Every Ant Tells a Story - And Scientists Explain Their Stories Here
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Temporal range: Fossil
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Formiciinae
Genus: Formicium
Westwood, 1854
Type species
Formicium brodiei
3 fossil species
(Species Checklist, Species by Country)

This name has been considered both an available name and a collective group name. This should be taken into consideration when using this name.




The following information is derived from Barry Bolton's New General Catalogue, a catalogue of the world's ants.

  • FORMICIUM [†Formiciinae: collective group name]
    • Formicium Westwood, 1854: 393.
    • Formicium junior synonym of †Pseudosirex (family †Pseudosiricidae): Handlirsch, 1906: 577.
    • Formicium revived from synonymy as genus of Formicidae: Cockerell, 1920: 279
    • [†Formicium incorrectly as senior synonym of †Pseudosirex: Hölldobler & Wilson, 1990: 17; incorrectly retained in †Pseudosiricidae: Abe & Smith, 1991: 34.]
    • Formicium senior synonym of †Eoponera: Lutz, 1986: 182.
    • Formicium senior synonym of †Megapterites: Lutz, 1990: 61.
    • Formicium collective group name in †Formiciinae: Archibald, et al. 2011: 3681.
  • EOPONERA [junior synonym of †Formicium]
    • Eoponera Carpenter, 1929: 301. Type-species: †Eoponera berryi, by original designation.
    • Eoponera junior synonym of †Formicium: Lutz, 1986: 189.
  • MEGAPTERITES [junior synonym of †Formicium]
    • Megapterites Cockerell, 1920: 278. Type-species: †Megapterites mirabilis, by monotypy.
    • Megapterites junior synonym of †Formicium: Lutz, 1990: 61.


  • Abe, M. & Smith, D.R. 1991. The genus-group names of Symphyta and their type species. Esakia 31: 1-115. PDF (page 34, Formicium in Pseudosiricidae (in error))
  • Bolton, B. 1994. Identification guide to the ant genera of the world. Cambridge, Mass.: Harvard University Press, 222 pp. (page 187, Formicium in Formicidae, Formiciinae)
  • Bolton, B. 2003. Synopsis and Classification of Formicidae. Mem. Am. Entomol. Inst. 71: 370pp (page 262, Formicium as genus; in Formiciinae, Formiciini)
  • Cockerell, T. D. A. 1920. Fossil arthropods in the British Museum. - I. Ann. Mag. Nat. Hist. 9(5): 273-279 (page 279, Formicium as genus; Formicium in Formicidae)
  • Handlirsch, A. 1906. Die fossilen Insekten und die Phylogenie der rezenten Formen. Ein Handbuch für Paläontologen und Zoologen. Lieferung 4. Leipzig: Wilhelm Engelmann, pp. 481-640. (page 577, Formicium in Pseudosiricidae; Formicium as junior synonym of Pseudosirex (in error))
  • Hölldobler, B.; Wilson, E. O. 1990. The ants. Cambridge, Mass.: Harvard University Press, xii + 732 pp. (page 17, Formicium as genus; Formicium as senior synonym of Pseudosirex (in error))
  • Lutz, H. 1986. Eine neue Unterfamilie der Formicidae (Insecta: Hymenoptera) aus dem mittel-eozänen Olschiefer der "Grube Messel" bei Darmstadt (Deutschland, S-Hessen). Senckenb. Leth. 67: 177-218 (page 181, 182, Formicium in Formicidae, Formiciinae; Formicium as genus)
  • Lutz, H. 1990. Systematische und palökologische Untersuchungen an Insekten aus dem Mittel-Eozän der Grube Messel bei Darmstadt. Cour. Forschungsinst. Senckenb. 124: 1-165 (page 61, Formicium in Formicidae, Formiciinae;Formicium as genus)
  • Westwood, J. O. 1854. Contributions to fossil entomology. Q. J. Geol. Soc. Lond. 10: 378-396 (page 393, Type-species: Formicium brodiei, by monotypy)