New and poorly described stenothoids (Crustacea, Amphipoda) from the Pacific Ocean. Author Krapp-Schickel, T. text Memoirs of Museum Victoria 2009 2009-12-31 66 1 95 116 https://museumsvictoria.com.au/collections-research/journals/memoirs-of-museum-victoria/volume-66-issue-1-2009/pages-95-116/ journal article 10.24199/j.mmv.2009.66.12 1447-2554 12211798 Genus Metopa Boeck, 1871 Diagnosis. Palp of mandible with 3–2 articles. Palp of maxilla 1 with 1 article. Inner plate of maxilla 2 ordinary. Inner plates of maxilliped often fused or well separated ( type ). Gnathopod 1 small, almost simple, but variable, propodus scarcely expanded, almost linear, carpus elongate. Peraeopod 5 with rectolinear basis, peraeopod 6–7 with expanded basis. Telson entire, flappable.