120 BOOK OF SPECIES. 
longitudinally ; the upper part of the whorls whit- 
ish, palish olive, or flesh-colour, with rows of black 
dots ; spire rather prominent ; lip crenated within; 
pillar with four plaits. W. 20. 63. 
M. tLoneivaricosa. Ovate-oblong, shining, 
very pale fulvous, with minute irregular scattered 
white spots ; varix of the lip long, extending even 
to the apex of the spire, spotted with yellow ; 
spire very short; pillar with four plaits; lip obso- 
letely crenated within. 3. 
M. sivarRicosa. Ovate, entire, smooth, white, 
broadly marginated with tumid sides ; spire nearly 
hidden ; pillar four-plaited. lt. W. 19. 62. 
** Spire not salient. 
M. BuLLATA. Ovate-oblong, cylindraceous, 
whitish, with numerous cloudy livid bands; apex 
obtuse; lip smooth ; pillar with four plaits. j. 
W. 20. 70. 
M. pERSICULA. Obovate, smooth, shining, 
whitish, covered with dull yellow or red spots; 
apex obtuse and concave ; pillar with seven plaits ; 
lip crenulated within. 3. W. 19. 55. 
M. tinEATA. Obovate, with the apex con- 
cave and obtuse ; white, girded with rather dis- 
