Pipestela occidentalis is a species of sponge belonging to the family Axinellidae.

[1][2][3] The species was first described in 2008 from a specimen collected off the western shore of Barrow Island, Cape Poivre, Western Australia.

[1][4] P. occidentalis is an orange, upright, tree-like sponge, 6.8 cm in height and 7.9 cm in width, with solid cylindrical branches.

It is very like P. candelabra but the distribution is disjunct.

This article about a demosponge is a stub.