158 ZIERLIANA. 



Quoy described as M. nigra (=^ 31. Qitoi/i, Desh., p. 122), may 

 possibly be intended for this variety. 



M. ^THiops, Reeve. PI. 46, fig. 351. 



Dark brown or olive-black, finely decussated. Length, 1 inch. 



Solomon's Islands, Philippines. 



Yery much narrower than any of the forms of 31. Ziervoge- 

 liana ; 3et it may be only a variety of that species. M. creni- 

 plicata, A. Ad. (unfigured) is said by Mr. Sowerbj- to be a 

 synonym. 



M. ANTHRACiNA, Recve. ri. 46, fig. 352. 



Shell covered by a smooth, black epidermis. Length, 1 inch. 



Isle of Ticao, PJdlippines, on reefs at low water. — Cuming. 

 Differs from M. JEthiops only in the want of sculpture. 



L. CHOAVA, Reeve. PI. 46, fig. 353. 



Blackish, smooth. Length, •75 inch. 



Isle of Johanna, Mozambique Channel — Hennah. 



I do not know the species ; except in being smooth, it 

 resembles closely a juvenile of the t^^pical M. Ziervogeliana. 



M. ALBOMACULATA, A. Ad. PI. 46, fig. 354. 



Chocolate-brown, maculated with white next the sutures. 



Length, '5 inch. 



Habitat unknown. 

 I do not know the species. 



M. COLUMBELLINA, A. Ad. PI. 46, fig. 355. 



Variegated with chestnut and white, with obsolete revolving 

 lines. 



Hab. unknown. 



Mr. Sowerby's figure of this species shows a tuberculated 

 shoulder, a character not referred to in the original description. 



Undetermined Species of Mitra. 



M. GRANULIFERA, OBLIQUATA, CLAVULUS, CONULARIS, CREBRALIS, of 



Lamarck. 

 M. ciNEREA, APicATA, Recve. H. & A. Adams' Genera. 

 M. OBSCURA, Hutton. New Zealand. 



M. FUSOIDES, A. Adams. Sowerbj', Thes. Conch. Index. 

 M. Hanleyana, Dunker. Japan. 



