Timarcha

Timarcha is a genus of leaf beetles in the family Chrysomelidae, with more than 100 described species in three subgenera. The most widely known species is T. tenebricosa, the bloody-nosed beetle. All species are black, wingless organisms. Timarcha are herbivorous species, living mostly on plants belonging to Rubiaceae and Plumbaginaceae, although a few can feed on Brassicaceae and Rosaceae. Timarcha is the only member of the tribe Timarchini.

Timarcha
Timarcha tenebricosa
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Coleoptera
Suborder:	Polyphaga
Infraorder:	Cucujiformia
Family:	Chrysomelidae
Subfamily:	Chrysomelinae
Tribe:	Timarchini Motschulsky, 1860
Genus:	Timarcha Samouelle, 1819[1]
Type species
Chrysomela tenebricosa Fabricius, 1775

Timarcha goettingensis

Species

These 20 species belong to the genus Timarcha:

• Timarcha affinis Laboissière, 1937 ^g
• Timarcha cerdo Stål, 1863 ^{i c g}
• Timarcha cornuta Bechyné, 1944 ^g
• Timarcha cyanescens Fairmaire, 1862 ^g
• Timarcha coarcticollis Fairmaire, 1873 ^g
• Timarcha daillei Laboissière, 1939 ^g
• Timarcha goettingensis (Linnaeus, 1758) ^g
• Timarcha insparsa
• Timarcha interstitialis Fairmaire, 1862 ^g
• Timarcha intricata Haldeman, 1853 ^{i c g b}
• Timarcha italica Herrich-Schäffer, 1838 ^g
• Timarcha lugens
• Timarcha marginicollis
• Timarcha maritima Perris, 1855 ^g
• Timarcha metallica (Laicharting, 1781) ^g
• Timarcha monticola Dufour, 1851 ^g
• Timarcha nicaeensis A.Villa & G.B.Villa, 1835 ^g
• Timarcha obsoleta Laboissière, 1937 ^g
• Timarcha recticollis Fairmaire, 1862 ^g
• Timarcha sardea (Villa, 1835) ^g
• Timarcha sinuatocollis Fairmaire, 1862 ^g
• Timarcha strangulata Fairmaire, 1862 ^g
• Timarcha temperei Jeanne, 1965 ^g
• Timarcha tenebricosa (Fabricius, 1775) ^g (Bloody-nosed beetle)

Data sources: i = ITIS,^[2] c = Catalogue of Life,^[3] g = GBIF,^[4] b = Bugguide.net^[5]