Acanthina species also have a labial tooth, though not as long as that of Opeatostoma. Several other Muricid groups do also. Paul M. > ---------- > From: lindawbush > Reply To: Conchologists of America List > Sent: Thursday, October 9, 2003 3:29 PM > To: [log in to unmask] > Subject: Opeatostoma feature in another species? > > Hi, Everyone! > > We are all aware of the single tooth at the anterior of > the aperture of Opeatostoma pseudodon. BUT, I just > uncovered a shell in the club collection that had an > Acanthina angelica label in it. And it bears the general > shape of an Acanthina, but there is a false tooth just > like that of Opeatostoma. Are there any other species in > the genus Opeatostoma? This is obviously NOT that > species, as it is a mottled brown, nodulose shell. > > What gives? This was a real surprise to me. > > Thanks, > Linda > >