86 BOOK OF SPECIES. 
P. Ficus. Fig-shaped, more ventricose and 
short than the last, with very crowded flattened 
transverse strie, which are minutely decussated ; 
bluish grey, mottled with brown, with scattered 
darker spots; spire short, convex, mucronate at 
the centre; mouth smooth, and somewhat purple. 
oag Wills. 20. 
P, sprRILLUS. Ventricose above; tail long, 
slightly furrowed transversely ; whitish, spotted 
with fulvous; body-whorl shortened, keeled in 
the middle; flattened above, and tuberculated 
beneath the middle; spire depressed ; apex mam- 
millary. 3. W. 28. 61. 
STRUTHIOLARIA. 
Shell ovate or oblong, channelled at base, with 
rough tubercular or spiny varices without ; 
aperture rounded; varices three or more on 
each whorl, the inferior obliquely joined to the 
others by a longitudinal series ; operculum horny. 
S. noputosa. Ovate-conic, thick, trans- 
versely striated ; whitish, with longitudinal yellow 
flammules ; whorls angular above, nodular at the 
angle, and above it flattened; sutures simple ; lip 
reddish within. 2. W. 26. 62. 
