MITRA. 119 



and M. picta. Reeve (fig. 49), is also a synonym ; Sowerby 

 erroneously refers the latter to the Cape of Good Hope. 



M. SIMPLEX, Dunker. PI. 35, fig. 50. 



Smooth, slightly striate at base; chestnut, sometimes sparsely 



flecked with white. Length, 9 mill. 



Cape of Good Hope. 



Much smaller and broader than M. Barbademis, which it 

 appears to resemble. 



M. VARIABILTS, Reeve. PI. 35, figs. 41, 56. 



Yellowish brown, sometimes narrowly lined with chestnut, 

 tessellated with white around the suture and periphery, the 

 latter sometimes confluent into an irregular broad white band ; 

 yellowish brown within the aperture. Length, 1 -5-1 '7 5 inches. 



Torres Straits, Australia. 



Fig. 56 represents Reeve's M. cylindracea. 



M. RUBIGINOSA, Reeve. PI. 35, fig. 54. 



White, with large spots or tessellations of yellowish brown ; 

 closely punctured in revolving lines. Length, 28-40 mill. 



hi. Ticao, Philippines. 

 M. CANCELLATA, Swainson. PI. 35, fig. 55. 



Sutures crenulated, whorls cancellated by revolving impressed 

 lines and longitudinal raised striae. Light yellowish brown, 

 longitudinally streaked with white, with three rather indistinct 

 bands of interrupted orange spots. Length, l-"75 inches. 



Habitat unknown. 



Described from a unique Cumingian specimen. 



M. USTULATA, Reeve. PI. 35, fig. 51. 



Whitish, maculated with chestnut so as to form interrupted 



bands. Length, 11/7 inches. 



Viti Islands. Garrett. 



M. IGNOBILTS, Reeve. PL 35, fig. 52. 



Whitish, with interrupted bands of chestnut spots. 



Length, 1/5 inches. 



Philippines. 



Broader than M. ustulata, the revolving sculpture more 

 distinct. 



