Talk:Parietal callus

Photo
From the description the image seems like a poor example / might be something else? Here are some images that seem more orthodox:



If this is the case, the text should describe that sometimes the callus can be patterned like the rest of the shell instead of "overwriting" the last whorl. Craig Pemberton (talk) —Preceding undated comment added 05:46, 22 July 2009 (UTC).