Exosphaeroma inornata male RW05.315, USA, California, Los Angeles County, Palos Verdes Peninsula, San Pedro, Pt. Fermin, shore at Paseo del Mar, ~0.5 mi. W of Gaffey Street, 33.71°N, 118.3°W. A male dorsal B male pleotelson ventral C male lateral D RW05.106, Pacific, Mexico, Baja California Norte, west of El Rosario, south of Bocana el Rosario, north of Punta Baja, 30.013°N, 115.797°W, male mate-guarding female (male uropods were removed).