What are pen shells?

What are pen shells? Here are some definitions.

Noun
  1. plural of pen shell
Find more words!
Use * for blank tiles (max 2) Advanced Search Advanced Search
Use * for blank spaces Advanced Search
Advanced Word Finder
Examples
Included are pen shells, pearl oysters and a young Tridacna.
Perfect for photography, the cave walls and rocky floor are filled with marine life, including pen shells and seahorses.

See Also

Watch and Learn
Nearby Definitions
Find Definitions
go
Word Tools Finders & Helpers Other Languages More Synonyms
Copyright WordHippo © 2020