''Episomus'' is a genus of

beetles Beetles are insects that form the Taxonomic rank, order Coleoptera (), in the superorder Holometabola. Their front pair of wings are hardened into wing-cases, elytra, distinguishing them from most other insects. The Coleoptera, with about 40 ...

belonging to the family

Curculionidae The Curculionidae are a family of weevils, commonly called snout beetles or true weevils. They are one of the largest animal families with 6,800 genera and 83,000 species described worldwide. They are the sister group to the family Brentidae. Th ...

. Species are distributed throughout Sri Lanka, India, Myanmar, Thailand, Malay Peninsula, Sumatra, Java, Borneo, Philippines, China and Japan, Pacific Northwest of America. Many species are considered economically important, as they are pests of field beans, cotton and pigeon pea.

Description

Body variable in size and shape generally elongate, broad, and ovate. Vestiture varies from brown or metallic green. Some species are greenish or black. Three kind of scales are present: the predominant usually oval and the less predominant ones more elongate or plumose. Dorsum of many species is brown. Head with a central furrow and a more or less distinct transverse impression behind the eye. Eyes are convex, lateral, prominent, and very short ovate. Scrobes are very deep in front, but shallower near the eyes. Rostrum broader than the forehead. Mandibles obtuse, prominent and with a strongly marked scar. Antennae with scape exceeding the hind margin of the eye. Antennae geniculate and consist of a scape, a seven segmented funicle. Prothorax usually with strong transverse plications and a more or less distinct central furrow. Prothorax base is either bisinuate or subtruncate. Scutellum variable, and usually well developed. Elytra not soldered together and with or without a distinct humeral angle. Elytral base slightly covering the basal margin of the prothorax. Legs stout, and elongate with unarmed femora. Epistome forming a sharp acute angle behind. Sternum with the fore coxae nearer the anterior margin of the prosternum. Ventrum varied with light brown, grey with white, black or metallic green.

