GLABELLA. 2 1 



M. LIMBATA, Lam.' PL 6, fig. 89. 



Pale fawn-color, with undulating longitudinal pink lines ; not 

 ribbed ; outer margin of lip marked by groups of transverse 



chocolate-colored spots. Length, -9-1-1 inches. 



W. Africa. 



Crosse describes a variety with more numerous pink lines, and 

 another in which they are less numerous and more zig-zag in 

 direction. 



M. LITURATA, Menke. 



An unfigured species, less ovate than M. limbata, with the 

 angulated longitudinal lines broken up into spots. 



Length, -75 inch. 



Australia. 

 M. ORNATA, Redfield. PI. 6, fig. 90. 



Smooth ; rose or gray, with lighter bands, upon which are 

 chocolate lines and spots ; outer margin of lip also spotted. 



W. Africa. 



Described by Reeve as M. vittata, a name preoccupied by 

 Edwards for a fossil species, Redfield changed the name in 

 1870 for M. ornata ; subsequently Jousseaume, ignorant of 

 Redfield 's catalogue, called it M. serpentina. 



M. FABA, Linn. PI. 6, fig. 91. 



Shell grayish buff, with seven to nine revolving series of distant 

 chestnut or chocolate spots ^shoulder ribbed. 



Length, -81*1 inches 



Senegambia. 



M. laevilabris, Jousseaume (unfigured), is probably synony- 

 mous with this species. 



M. PSEUDOFABA, Sowb. PI. 6, fig. 92. 



Larger, with more angulated shoulder and more prominent 

 costse than M. faba, which it resembles in coloring ; it has a 

 turriculated spire, and is narrow m front, resembling a Strombus 



in shape. Length, 1'5 inches. 



Gambia, West Africa. 

 M. SPLENDENS, Reeve. PI. 6, fig. 93. 



Closely longitudinally ridged ; light yellowish brown, with 

 three revolving series of curved chestnut spots, and numerous 



minute dots. Length, '8-*9 inch. 



West Africa. 



