Pen shell hi-res stock photography and images - Alamy

Pen shells hi-res stock photography and images - Alamy

Bivalves fan shells hi-res stock photography and images - Alamy

Pen shells hi-res stock photography and images - Alamy

Amber pen shell hi-res stock photography and images - Alamy

Pen shell pinna nobilis hi-res stock photography and images - Alamy

Pen shell hi-res stock photography and images - Page 2 - Alamy

Pen shell hi-res stock photography and images - Page 5 - Alamy

Pen shell hi-res stock photography and images - Page 3 - Alamy

Pen shell pinna nobilis hi-res stock photography and images - Alamy

Long pointed shells hi-res stock photography and images - Alamy

Pen shell hi-res stock photography and images - Page 3 - Alamy

Noble pen shell hi-res stock photography and images - Alamy

Pen shell hi-res stock photography and images - Alamy

Pen shell hi-res stock photography and images - Alamy

Rough pen shell hi-res stock photography and images - Alamy