152 CHRYSAME. 



the typical sculpture — a white A^ariety of these has been distrib- 

 uted by the late Mr. Pease as a new species, 31. reticulata (fig. 

 304) := M. cretacea, Sowb. (fig. 306). Mr. Reeve has called a 

 slightly shouldered specimen 31. sutH?-afa (fig. 305), and M. 

 Recluz has figured and described a taded specimen as if. 

 Grelloisi (fig. 30Y). 



M. Nassoides, Sowb. PL 45, fig. 308. 



Shell yellowish white, reticulutel}^ sculptured. 



Length, Vb inches. 



Mauritius, 



A stouter shell than the typical 31. pellis-Herpeniis ; yd it may 

 be only a well-grown state of that species. 



M. SEROTiNA, A. Ad. PL 45, fig. 309. 



Yellowish, with two obscure darker bands ; surface reticulated. 



Length, '9 inch. 



Marquesas (Adams) ; Mauritius (Sowerby). 



M. DEALBATA, A. Ad. PL 45, fig. 311. 



White; whorls i)lanulate, distantly sulcate spirall}^, sulci 

 evanescent in the middle of the body-whorl. Length, 1*2 inches. 



Habitat unknown. 

 M. SEMIFERRUGINEA, Jouas. PL 45, fig. 310. 



Whorls encircled by narrow, granulated ridges, interstices 

 punctured ; yellowish, upper part of body with longitudinal 



chestnut flames. Length, -8 inch. 



Habitat unknown. 



Described thirt^'-five 3'ears ago from a single immature speci- 

 men in the Royal Cabinet at Copenhagen ; it remains uncon- 

 firmed by additional specimens. 



Un figured Species. 



M. ciNGULATA, Phil. (Related to if. peregra, Rve.) 



Hab. unknown. 

 M. P^TELi, Dohrn (Related to 31. nanus., Reeve.) N. Africa f 

 M. PROPiNQUA, Garrett. Society Islands. 



M. PUSTLLA, King. Habitat unknoion. 



