Princaxelia jamiesoni is a species of amphipod crustacean described in 2010. The type material of Princaxelia jamiesoni was collected on September 30, 2008 from a depth of in the Japan Trench . Further material was collected in 2009 from the Izu–Ogasawara Trench at a depth of 9316m (30,564feet).[1] It is named after Alan Jamieson, a marine biologist from the University of Aberdeen.[1]