COCHLOSTYLA-CALOCOCHLEA. 157 



peristome ; finally from the last named species by its coloration, col- 

 umella, and the non-angular periphery. (Hid.} 



This species, with the two following, forms a passage to the 

 globose forms of the section Axina. 



g. RETUSA Pfeiffer. PL 56, figs. 59, 60. 



Imperforate, subglobose, the apex retuse; thin, smooth, the base 

 concentrically striolate ; chestnut-tawny, broadly flamed and 

 streaked with white ; partly covered with a hydrophanous white, 

 deciduous cuticle, pallid above, chestnut-banded. Spire short. 

 Whorls 4, a little convex, the last subangular, scarcely descending ; 

 columella entering, white, dentate-dilated above. Aperture rounded- 

 lunar, pearly within; peristome broadly expanded, a little reflexed. 



Alt. 20, greater diam. 28, lesser 24 mill. (Pfr.*) 



Samar, Philippines. 



H. retma PFR., P. Z. S. 1845, p. 132; Monogr. i, p. 255; Con- 

 chy 1. Cab., t. 47, f. 9, 10. PHILIPPI, Abbild. ii, p. 84, t. 7, f. 2. 

 REEVE, f. 82. 



C. LIBATA Reeve. PI. 56, figs. 61, 62, 63. 



Imperforate, subglobose, solid, nearly smooth ; epidermis brown, 

 covered with darker spiral lines. Spire semiglobose, apex obtuse, 

 nude, brown. Whorls 4J, a little convex, the last rounded, not 

 much wider than the preceding volution ; base denuded, buff; col- 

 umellar area chestnut ; columella sub vertical, flat, white. Aperture 

 oblique, subtetragonal-lunar, white within ; peristome brownish, nar- 

 rowly expanded, right- margin bowed. 



Alt. 24, greater diam. 29, lesser 25 mill. (Pfr.} 



Benguet and Mancayan, N.- W. Luzon. 



H. libata RVE., Conch. Icon., f. 35. PFR., Monogr. iii, p. 189; 

 Conchyl. Cab., p.- 438, t. 152, f. 7, 8. Cochlostyla libata SEMPER, 

 Reis., p. 186. HIDALGO, Journ. de Conchyl. 1887, p. 147. 



Hidalgo notices these color-varieties : 



1. Like the type, but lip whitish, and the blackish columellar 

 band absent. 



2. Buff, ornamented with two very broad chestnut bands; suture 

 and columellar area black, apex violaceous. 



3. Tawny, last whorl unifasciate in the middle ; suture and col- 

 umellar area black, apex violaceous, (fig. 61.) 



