Petraeomyrmex

AntWiki: The Ants --- Online
Petraeomyrmex
Temporal range: Late Eocene
Florissant, Colorado, United States
Petraeomyrmex minimus
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Dolichoderinae (incertae sedis)
Genus: Petraeomyrmex
Carpenter, 1930
Type species
Petraeomyrmex minimus
Diversity
1 fossil species
(Species Checklist)

There is a single species from Florissant shale (Oligocene) from Colorado, USA.

Identification

Female. - Small; head subquadrate; scapes short, thick; eyes small, situated on the sides of the head, anterior to the middle line; petiole very small; forewing with two cubital cells.

Distribution

This taxon is known from Florissant, Colorado, United States (Late Eocene).

Castes

queen

Nomenclature

The following information is derived from Barry Bolton's Online Catalogue of the Ants of the World.

  • PETRAEOMYRMEX [incertae sedis in Dolichoderinae]
    • Petraeomyrmex Carpenter, 1930: 55. Type-species: †Petraeomyrmex minimus, by original designation.

References

  • Barden, P. 2017. Fossil ants (Hymenoptera: Formicidae): ancient diversity and the rise of modern lineages. Myrmecological News 24: 1-30.
  • Bolton, B. 1994. Identification guide to the ant genera of the world. Cambridge, Mass.: Harvard University Press, 222 pp. (page 26, Petraeomyrmex in Dolichoderinae, Dolichoderini)
  • Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp. (page 316, Petraeomyrmex in Dolichoderinae, Dolichoderini)
  • Bolton, B. 2003. Synopsis and Classification of Formicidae. Mem. Am. Entomol. Inst. 71: 370pp (page 90, Petraeomyrmex in Dolichoderinae, Dolichoderini)
  • Carpenter, F. M. 1930. The fossil ants of North America. Bulletin of the Museum of Comparative Zoology 70: 1-66 (page 55, Petraeomyrmex incertae sedis in Dolichoderinae)
  • Hölldobler, B.; Wilson, E. O. 1990. The ants. Cambridge, Mass.: Harvard University Press, xii + 732 pp. (page 17, Petraeomyrmex in Dolichoderinae, Tapinomini)
  • Shattuck, S. O. 1994. Taxonomic catalog of the ant subfamilies Aneuretinae and Dolichoderinae (Hymenoptera: Formicidae). Univ. Calif. Publ. Entomol. 112:i-xix, 1-241. (page 135, Petraeomyrmex in Dolichoderinae, Dolichoderini)
  • Ward, P.S., Brady, S.G., Fisher, B.L. & Schultz, T.R. 2010. Phylogeny and biogeography of Dolichoderinae ants: effects of data partitioning and relict taxa on historical inference. Systematic Biology 59: 342-362 [1]