مَرَّاس (الاسم العلمي: Ophonus)، جنس من الخنافس الأرضية موطنه المنطقة القطبية الشمالية القديمة (بما في ذلك أوروبا) والشرق الأدنى والإقليم القطبي الشمالي الجديد وشمال إفريقيا. يشتمل على الأنواع التالية ضمن الجُنيسات الآتية
جُنيس Ophonus (Brachyophonus)
Ophonus krueperi Apfelbeck, 1904
Ophonus vignai Sciaky, 1987
جُنيس Ophonus (Hesperophonus)
Ophonus azureus (Fabricius, 1775)
Ophonus bartoni (Maran, 1935)
Ophonus chlorizans Solsky, 1874
Ophonus convexicollis Menetries, 1832
Ophonus cribricollis (Dejean, 1829)
Ophonus jailensis (Schauberger, 1926)
Ophonus libanigena Brulerie, 1876
Ophonus longicollis Rambur, 1838
Ophonus longipilis Sciaky, 1987
Ophonus minimus Motschulsky, 1845
Ophonus pumilio (Dejean, 1829)
Ophonus rebellus (Schauberger, 1926)
Ophonus rotundatus (Dejean, 1829)
Ophonus similis (Dejean, 1829)
Ophonus subquadratus (Dejean, 1829)
Ophonus wolfi Wrase, 1995
جُنيس Ophonus (Incisophonus)
Ophonus incisus (Dejean, 1829)
جُنيس Ophonus (Macrophonus)
Ophonus houskai (Jedlicka, 1955)
Ophonus oblongus (Schaum, 1858)
Ophonus phoenix (Tschitscherine, 1902)
جُنيس Ophonus (Metophonus)
Ophonus achilles Sciaky, 1987
Ophonus austrocaspicus Kataev & Belousov, 2001
Ophonus berberus Antoine, 1925
Ophonus castaneipennis Sciaky, 1987
Ophonus brevicollis (Audinet-Serville, 1821)
Ophonus cordatus (Duftschmid, 1812)
Ophonus cribratus (Peyron, 1858)
Ophonus cribrellus Reiche & Saulcy, 1855
Ophonus cunii Fairmaire, 1880
Ophonus davatchii (Morvan, 1981)
Ophonus elegantulus Sciaky, 1987
Ophonus ferrugatus Reitter, 1902
Ophonus gabrieleae Wrase, 1987
Ophonus gammeli (Schauberger, 1932)
Ophonus heinzianus Wrase, 1996
Ophonus hittita Sciaky, 1987
Ophonus hystrix Reitter, 1894
Ophonus israelita Brulerie, 1876
Ophonus jeanneli Sciaky, 1987
Ophonus judaeus Brulerie, 1876
Ophonus laticollis Mannerheim, 1825
Ophonus melletii (Heer, 1837)
Ophonus ophonoides (Jedlicka, 1958)
Ophonus parallelus (Dejean, 1829)
Ophonus puncticeps Stephens, 1828
Ophonus puncticollis (Paykull, 1798)
Ophonus rufibarbis (Fabricius, 1792)
Ophonus rupicola (Sturm, 1818)
Ophonus sahlbergianus (Lutshnik, 1922)
Ophonus scharifi (Morvan, 1977)
Ophonus schaubergerianus (Puel, 1937)
Ophonus sciakyi Wrase, 1990
Ophonus stricticollis Tschitscherine, 1893
Ophonus subsinuatus Rey, 1886
Ophonus syriacus (Dejean, 1829)
Ophonus transversus Motschulsky, 1844
Ophonus veluchianus (G.Muller, 1931)
Ophonus wrasei Sciaky, 1987
Ophonus xaxarsi (Schauberger, 1928)
جُنيس Ophonus (Ophonus)
Ophonus ardosiacus (Lutshnik, 1922)
Ophonus battus Reitter, 1900
Ophonus diffinis (Dejean, 1829)
Ophonus franziniorum Sciaky, 1987
Ophonus heinzi Wrase, 1991
Ophonus opacus (Dejean, 1829)
Ophonus quadricollis (Dejean, 1831)
Ophonus sabulicola (Panzer, 1796)
Ophonus stictus Stephens, 1828