OmgThere are a fair amount of pictures online of it. It is the mantle lobe, which extends over the exterior of the shell. The mantle is the muscle that holds the body of the snail to the shell.
Some pictures of it from the internet:
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Wow, how cool!There are a fair amount of pictures online of it. It is the mantle lobe, which extends over the exterior of the shell. The mantle is the muscle that holds the body of the snail to the shell.
Some pictures of it from the internet:
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View attachment 115627
View attachment 115628
Thanks ☆