Trace fossil · Farming (probable)

Paleodictyon

A honeycomb-like network of hexagonal or polygonal tunnels; mesh elements are typically 1–3 cm, and whole patterns can cover up to a square metre. Some have vertical tubes to the sea floor.

Behavior

Farming (probable)

Likely maker

Uncertain. Proposals include a farming or food-trapping burrow, a xenophyophore cast, and others; empty modern examples have been found near Mid-Atlantic Ridge vents at about 3,500 m depth.

Age range

Precambrian/Early Cambrian to the present.

Setting

Deep sea.

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