MANGILIA. 261 
M. PYRAMIDALIS, Reeve. PI. 23, fig. 93. 
Shell pyramidal, slim, whorls with sloping shoulders, with 
narrow ribs reaching the sutures, and much wider interspaces, 
which are transversely striated ; yellowish white. 
Length, 7 mill. 
Philippines. 
Unjigured Exotic Species of Mangilia. 
M. monica, E. A. Smith. Japan. 
M. FLexvosa, M. MINUTISTRIATA, M. OPALINA, M. PLATYCHEILA, M. 
ACUTANGULARIS, of E. A. Smith. No locality. 
M. Pettyt, E. A. Smith. Persian Gulf. 
M. Cateponica, E. A. Smith. New Caledonia. 
M. rrizonata, E. A. Smith. Philippines. 
M. Fiticincra, E. A. Smith. Japan. 
M. Levvukensis, Watson. Fiji Islands. 
M. rracuys, Tenison-Woods. Tasmania. 
M. MerepitH14, Tenison-Woods. Bass Straits, Tasmania. 
M. semiassa, Gould. Hab. unknown. 
M. Terracona, Gould. China Sea. 
M. tures, Gould. Loochoo Sea. 
?M. mica, Philippi. Red Sea. 
M. crassicostatTa, Dunker. : Viti Isles. 
M. ciavata, Sowerby. China Sea. 
M. Anna, Jousseaume. N. Caledonia. 
Section CytHara, Schumacher. 
M. MARGINELLOIDES, Reeve. Pl. 24, figs. 22, 17. 
Interstices of the longitudinal ribs either smooth or more or 
less thickly covered with fine revolving strie ; yellowish or ash- 
white, with fine, rather close chestnut revolving lines, sometimes 
interrupted by the ribs, sometimes crossing them, sometimes 
obsolete, shoulder usually tinged with chocolate. 
Length, 10-13 mill. 
Philippines, New Guinea, New Caledonia. 
M. Columbelloides, Reeve (fig. 17), is a synonym. 
M. AntitLaruM, Reeve. PI. 24, fig, 12. 
Shell ribbed, without revolving striz; yellowish brown, broadly 
