Onoba is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae. Species Species within the genus Onoba include: Onoba aculeus (Gould, 1841) Onoba aedonis (Watson, 1886) Onoba alaskana (Dall, 1886) Onoba algida Ponder & Worsfold, 1994 Onoba amissa Ponder & Worsfold, 1994 Onoba analoga (Powell, 1937) Onoba anderssoni (Strebel, 1908) Onoba aurivillii (Dall, 1887) Onoba bakeri (Bartsch, 1910) Onoba biangulata (Laws, 1936) † Onoba brachia (Watson, 1886) Onoba breogani Rolán, 2008 Onoba brunnea Golikov & Kussakin, 1978 Onoba carpenteri (Weinkauff, 1885) Onoba castanella (Dall, 1886) Onoba cerinella Dall, 1887 Onoba cingulata (Middendorff, 1849) Onoba compsa Bartsch in Golikov, Gulbin & Sirenko, 1987 Onoba crassicordata Worsfold, Avern & Ponder, 1993 Onoba cryptolira (Laws, 1950) † Onoba dalli (Bartsch, 1927) Onoba delecta Ponder, 1983 Onoba delli (Ponder, 1968) Onoba dimassai Amati & Nofroni, 1991 Onoba duplicata (Powell, 1937) Onoba egorovae Numanami, 1996 Onoba elegans (Ponder, 1965) Onoba emiliorolani Engl, 2011 Onoba erugata Ponder & Worsfold, 1994 Onoba exarata (Stimpson, 1851) Onoba exuta (Powell, 1937) Onoba filostria (Melvill & Standen, 1912) Onoba forresterensis (Willett, 1934) Onoba fortis Pilsbry & Olsson, 1941 Onoba fuegoensis (Strebel, 1908) Onoba fusiformis (Carpenter, 1847) Onoba galaica Rolán, 2008 Onoba georgiana (Pfeffer, 1886) Onoba gianninii (Nordsieck, 1974) Onoba gibbera (Laws, 1950) † Onoba gigas Bozzetti, 2008 Onoba glaphyra (Watson, 1886) Onoba grisea (Martens, 1885) Onoba guzmani Hoenselaar & Moolenbeek, 1987 Onoba improcera (Warén, 1996) Onoba inflatella (Thiele, 1912) Onoba islandica (Friele, 1876) Onoba josae Moolenbeek & Hoenselaar, 1987 Onoba kergueleni (Smith, 1875) Onoba klausgrohi Engl, 2011 Onoba kurilensis Golikov & Kussakin, 1974 Onoba kyskensis (Bartsch, 1911) Onoba lactea (Finlay, 1926) † Onoba lacuniformis Ponder & Worsfold, 1994 Onoba lantzi (Vélain, 1877) Onoba laticingulata Golikov & Kussakin, 1978 Onoba leptalea (Verrill, 1884) Onoba lincta (Watson, 1873) Onoba lubrica (Suter, 1908) Onoba melvilli (Hedley, 1916) Onoba merelinoides Worsfold, Avern & Ponder, 1993 Onoba mighelsii (Stimpson, 1851) Onoba moreleti Dautzenberg, 1889 Onoba multilirata (May, 1915) Onoba muriei (Bartsch & Rehder, 1939) Onoba nunezi Rolán & Hernández, 2004 Onoba obliqua (Warén, 1974) Onoba oliverioi Smriglio & Mariottini, 2000 Onoba palmeri (Dall, 1919) Onoba paucicarinata Ponder, 1983 Onoba paucilirata (Melvill & Standen, 1916) Onoba paupereques (Finlay, 1926) Onoba perplexa (Finlay, 1924) † Onoba protofimbriata Ponder & Worsfold, 1994 Onoba protopustulata Ponder & Worsfold, 1994 Onoba rubicunda (Tate & May, 1900) Onoba russica Golikov, 1986 Onoba schraderi (Strebel, 1908) Onoba scythei (Philippi, 1868) Onoba semicostata (Montagu, 1803) Onoba simplex