MANG1LIA. 269 



may not be true, although if so, it would not make an extraor- 

 dinary distribution for the species. 



M. PASCIATA, Gray. PI. 26, fig. 74. 



Ribs latticed with conspicuous transverse striae ; yellowish 

 white, with a central, narrow, chestnut band. Length, 8*5 mill. 



Africa. 

 I know nothing concerning this species. 



M. VITTATA, Hinds. PL 22, fig. 66. 



Closely ribbed, crossed by numerous revolving striae ; yellowish 

 brown, fasciate with chestnut. Length, 11 mill. 



Straits of Macassar, 10 fms., coarse sand (Hinds). 



M. EXQUISITA, E. A. Smith. PL 24, fig. 6. 



Narrowly and distantly longitudinally ribbed, transversely 

 very finely corded ; whitish, lineated and banded with chestnut. 



Length, 16 mill. 



Philippines (Cuming) ; Warrior /., Australia (Brazier). 



This species was figured by Reeve for a specimen in the 

 Cumingian collection, under the name of vittata, Hinds (described 

 above), but it is evidently a different species. 



M. METULA, Hinds. PL 16, fig. 59. 



Whorls flattened, five in number; obsoletely ribbed, trans- 

 versely striated, suture with a raised line; lip inflected in the 

 middle ; yellowish brown, banded with chestnut. 



Length, 6 mill. 



Habitat unknown. 

 M. RIGIDA, Hinds. PL 16, fig. 64. 



Shoulder undulated at the angle by the longitudinal ribs, 

 which are crossed by raised striae ; fulvous. Length, 8 mill. 



Panama. 



Partakes of the characters of Clathurella. Carpenter has 

 described (but not figured) a var. fuscoligata, from Cape St. 

 Lucas, L. California. I have not seen it. 



M. ASPERA, Hinds. PL 16, fig. 62. 



Shoulder very narrow, longitudinal ribs decussated by raised 

 revolving lines ; chocolate-brown, aperture flesh-red. 



Length, 13 mill. 



Guayaquil (Hinds). 



