COCHLOSTYLA-ORTHOSTYLUS. 



209 



has no blotches below the suture ; it is thinner than in macrostoma, 

 and the hydrophanous band is not accompanied by a dark line, etc. 



C. JUGLANS Pfeiffer. PL 59, fig. 6. 



Imperforate, elongate-globose, the apex obtuse ; rather solid, 

 obliquely distinctly striated, unicolored rufous. Whorls 5, convex, 

 the last about equal to the spire. Columella wide, white, arcu- 

 ately curved inward. Aperture large, irregularly suboval, sinuated 

 at base of the coiumella, pale livid inside; peristome 'scarcely 

 reflexed, margined with rufous. 



Alt. 53, diam. 35 mill. Aperture 28 mill, long inside. (Pff.) 



Mountains of northern-central Luzon. 



BuLjuglam PFR. P. Z. S. 1842, p. 89 ; Monogr. ii, p. 7 ; Conchyl. 

 Cab., p. 177, t. 52, f. 7. REEVE, Conch. Icon., f. 12. Cochlostyla 

 juglans SEMPER, Reisen, p. 204. MLLDFF, Nachr. D. M. Ges. 1888, 

 p. 105. 



Fresh, unrubbed shells, says Mollendorff, are covered with a thin 

 ray-brown cuticle, which often shows close spiral lines. The per- 

 istome is lipped with beautiful purple-brown ; the coiumella is white 

 ibove. 



Var. olivacea Mlldff. Smaller, more ventricose, whorls more con- 

 rex ; olive-brown or olive-yellowish, the peristome white. (Mlldff.) 



Alt. 55, diam. 43 mill. 



Alt. 50, diam. 41 mill. 



Var. roseolimbata Mlldff. More ventricose, olive-yellowish, varied 

 with irregular streaks; peristome more thickened, margin pale 

 >urple or rose, coiumella more spirally twisted, arcuate. (Mlldff.) 

 Alt. 63, diam. 49 mill. 

 Alt. 59, diam. 46 mill. 



Cuyapo, prov. Nueva JEcija, Luzon. 



X MARINDUQUENSIS Hidalgo. PL 45, figs. 48, 49. 

 Imperforate, ovate-conic, solid. Under an evanescent deciduous 

 iticle the surface is white, unicolored or with peripheral and colu- 

 lellar dark bands, or having the middle and base of the body- 

 rhorl dark brown. Sometimes there is a narrow sutural band ; lip 

 'ilac-pink, black edged, rarely pure white. 



Spire conoidal ; whorls 6, convex, especially the latter two. Last 

 whorl generally obliquely malleated around the middle. Aperture 

 )blique, white inside ; peristome broadly expanded and reflexed, lilac 

 14 



