28 



T. ovali, sub-angulata, laevi ; spira brevi; anfractibus plicatis ; 

 labio externo expanso, medio incrassato, ad canalem posticuni et ad 

 angulum supernum lobato, sinu valido. 



Smooth, oval angulated, white, with interrupted brown bands ; 

 angle of the whorls plicated ; outer lip with a lobe close to the 

 posterior canal, and another at the upper angle, with a sinus be- 

 tween ; anterior sinus not very deep. 



10. S. epidromis (pi. vi. f. 12.) Linn. Syst. Nat. p. 1211* 



T. ovali, laevi; anfractibus sub-angulatis, ad angulum plicatis; 

 labio externo magno, valide expanso, inciassato, postice paululum 

 sinuato. 



Oval, smooth, brown, aperture white ; spire plicated at the angle 

 of the whorls; outer lip much expanded, slightly thickened above 

 the anterior sinus, and very slightly emarginated near the spire. 



1 1. S. minimus, (pi. vi. f 4, 5.) Sw. 



T. S. epidromi simillima, sed minori ; labio externo postice bilo- 

 bato, inter lobos valide sinuato. 



Very much like S. epidromis, but smaller, with a deep sinus be- 

 tween the two lobes on the posterior angle of the outer lip. Colour 

 dark reddish brown or fawn, with a white band on the angle, and 

 another in the centre of the whorls. East Indies. 



12 S. Sibbaldi i. (pi. vi. f. 10, 1 1.) nobis. 



T. sub-clavata ; loevi ; spira parva : anfractibus angulatis. plicatis; 

 ultimo magno, ventricoso ; labio interno nigro-lineato ; labio ex- 

 terno interne striato, medio sub-incurvo; sinu parvo. 



This species has a small spire and ventricosebody whorl; the 

 inner lip is striated in the centie with short black lines; outer 

 lip expanded, striated, with a very slight sinus. Colour white, 

 banded and mottled with fawn. Brought by Dr. Sibbald from 

 Ceylon. 



13. S. succinctus. (pi. vi. f. 20, 21.) Linn. Syst. Nat. p. 1212. 

 T. ovato-oblonga, spiraliter tenue striata; spira brevi; anfracti- 

 bus sub-angulatis ; apertura elongata; canali postico spiram de- 

 currente ; labio externo intus striato, ad angulum inflexo ; sinu 

 antico parvo. 



Oval-oblong, very finely striated ; spire short ; whorls rather an- 

 gulated ; aperture elongated ; anterior canal running up the spire ; 

 outer lip striated within; with an inflection at the angle; sinus 

 small. The ground colour is a dull white, but the body of the 

 shell is nearly covered by broad brown bands jagged at the edges. 

 The pink variety is in the collection of the Rev. F. J. Stainforth. 



East Indies. 



14. S. marginatus (pi. vi. f. 17.) Gmel. p. 3573. No. 15 

 T. S. succinctae simillima, sed magis conica, angulo anfractuum 

 carinato. 



Veiy probably only a variety of the last, it is more conical in 

 form, with the dorsal angle of the last whorl sharply keeled. 



East Indies. 



