Arenipiscis westolli is an extinct buchanosteid arthrodire placoderm. Its fossils have been found in Emsian-aged marine strata of New South Wales, Australia.

Arenipiscis
Temporal range: Emsian
Artist's reconstruction
Scientific classification
Kingdom:
Phylum:
Class:
Order:
Family:
White, 1952
Genus:
Arenipiscis
Species:
A. westolli
Binomial name
Arenipiscis westolli
Young, 1981

The generic name, meaning "sand fish," refers to how the dermal surfaces of the armor have a pattern of tiny bumps, creating a granular texture.

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