COCHLOSTYLA-AXINA. 159 



d. Depressed; alt. about one-half the diam. ; periphery 

 rounded, pliloiod.es. 



dd. Rather elevated ; decidedly angled at periphery, flat- 

 tened below, carbonaria. 

 ddd. Not very obviously angled at periphery, 



e. Whorls narrowly revolving, aperture narrow ; base 



very convex magistra. 



ee. Whorls more rapidly increasing ; aperture wide, 



base rather flattened moreleli. 



( 1 . (JARiBALDiANA Dohrn & Semper. PL 20, figs. 1, 2. 



Lenticular, solid, sculptured with growth-striae; chestnut, spotted 

 and figured all over with straw-color, marked with interrupted 

 darker concentric lines ; acutely and compressly carinated, carina 

 subexserted on the whorls above ; spire moderately elevated, apex 

 depressed ; whorls 5, scarcely convex, depressed at the suture, 

 the last whorl descending in front, more convex beneath ; aperture 

 ax-shaped, bluish inside; peristoine thickened, expanded, reflexed, 

 fleshy-violet, the right margin angular, somewhat channelled at the 

 angle; columellar margin dilated, planate, very oblique. 



Alt. 27, greater diam. 72, lesser 64 mill. 



Northern Luzon. 



Cochlostyla (Axind) garibaldiana D. & S., Mai. Bl. ix, 1862, p. 

 206. Helix garibaldiana PFR., Novit. Conch, p. 219, t. 58, f. 1, 2 ; 

 Monogr. v. p. 306. 



G. SIQUJJORENSIS Broderip. PI. 20, figs. 8, 9, 10. 



Imperforate, solid, depressed and very acutely keeled; convex 

 above and below ; reddish-brown, the earlier whorls purple, dark 

 brown or whitish ; body-whorl not descending in front ; lip broad, 

 reflexed. 



The surface is smooth, often slightly malleated above the acute, 

 knife-like keel, and usually obliquely malleated below it ; growth- 

 striseilight. The hydrophanous epidermis is generally entirely 

 rubbed oft', but often persists near the keel and behind the lip. 

 Whorls 5, flattened, the last not descending in front. Aperture 

 oblique, fleshy-white inside; lip broadly reflexed on its outer and 



