72 BOOK OF SPECIES. 
vated scales; mouth golden; diam. 12. W. 30. 
23. 
T. PETHOLATUS. Ovate, imperforate, smooth, 
shining, greenish or reddish chestnut, variously 
mottled, with transverse bands of dark brown and 
white, and longitudinal stripes; whorls rounded, 
obtusely angulated above; pillar orange; mouth 
silvery. 12.:..12.. W. 30. 18. 
T. pica. Conical, smooth, thick, white, with 
black longitudinal spots or streaks ; whoris five, 
rounded, with an obsolete groove beneath the 
suture; mouth silvery; umbilicus toothed at its 
margin. 2...21. W.3]. 65. 
T. muricatus. Ovate-conic, perforated, 
ashy lead-colour, with crowded transverse rows 
of raised beads; spire acute; mouth smooth, and 
chestnut. 4 W. 30. 8. 
T. puncratus. Ovate-acute, with six de- 
pressed whorls, the last double the length of the 
rest united ; smooth, shining, greyish lead-colour, 
covered all over with white dots; chestnut within; 
the spire mucronate. jz. Front. 7. 
T. LITTOREUS. Ovate, apex acute, imper- 
forate, transversely striated, dull dark-brown, but 
when young often variegated and banded; margin 
of pillar flat and white; mouth dark. 7. B. 
W. 30. 5. 
T. NERITOIDES. Semi-globose, imperforate, 
