Myrmicium

This genus is no longer considered to belong within the Formicidae and is currently placed in the family Embolemidae.

Nomenclature

 * † MYRMICIUM [Symphyta]
 * †Myrmicium Westwood, 1854: 396. Type-species: †Myrmicium heerii, by monotypy.
 * †Myrmicium in Myrmicinae: Dalla Torre, 1893: 108 (as † Myrmecium,  incorrect subsequent spelling); Bolton, 1995b: 37 (anachronism).
 * †Myrmicium junior synonym of Myrmica: Dalla Torre, 1893: 108; Forel, 1915d: 9.
 * †Myrmicium as genus of †Myrmiciidae (Symphyta): Maa, 1949: 17; Rasnitsyn, 1969: 17.
 * †Myrmicium excluded from Formicidae, transferred to †Pseudosiricidae (Symphyta): Handlirsch, 1906: 577; Abe & Smith, D.R. 1991: 53.
 * †MYRMICIUM [junior homonym, see †Promyrmicium]
 * †Myrmicium Heer, 1870: 78. Type-species: †Myrmicium boreale, by monotypy. [Junior homonym of †Myrmicium Westwood, above.]
 * †Promyrmicium Baroni Urbani, 1971b: 362, replacement name for †Myrmicium Heer.
 *  MYRMECIUM [unavailable name]
 * Myrmecium Dalla Torre, 1893: 108, incorrect subsequent spelling of Myrmicium Westwood.