COLUMBELLA. MITRA. 115 
tuse, frequently eroded or truncated ; mouth some- 
what purplish; lip thick, gibbous, and toothed. 
2, W.S. 4. 19. 
C. MENDICARIA. Ovate-ventricose, nodulous, 
transversely striated, and girded with alternate 
bands of white and black ; mouth somewhat of a 
cinnamon-colour ; lip thick, and toothed. 3. W. 
20. 79. 
C. puncTaTa. Ovate-turbinated, smooth, 
but striated at the base; white spots on a deep 
chestnut ground; lip thick, much swollen at the 
centre, somewhat violet, and toothed. #2. E. 
374. 4. 
MITRA. 
Shell turreted or sub-fusiform; spire pointed at 
summit ; base emarginated, without a canal; 
columella with parallel transverse plaits, the 
inferior of which are the smallest; pillar-lip 
thin, adnate. 
M. Episcopauis. Turreted, smooth, white, 
with rows of scarlet spots ; the lower spots square, 
the upper irregular ; upper margin of the whorls 
entire; pillar with four plaits; lip denticulated 
posteriorly. 4. W. 21. 143. 
M. papauis. Turreted, thick, ponderous, 
girded with rows of impressed dots, white, with 
several rows of deep-red spots; the upper margin 
of the whorls crowned with dentiform plaits ; pil- 
