Category:Animal growth rings

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See also categories: Spirals in animalia and Tree rings.

This is a main category requiring frequent diffusion and maybe maintenance. As many pictures and media files as possible should be moved into appropriate subcategories.

Subcategories

This category has the following 2 subcategories, out of 2 total.

A

Animal shells (24 C, 1 P, 175 F)

I

Ivory cross section (7 F)