THE NOMENCLATURE 
OF 
CONCHOLOGY. 
4 ^ 
UNIVALVES. 
THE SEVERAL PARTS OF UNIVALVE SHELLS, 
WITH THEIR SPECIFIC MARKS, FORMS, AND 
DISTINCTIONS. 
LATIN. 
Anfractus. The Wreaths or Whorls; the 
circumvolutions of the spire around the 
Columella, are either 
ancipites. Two-edged; longitudinally carinate at 
the sides, or 
bijidi. Bifid ; divided transversely by a line or 
furrow, as it were, by a suture. 
canaliculati. Channeled ; having a small exca- 
vated channel along the suture. 
