Pachycondyla gracilicornis

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Pachycondyla gracilicornis
Temporal range: Bartonian, Middle to Late Eocene Baltic amber, Baltic Sea region
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Ponerinae
Tribe: Ponerini
Genus: Pachycondyla
Species: P. gracilicornis
Binomial name
Pachycondyla gracilicornis
(Mayr, 1868)



This taxon was described from Baltic amber (Bartonian, Middle to Late Eocene).



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

  • gracilicornis. †Ponera gracilicornis Mayr, 1868c: 72 (footnote) (w.) BALTIC AMBER (Eocene). Incertae sedis in Ponera: Wheeler, W.M. 1915h: 40; in Ponerinae: Taylor, 1964: 139. Combination in Pachycondyla: Bolton, 1995b: 305. See also: Dlussky, 2009: 1054.



  • Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp. (page 305, Combination in Pachycondyla)
  • Mayr, G. 1868c. Die Ameisen des baltischen Bernsteins. Beitr. Naturkd. Preuss. 1: 1-102 (page 72, (footnote) worker described)
  • Taylor, R. W. 1964. Taxonomy and parataxonomy of some fossil ants (Hymenoptera-Formicidae). Psyche (Camb.) 71: 134-141 (page 139, Incertae sedis in Ponerinae)
  • Wheeler, W. M. 1915i [1914]. The ants of the Baltic Amber. Schr. Phys.-Ökon. Ges. Königsb. 55: 1-142 (page 40, Incertae sedis in Ponera)