Species

* '' Episomus aemulus'' Faust, 1897 - Malaysia * '' Episomus albarius'' Faust, 1897 - Indonesia * '' Episomus andrewesi'' Marshall, 1916 - India * '' Episomus apicalis'' Chevrolat, 1883 - Malaysia * '' Episomus appendiculatus'' Faust, 1897 - India, China, Malaysia * '' Episomus arcuatus'' Marshall, 1916 - India * '' Episomus arduus'' Marshall, 1916 - India * '' Episomus arrogans'' Boheman, 1842 - India, Myanmar * '' Episomus avuncularius'' Marshall, 1916 - India * '' Episomus bicuspis'' Marshall, 1916 - Myanmar * '' Episomus bilineatus'' Chevrolat, 1883 - Malaysia, Singapore * '' Episomus binodosus'' Chevrolat, 1883 - Malaysia * '' Episomus brevipennis'' Faust, 1897 - Myanmar * '' Episomus castelnaui'' Faust, 1897 - Malaysia * '' Episomus celebensis'' Faust, 1895 - Indonesia * '' Episomus chlorostigma'' (Wiedemann, 1819) - Indonesia * '' Episomus cochinchinensis'' Faust, 1897 - Vietnam * '' Episomus connexus'' Marshall, 1916 - Myanmar * '' Episomus decipiens'' Marshall, 1916 - India * '' Episomus dejeani'' Faust, 1897 - India * '' Episomus distans'' Faust, 1897 - Indonesia * '' Episomus distinguendus'' Faust, 1897 - Indonesia * '' Episomus diutinus'' Faust, 1897 - Indonesia * '' Episomus dohertyi'' Marshall, 1916 - India * '' Episomus dorsalis'' Faust, 1897 - Indonesia * '' Episomus exaratus'' Faust, 1897 - Indonesia * '' Episomus fabriciusi'' Faust, 1897 - India * '' Episomus fausti'' Hartmann, 1900 - Indonesia * '' Episomus figulus'' Boheman, 1834 - India, Indonesia * '' Episomus figuratus'' Karsch, 1882 - Sri Lanka * '' Episomus fimbriatus'' Pascoe, 1871 - Malaysia, Sri Lanka, Indonesia * '' Episomus fortius'' Voss, 1937 - China * '' Episomus frenatus'' Marshall, 1916 - India * '' Episomus freyi'' Zumpt, 1937 - China * '' Episomus gracilicornis'' Ritsema, 1882 - Indonesia * '' Episomus gryphus'' Faust, 1897 - Indonesia * '' Episomus guttatus'' Boheman, 1845 - India, Myanmar, Malaysia * '' Episomus gyllenhali'' Faust, 1897 - Indonesia * '' Episomus humeralis'' Chevrolat, 1883 - Indonesia, Bangladesh, India * '' Episomus iconicus'' Pascoe, 1871 - Cambodia * '' Episomus illustris'' Faust, 1897 - Malaysia, Singapore * '' Episomus incisipes'' Chevrolat, 1883 - Malaysia * '' Episomus incomptus'' Faust, 1897 - Philippines * '' Episomus inermicollis'' Marshall, 1916 - India * '' Episomus intercalaris'' Faust, 1897 - Indonesia * '' Episomus irregularis'' Marshall, 1916 - India * '' Episomus kraatzi'' Faust, 1895 - Malaysia, Indonesia * '' Episomus kwanhsiensis'' Heller, 1923 - China * '' Episomus lacerta'' (Fabricius, 1781) - Indonesia, India * '' Episomus laticollis'' Pascoe, 1887 - Thailand * '' Episomus lentus'' Erichson, 1834 - Philippines * '' Episomus limbaticollis'' Marshall, 1916 - Myanmar * '' Episomus lucidus'' Hartmann, 1900 - Indonesia * '' Episomus malaccensis'' Faust, 1897 - Malaysia * '' Episomus manipurensis'' Marshall, 1916 - India * '' Episomus marshalli'' Heller, 1908 - Vietnam * '' Episomus montanus'' Guerin, 1843 - India * '' Episomus mori'' Kono, 1928 - Japan * '' Episomus mundus'' Sharp, 1896 - Japan * '' Episomus nebulosus'' Marshall, 1916 - India * '' Episomus nigropustulatus'' Faust, 1894 - Myanmar * '' Episomus nilgirinus'' Heller, 1908 - India * '' Episomus nobilis'' Faust, 1895 - Malaysia, Indonesia * '' Episomus obesulus'' (Faust, 1897) - Cambodia * '' Episomus obliquus'' Marshall, 1916 - Myanmar * '' Episomus oblongus'' Marshall, 1916 - Myanmar * '' Episomus obstrusus'' Marshall, 1916 - Myanmar * '' Episomus obuncus'' Marshall, 1916 - India * '' Episomus omisiensis'' Heller, 1923 - China * '' Episomus parallelus'' Chevrolat, 1883 - Vietnam * '' Episomus pauperatus'' (Fabricius, 1801) - Indonesia, Malaysia * '' Episomus platina'' (Sparrmann, 1785) - Indonesia, Vietnam * '' Episomus praecanus'' Faust, 1897 - Indonesia * '' Episomus profanus'' Faust, 1894 - Myanmar * '' Episomus pudibundus'' Faust, 1894 - Myanmar * '' Episomus pudicus'' Faust, 1897 - Malaysia, Indonesia * '' Episomus pyriformis'' Marshall, 1916 - Sri Lanka * '' Episomus quadrimaculatus'' Marshall, 1916 - India * '' Episomus quatuornotatus'' Desbrochers des Loges, 1890 - India * '' Episomus raucus'' Faust, 1897 - India * '' Episomus repandus'' Faust, 1894 - Myanmar, Cambodia * '' Episomus sagax'' Faust, 1897 - India, Bangladesh * '' Episomus saitus'' Faust, 1897 - Indonesia * '' Episomus sennae'' Faust, 1894 - Myanmar * '' Episomus siamensis'' Faust, 1897 - Malaysia, Cambodia, Thailand * '' Episomus simulator'' Faust, 1897 - Indonesia, Malaysia * '' Episomus singularis'' Faust, 1897 - Thailand * '' Episomus sobrinus'' Faust, 1897 - Malaysia * '' Episomus stellio'' Snellen Van Vollenhoven, 1864 - Indonesia * '' Episomus suavis'' Faust, 1897 - Malaysia * '' Episomus subnitens'' Marshall, 1916 - Indonesia, Myanmar * '' Episomus subtuberculatus'' Heller, 1922 - Vietnam * '' Episomus sulcicollis'' (Pascoe, 1865) - Myanmar * '' Episomus takahashi'' Kono, 1928 - Taiwan * '' Episomus timidus'' Faust, 1897 - Malaysia, Indonesia * '' Episomus tristiculus'' Voss, 1958 - Taiwan * '' Episomus truncatirostris'' (Fairmaire, 1889) - China * '' Episomus turritus'' (Gyllenhal, 1833) - Japan, China, Korea * '' Episomus uncatus'' Faust, 1897 - Malaysia, Indonesia * '' Episomus uniformis'' Pascoe, 1887 - India * '' Episomus versutus'' Faust, 1895 - Myanmar, India * '' Episomus vethi'' Hartmann, 1914 - Indonesia * '' Episomus viriosus'' Faust, 1897 - Indonesia * '' Episomus watanabei'' Kono, 1932 - Taiwan * '' Episomus wiedemanni'' Faust, 1897 - Indonesia * '' Episomus yunnanensis'' Voss, 1937 - China

References

{{Taxonbar, from=Q14923829 Curculionidae Curculionidae genera