Formicoxenus

Identification Keys

 * Key to US Formicoxenus species

Species richness
Species richness by country based on regional taxon lists (countries with darker colours are more species-rich). View Data



Nomenclature

 *  FORMICOXENUS [Myrmicinae: Formicoxenini]
 * Formicoxenus Mayr, 1855: 413. Type-species: Myrmica nitidula, by monotypy.
 * Formicoxenus junior synonym of Stenamma: Mayr, 1863: 422; Roger, 1863b: 25.
 * Formicoxenus revived status as genus: André, 1882c: 273.
 * Formicoxenus senior synonym of Symmyrmica: Francoeur, Loiselle & Buschinger, 1985: 347.
 * SYMMYRMICA [junior synonym of Formicoxenus]
 * Symmyrmica Wheeler, W.M. 1904a: 3. Type-species: Symmyrmica chamberlini, by monotypy.
 * Symmyrmica junior synonym of Formicoxenus: Francoeur, Loiselle & Buschinger, 1985: 347.