Neptune's cup
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English[edit]
Noun[edit]
Neptune's cup (plural Neptune's cups)
- A large cup-shaped marine sponge (Cliona patera).
- Synonym: Neptune's cup sponge
References[edit]
- “Neptune”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.