LEPTACHATINA, GROUP K. 55 



dant color variety from Punaluu (pi. 11, fig. 4) and Kaliuwaa 

 has a tawny spire with a dark reddish brown base. Figs. 

 81, 82 are from Nuuanu examples. 



The measurements of a few shells are as follows: 



Length 14.7, diam. 6.6, length of apt. 6.6 mm. wh. 6.5 

 N uuanu. 



Length 12.4, diam. 6.4, length of ap. 6.0 mm. wh. 6. 

 Nuuanu. 



Length 13.5, diam. 7.3, length of ap. 7.1 mm. wh. 5.7. 

 Nuuanu. 



Length 12.0, diam. 5.7, length of ap. 5.7 mm. wh. 5.7. 

 Palolo. 



69. L. PILSBRYI n. sp. PI. 11, figs. 5, 6. 



The shell is imperforate, elongately ovate, dark reddish 

 brown, except for the embryonic whorls which are corneous, 

 somewhat solid, glossy, distinctly costulate, except for the 

 smooth embryonic whorls. Spire ovately conic, apex sub- 

 obtuse. Suture scarcely impressed, crenulate. Whorls 6^, 

 hardly convex, the last subcylindrical, slightly ascending 

 near the lip, tapering rather abruptly towards the base. 

 Aperture large, elongate, subpyriform, scarcely oblique, per- 

 pendicular. Columella concave above, nearly straight, with 

 a blunt callus along its face, purplish white, subtruncate with 

 a rather weak oblique fold. Outer margin of lip nearly 

 straight, arcuate below, thickened within, columellar margin 

 thin, appressed, adnate; the margins united by a thin callus 

 on the parietal wall. Length 11.6, diam. 5.4, length of ap. 

 5.3 mm. 



Oahu: Kukaeiole in Kaaawa (Kukris). 



Other specimens of this species are lighter colored, of a 

 purplish brown with a narrow dark sutural band, and slightly 

 larger, with the margin of the lip edged with light purple. 

 One measures length 12.2, d. 5.7. length of ap. 5.6 mm. 



This species is most closely related to L. ventulus Fer. Its 

 surface is. however, distinctly costulate, the apex is not 

 banded as in most specimens of the latter species, the suture 

 is slightly more impressed, the columellar fold is not as 



