[Shell that appears and can move like a fish's body. The fins trait is not needed if Fishy Shell is used]

[Shell splits off into multiple points, like two shells merged together]

[Shell shaped like a crescent moon]

[Conical shell with a swirl in it]

[Resembles a corkscrew with an overall spiral shape, like a wine bottle opener]

[A flatter edged shell with curvature. Still has dimension]

[a shell that is considered non-organic in overall shape, having near-exclusively hard edges, sharp corners, and lacking in naturally rounded curves]