l82 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. IO3 



light dial) faintly spirally lined with white and strongly axially 

 streaked with cinnamon drah, last whorl wood brown axially streaked 

 with straight and zigzag streaks of wood brown, fawn color, and 

 light pinkish buff, and faintly spirally lined with white and wood 

 brown, just below the edge of the periphery a line of white ; impressed 

 sutural and subsutural bands white ; lip pale ochraceous buff, columella 

 callus white. Length 17.7 mm., greater diameter 11.4 mm., spire 

 heigiit 9.9 mm. 



The lightest color pattern and obese form of the shell (pi. ii, 

 fig. 30) has the first postembryonic whorl pale drab gray, banded 

 and streaked with light cinnamon drab, penultimate whorl pale ecru 

 drab banded and streaked with ecru drab, first half of the last whorl a 

 light tint of pale ecru drab, lined and streaked with ecru drab, last half 

 whorl pale vinaceous fawn, lined and faintly streaked with light 

 vinaceous fawn ; impressed sutural and subsutural bands white. 

 Length 17.7 mm., greater diameter 12.0 mm., spire height 9.3 mm. 



A darker color pattern than the usual one and a narrower form of 

 the shell (pi. 11, fig. 30a) has the postembryonic whorls snuff brown 

 axially streaked with russet and mars brown, and lined with a line 

 of mars brown on the upper third of the whorl, about the periphery a 

 band of white, lined or banded with mars yellow ; impressed sutural 

 band light ochraceous buff lightening to light buff on the last whorl. 

 Length 17.7 mm., greater diameter 10.8 mm., spire height 9.6 mm. 



The embryonic whorls of the darkest color pattern (pi. 11, fig. 31) 

 are light buff shading to ochraceous salmon; postembryonic whorls 

 warm sepia lightened by occasional axial streaks of mikado brown, last 

 whorl banded just below the edge of the periphery with a band of pale 

 cinnamon pink lined and streaked with mars yellow, on the first half 

 of the last whorl a basal band of ochraceous orange ; impressed sutural 

 band pale pinkish buff darkening to light ochraceous buff on the last 

 half whorl ; lip and columella callus pale pinkish cinnamon deepening 

 to pale vinaceous fawn on the outer margin. The color pattern is a 

 rare one in the Gulick ANSP lot, but the usual one in the J. S. 

 Emerson lot. 



ACHATINELLA APEXFULVA NAPUS Pfeiffer 



Plate ii, Figures 25-27 



Achatinella napus Pfeiffer, Proc. Zool. Soc. London, 1855, p. 5, pi. 30, fig. 19. 

 Achatinella mustclina sordida Newcomb, Pilsbry and Cooke, Man. Conch., vol. 

 22, p. 349, pi. 30, fig. 19 (only), 1 914. 



The holotype (pi. 11, fig. 25) in the British Museum is marked 

 with a red spot of sealing wax. The embryonic whorls are white ; 



