ON SOUTH AFRICAN ENNE^. 41 



In considering the figui-es illustrating the various forms of 

 this species, it should be borne in mind that they are not all 

 drawn to the same scale ; therefore it is the more desirable to 

 keep in view the dimensions given above. 



Ennea farquliari Melv. & Pons, f . typica. PI. IV, 

 fig. 24. 



Ennea farquhari Melv. & Pons., Ann. and Mag. Nat. Hist., vol. xvi 



(1895), p. 478, pi. xviii, figs. 3-5. 

 Ennea labyrinthea Melv. Jt Pons., ibid., p. 479, pi. xviii, figs. 7, 8. 

 Ennea microtliaiima Melv. & Pons., ibid., vol. iv (1899), p. 194, pi. 



iii, fig. 1. 

 Ennea hypsoma Melv. & Pons., ibid., vol. iv (1909), p. 488, pi. viii. 



fig. 7. 

 Ennea oppugnans Melv. & Pons., ibid., p. 488, pi. viii, fig. 8. 

 Ennea periploca Melv. S: Pons., ibid., p. 489, pi. viii, fig. 10. 

 Ennea farquhari M. & P.; Connolly, Ann. S. Af. Mus., vol. xi 



(1912), p. 74. 

 Ennea microthauma M. A- P. ; Connolly, ibid., p. 80. 



Shell minute, ovate-cylindrical, with rounded apex, rimate 

 and narrowly perforate, thin, vitreous, transparent and 

 shining; whorls 5^, moderately ventricose, the first two 

 smooth, the rest sculptured with regular transverse stride, 

 strong below the suture and evanescent lower on the whorls, 

 except the last, on which the sculpture continues round the 

 base ; suture moderately impressed ; aperture triangularly 

 auriform with thickened, expanded and reflexed, white, 

 rather vitreous peristome, and furnished with the following- 

 processes : a prominent blade-like, in-running, parietal plait, 

 a massive, blunt, lobed, labral tooth, a small internal basal 

 tooth, an inconspicuous, broad, slightly raised tooth on, and 

 parallel to, the columellar lip, and a deep-seated, rounded, 

 flatfish, scoop-shaped columellar plait. 



Height 2-11, width 1-03 mm. 



Hab. — Grahamstown (Farquhar and Langley) ; also High- 

 lands (19 miles N. of Grahamstown) and Bathurst 

 (Farquhar), all in the Cape Province. The locality, Bosch- 



