A new Parametopella species (Crustacea: Amphipoda: Stenothoidae) from Antholoba achates (Anthozoa: Actiniaria) from Coquimbo, Chile (with remarks on Parametopa alaskensis (Holmes)). Journal of the Marine Biological Association of the United Kingdom, 89(6), September 2009: 1281-1287. 1281 [Zoological Record Volume 146]