A DESCRIPTION AND ARRANGEMENT OF MINUTE AND RARE SHELLS.[154]

[154] Being possessed of Mr. Jacob’s own corrected copy of the work, to which he has annexed the trivial names, I am thereby enabled to affix them to the several shells here enumerated.

SERPULA.
THE WORM-SHELL.

Serpula Bicornis.

[Plate XIV.] Fig. 2. S. bicornis ventricosa. The bellied semilunar worm-shell.

The colour white, opake, and glossy. From Sandwich and Reculver, though not common.

Serpula Perforata.

Fig. 3. S. bicornis umbilico perforato. The semilunar perforated worm-shell.

The colour white, opake, and glossy. From Sandwich: very rare.

Serpula Lactea.