Atrina rigida - Wikipedia

Registry of World Record Size Shells - Wikiwand

Atrina Gray 1842 - Encyclopedia of Life

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Stiff Pen Shell (GTM Research Reserve Mollusc Guide) · iNaturalist

Stiff Pen Shell (Marine Invertebrates of Jekyll Island, GA) · iNaturalist

File:Atrina rigida (Specimen 1).jpg - Wikipedia

File:Atrina rigida (Specimen 3).jpg - Wikipedia

STRI Marine Portal - Atrina

Stiff Pen Shell (Atrina rigida) · iNaturalist NZ

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