Description :
pst-shell is a PSTricks related package to draw seashells in 3D view: Argonauta, Epiteonium, Lyria, Turritella, Tonna, Achatina, Oxystele, Conus, Ammonite, Codakia, Escalaria, Helcion, Natalina, Planorbis, and Nautilus, all with different parameters. pst-shell needs pst-solides3d and an up-to-date PSTricks, which should be part of your local TeX installation, otherwise get it from a CTAN server.
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