Formicoxenus

Species by Region
Number of species within biogeographic regions, along with the total number of species for each region.

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.