. COCHLITGMA. 91 



fordi Morel, is more oblong, not so full beneath, more obtuse 

 at the summit, and has much narrower streaks (Mts.}. 



15. C. SMITHII (Craven). PI. 11, fig. 36. 



"Shell ovately conical, thin, semitransparent, striated by 

 the lines of growth, which, upon the upper whorls and upper 

 part of the last whorl are crossed by coarse spiral striae, pro- 

 ducing a granulose, striated appearance ; whorls 8, somewhat 

 convex, the last occupying about half the entire shell; upper 

 whorls of a dull orange-yellow, last whorl of a greenish-yel- 

 low, the whole marked with numerous irregularly waved 

 stripes of a burnt-sienna color; spire somewhat elongated, 

 apex obtuse ; suture deep, aperture elliptically ovate, interior 

 having a faint purple lustre and showing the stripes through 

 the shell; columella arcuate, terminating in a small trunca- 

 tion; peristome simple. Length 55, greatest breadth 27, 

 height of aperture 29%, breadth of aperture 15 mm." 

 (Craven). 



S. Africa: Leydenburg, Transvaal (Craven). 



Ackqtina smithii CRAV, Proc. Zool. Soc. Lond. 1880, p. 617, 

 pi. 57, f. 1. 



This small member of the zebra group is named after Mr. 

 E. A. Smith of the British Museum. 



16. C. RHABDOTA (Melvill & Ponsonby). PI. 27, fig. 37. 



Shell ovate-oblong, thin, ochraceous-straw colored, the apex 

 obtuse. Whorls 7, above decussate-granulose, the last simi- 

 larly granulose to the middle, smooth from there to the base, 

 and glossy ; longitudinally decorated throughout with zebrine 

 flames, the last whorl elongated. Aperture oblong; peris- 

 tome thin, simple, the columellar margin truncate below. 

 Length 45, diam. 20 mm. (M. & P.). 



South Africa. 



A. rhdbdota M. &. P., Ann. and Mag. N. H. (7), i, p. 29, 

 pi. 8, f. 11 (Jan. 1898). 



"In form resembling A. ustulata Lam., though not quite 

 so elongate; in markings like a miniature A. zebra. It does 

 not seem to be a young shell, and we hardly conjecture that 



