Theobald, from Eastern India. ' 20. STENOGYRA FUMIFICATA, n. sp. (Plate LXIX. figs. 2, 2 a.) Shell dextral, elongately turreted, solid, not rimate ; sculpture irregular-sized fine transverse lines of growth crossed by spiral lines, giving a cloth-like appearance ; colour ruddy ochre; spire elongate, sides convex ; apex contracting rather rapidly at the sixth whorl, rounded; suture shallow, but well marked ; whorls 11, regular, flat-sided; aperture semiovate, angular above, rounded below, nearly vertical; peristome thin, columellar margin strong, simple, slightly curved inwards at base. Size :- Major diam. 0*73, alt. apert. 0*70, alt. axis 2*35 inch. >5 „ 18*5, ,, 17*5, „ 59*0 millim. [Common on limestone at east end of island. This shell is used often by the natives for a pipe-bowl.-B. B.~\ This is a remarkable form, also with characters somewhat like those of Bacillum, and may eventually be placed in a subgenus of its own next to Bacillum and Prosopeas. 21. STENOGYRA JESSICA, n. sp. (Plate LXIX. fig. 3.) Shell elongately turreted, dextral, decollate in the three specimens obtained, scarcely rimate ; sculpture very fine longitudinal ribbing; colour white ; spire long, with sides flatly convex; suture very shallow ; whorls 8 + ; sides very flat; aperture oval, oblique, angulate above ; peristome thin; columellar margin weak and but slightly reflected. Size:- Major diam. 0*22, alt. axis 0*76, alt. apert. 0*20 inch. •> J> 5*3, „ 19*2, ,, 5*0 millim. Locality. [Not very common. On limestone-ridge S.W. of Gollonsir, at high altitude; at 1000 feet on south side of the island - B. JB.] 22. STENOGYRA ADONENSIS, n. sp. (Plate LXIX. figs. 4, 4c). Shell not rimate, dextral, elongately turreted, glassy, polished ; a tew faint longitudinal shallow lines of growth ; colour very pale ochraceous ; spire high, sides slightly convex ; apex blunt, rounded |