Tetramorium inerme

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Tetramorium inerme
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Crematogastrini
Genus: Tetramorium
Species: T. inerme
Binomial name
Tetramorium inerme
Mayr, 1877

Tetramorium inerme casent0919636 p 1 high.jpg

Tetramorium inerme casent0919636 d 1 high.jpg

Specimen Labels




Latitudinal Distribution Pattern

Latitudinal Range: 46.94° to 37.76417°.

Tropical South

Distribution based on Regional Taxon Lists

Palaearctic Region: Armenia, Azerbaijan, China, Iran, Kazakhstan (type locality), Kyrgyzstan, Mongolia, Russian Federation, Türkiye, Turkmenistan.

Distribution based on AntMaps


Distribution based on AntWeb specimens

Check data from AntWeb

Countries Occupied

Number of countries occupied by this species based on AntWiki Regional Taxon Lists. In general, fewer countries occupied indicates a narrower range, while more countries indicates a more widespread species.

Estimated Abundance

Relative abundance based on number of AntMaps records per species (this species within the purple bar). Fewer records (to the left) indicates a less abundant/encountered species while more records (to the right) indicates more abundant/encountered species.


Association with Other Organisms

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This species is a host for the ant Strongylognathus karawajewi (a inquiline) (Radchenko, 1991; Sanetra & Buschinger, 2000).


Images from AntWeb

Tetramorium inerme casent0919636 h 2 high.jpg
Syntype of Tetramorium caespitum inermeWorker. Specimen code casent0919636. Photographer Flavia Esteves, uploaded by California Academy of Sciences. Owned by NHMW, Vienna, Austria.


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

  • inerme. Tetramorium caespitum var. inerme Mayr, 1877: 17 (w.) KAZAKHSTAN. [Redescribed in Latin: Mayr, 1880: 19.] Ruzsky, 1905b: 540 (q.). Subspecies of caespitum: Ruzsky, 1903b: 309; Forel, 1904b: 371; Emery, 1909d: 705. Raised to species: Dalla Torre, 1893: 133; Santschi, 1927a: 57. Senior synonym of picta, plana, reticuliventre: Radchenko, 1992b: 53.
  • reticuliventre. Tetramorium caespitum var. reticuliventre Ruzsky, 1902b: 481 (w.) KAZAKHSTAN. [Also described as new by Ruzsky, 1902c: 14.] Ruzsky, 1905b: 767 (q.). Junior synonym of inerme: Radchenko, 1992b: 53.
  • picta. Tetramorium caespitum var. picta Karavaiev, 1912b: 584 (w.q.) TRANSCASPIA. Junior synonym of inerme: Radchenko, 1992b: 53.
  • plana. Tetramorium caespitum var. plana Karavaiev, 1927b: 109, fig. 5 (w.q.m.) KAZAKHSTAN. Junior synonym of inerme: Radchenko, 1992b: 53.



References based on Global Ant Biodiversity Informatics

  • Borowiec L. 2014. Catalogue of ants of Europe, the Mediterranean Basin and adjacent regions (Hymenoptera: Formicidae). Genus (Wroclaw) 25(1-2): 1-340.
  • Collingwood C., and H. Heatwole. 2000. Ants from Northwestern China (Hymenoptera, Formicidae). Psyche 103 (1-2): 1-24.
  • Dubovikoff D. A., and Z. M. Yusupov. 2018. Family Formicidae - Ants. In Belokobylskij S. A. and A. S. Lelej: Annotated catalogue of the Hymenoptera of Russia. Proceedingss of the Zoological Institute of the Russian Academy of Sciences 6: 197-210.
  • Forel A. 1904. Note sur les fourmis du Musée Zoologique de l'Académie Impériale des Sciences à St. Pétersbourg. Ezheg. Zool. Muz. 8: 368-388.
  • Guénard B., and R. R. Dunn. 2012. A checklist of the ants of China. Zootaxa 3558: 1-77.
  • Karavaiev V. 1927. Myrmekologische Miszellen. Ezheg. Zool. Muz. 27: 104-112.
  • Kuznetsov G. T. 1990. Comparative analysis of Hymenoptera (Formicidae) population on altitudinal zones of central Kopetdag. Izvestiya Akademii Nauk Turkmenskoi SSR. Seriya Biologicheskikh Nauk 1990(3): 64-67.
  • Mokrousov M. V., and V.A. Zryanin. 2015. Materials on the early spring wasps and ants fauna of Uzbekistan (Hymenoptera: Vespomorpha: Chrysidoidea, Scolioidea, Pompiloidea, Vespoidea, Apoidea [Spheciformes], Formicoidea). Entomological research Russia and its neighboring regions 5: 36–48.
  • Paknia O., A. Radchenko, H. Alipanah, and M. Pfeiffer. 2008. A preliminary checklist of the ants (Hymenoptera: Formicidae) of Iran. Myrmecological News 11: 151-159.
  • Reznikova Z. I. 2003. Distribution patterns of ants in different natural zones and landscapes in Kazakhstan and West Siberia along a meridian trend. Euroasian Entomological Journal 2(4): 235-342.
  • Schultz, R., A. G. Radchenko, and B. Seifert. "A critical checklist of the ants of Kyrgyzstan (Hymenoptera: Formicidae)." Myrmecologische Nachrichten 8 (2006): 201-207.