Byrrhus
Byrrhus is a genus of pill beetles in the family Byrrhidae. There are at least 30 described species in Byrrhus.
The correct date for this genus is 1767, as it was not listed in 1758. B. pilula was listed under the genus in the 10th edition.
Species
These 32 species belong to the genus Byrrhus:Byrrhus alpinus Gory, 1829 gByrrhus americanus LeConte, 1850 i c g bByrrhus arietinus Steffahny, 1842 gByrrhus auromicans Kiesenwetter, 1851 gByrrhus concolor Kirby, 1837 i c g bByrrhus crenulatus Rossi, 1794 gByrrhus cyclophorus Kirby, 1837 i c g bByrrhus derrei Allemand, 1987 gByrrhus espanoli G.Fiori, 1960 gByrrhus eximius LeConte, 1850 i c g bByrrhus fasciatus Forster, 1771 i c gByrrhus focarilei Fabbri & Puetz, 1997 gByrrhus geminatus LeConte, 1854 i c g bByrrhus gigas Fabricius, 1787 gByrrhus glabratus Heer, 1841 gByrrhus kirbyi LeConte, 1854 i c g bByrrhus lisellae gByrrhus luniger Germar, 1817 gByrrhus murinus Fabricius, 1794 gByrrhus nicolasi G.Fiori, 1966 gByrrhus nigrosparsus Chevrolat, 1866 gByrrhus numidicus Normand, 1935 gByrrhus occidentalis G.Fiori, 1953 gByrrhus picipes Duftschmid, 1825 gByrrhus pilosellus A.Villa & G.B.Villa, 1833 gByrrhus pilula i c g bByrrhus pustulatus gByrrhus pyrenaeus Dufour, 1834 gByrrhus rubidus Kugelann, 1792 gByrrhus rufipes Kugelann, 1792 gByrrhus signatus Sturm, 1823 gByrrhus undulatus Kugelann, 1792 gData sources: i = ITIS, c = Catalogue of Life, g = GBIF, b = Bugguide.net