Published December 31, 2015 | Version v1
Taxonomic treatment Open

Liometopum Mayr 1861

Description

Genus Liometopum Mayr, 1861

Type species Formica microcephala Panzer, 1798, by monotypy.

Diagnosis (for fossil imprints). Size large or medium. Head of gynes wider than long, with concave occipital margin. Antennae geniculate in both sexes, 12-segmented in gynes and workers and 13-segmented in males. Scape of male short. Declivous part of propodeum stright or convex (not concave) in side view. Petiole with scale in gynes and triangylate in side view in males. Male genitalia large, not involved. Forewing with closed cells 1+2r, 3r, rm and mcu. Cell3r with apex removed from fore margin of wing. Icu> 1.45.

Species included. Seven living species distributed in temperate and subtropic zones of Eurasia and North America [Shattuck, 1992]. Seven fossil species have been described: L. oligocenicum Wheeler, 1915 (Baltic amber, Late Eocene), L.miocenicum Carpenter, 1930, L.scudderi Carpenter, 1930 (Florissant, USA, Oligocene), L.eremicum Zhang, 1989, L.patamophilum Zhang, 1989, L. lubricum Zhang, Sun et Zhang, 1994 (Shanwang, China, Miocene), and L. imhoffii Heer, 1849 (Radoboj, Croatia, Miocene) [Carpenter, 1930; Heer, 1849; Wheeler, 1915; Zhang, 1989; Zhang et al., 1994].

Notes

Published as part of Dlussky, G. M., Rasnitsyn, A. P. & Perfilieva, K. S., 2015, The Ants (Hymenoptera: Formicidae) of Bol'shaya Svetlovodnaya (Late Eocene of Sikhote-Alin, Russian Far East), pp. 131-152 in Caucasian Entomological Bulletin 11 (1) on page 136

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Linked records

Additional details

Biodiversity

Scientific name authorship
Mayr
Kingdom
Animalia
Phylum
Arthropoda
Order
Hymenoptera
Family
Formicidae
Genus
Liometopum
Taxon rank
genus
Taxonomic concept label
Liometopum Mayr, 1861 sec. Dlussky, Rasnitsyn & Perfilieva, 2015

References

  • Shattuck S. O. 1992. Review of the Dolichoderine ant genus Iridomyrmex Mayr with descriptions of three new genera (Hymenoptera: Formicidae). Journal of the Australian Entomological Society. 31: 13 – 18.
  • Wheeler W. M. 1915. The ants of the Baltic Amber. Schriften der Physikalisch- Ökonomischen Gesellschaft zu Königsberg. 55: 1 – 142.
  • Carpenter F. M. 1930. The fossil ants of North America. Bulletin of the Museum of Comparative Zoology. 70 (1): 1 – 66.
  • Zhang J. 1989. Fossil insects from Shanwang, Shandong, China. Junan: Shandong Science and Technology Publishing House. 459 p. (in Chinese, with English summary).
  • Zhang J., Sun B., Zhang X. 1994. Miocene insects and spiders from Shanwang, Shandong. Beijing: Science Press. 298 p. (in Chinese, with English summary).
  • Heer O. 1849. Die Insektenfauna der Tertiärgebilde von Oeningen und von Radoboj in Croatien. Zweiter Theil: Heuschrecken, Florfliegen, Aderflüger, Schmetterlinge und Fliegen. Leipzig: W. Engelmann. 264 p.