"The large <em>Helmet-Shells</em>, of the genus <em>Cassis</em> are used in the manufacture of cameos." &mdash; Goodrich, 1859

Cassis tuberosa

"The large Helmet-Shells, of the genus Cassis are used in the manufacture of cameos."…

Roman god of fire

Vulcan

Roman god of fire

Roman god of fire

Vulcan

Roman god of fire