Arenicolite

Ar`e`nic´o`lite

(Paleon.) An ancient wormhole in sand, preserved in the rocks.

arenicolite

[‚a·rə′nik·ə‚līt] (geology) A hole, groove, or other mark in a sedimentary rock, generally sandstone, interpreted as a burrow made by an arenicolous marine worm or a trail of a mollusk or crustacean.

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