Hughmilleria sp.

Hughmilleria sp.

A genus of eurypterid, an extinct group of aquatic arthropods

Age

Llandovery, Silurian, 436 million years ago

Distribution

Xiushan, Chongqing, China

Taxonomy

Merostomata, Eurypterus

Body size

Small, approximately 60 mm

Ecology

The Hughmilleria lack chelicera with large pincers or long spines, that weakens their ability to swim; may feed on dead animal carcasses or diseased fish