OEC1LIOIDES, SECT. GEOSTILBIA. 49 



at the base, continued above in a callous layer on the parietal 

 wall. Length 9, diam. 3.66; aperture 4 x 2 mm. (Martens). 



East Africa: Runssoro, in the bamboo forest at 2600 meters 

 (Stuhlmann). 



Geostilbia stuhlmanni MARTENS, Beschalte Weichthiere Deutsch 

 Ost-Afrika, p. 131, pi. 5, f. 33 (1898). 



"Only with some doubt I place this species in the genus 

 Geostilbia, for it is not so slender and acicular as the typical 

 species, G. mledonica" (Martens'). 



47. C. PHILIPPINENSIS (Semper). 



Shell subulate, glossy, imperf orate; whorls 6, nearly flat, 

 slowly increasing, the last rounded at base; columellar margin 

 straight, subinflexed, thickened. Aperture ovate-oblong, sub- 

 vertical. Length 6, diam. 1.75, aperture 1.5x1 mm. (Semper). 



Philippines: Guza, Zamboanga, under low plants (Semper). 



Cionella philippinensis SEMP., Reisen in Archipel Phil., Land- 

 moll., p. 139, 1874. Geostilbia p., MLLDFF. , Syst. Verzeichniss, 

 p. 153. Glessula philipp inensis COOKE, P. Z. S. , 1892, p. 469. 



This snail has been erroneously referred by Mr. Cooke to 

 Qlessula, a genus not known to occur in the Philippine archi- 

 pelago. 



48. C. PHILIPPINICA (Moellendorff.) PI. 15, figs. 6, 7. 



Shell small, not rimate, cylindric-turrite, rather solid, yel- 

 lowish, polished ; spire long-turrited, the apex obtuse. Whorls 

 4, a little convex; suture impressed, broadly margined, sub- 

 horizontal at first, then gradually becoming strongly oblique. 

 Penultimate whorl very high, the last a little higher, % the 

 length of the shell. Aperture vertical, receding at base, 

 narrowly oval ; peristome simple, slightly obtuse, the margins 

 joined by a light callus, right margin curving forward 

 in the middle, lower margin rather straightened or 

 biangularly curved, columellar margin reflexed above the 

 rimation ; columella vertical, at the base slightly obliquely 

 truncate. Length 3%, diam. li/ 8 mm. ; aperture 1% long, 

 scarcely % wide (Mlldff.) 



Philippines: Monte Licos, Zebu (Mlldff.). 



