porphyry shell

noun

The shell of a particular marine gastropod known as the tent olive (Oliva porphyria), having a dark red or brown polished surface, marked with light spots, like porphyry.

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Meanings

nounporphyry shell (plural porphyry shells)

plural porphyry shells

  1. The shell of a particular marine gastropod known as the tent olive (Oliva porphyria), having a dark red or brown polished surface, marked with light spots, like porphyry.
Cite this entry
APA

porphyry shell. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/porphyry%20shell

MLA

“porphyry shell.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/porphyry%20shell. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “porphyry shell,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/porphyry%20shell.

Source: porphyry shell on Wiktionary, CC BY-SA 4.0.