Monomorium intrudens

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Monomorium intrudens
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Solenopsidini
Genus: Monomorium
Species: M. intrudens
Binomial name
Monomorium intrudens
Smith, F., 1874

Monomorium intrudens casent0246071 p 1 high.jpg

Monomorium intrudens casent0246071 d 1 high.jpg

Specimen Labels


Idogawa and Dobata (2018) found colonies nesting in bamboo cavities in Kyoto Prefecture, Japan in a thicket dominated by deciduous broad-leaved trees.


Keys including this Species


Distribution based on Regional Taxon Lists

Australasian Region: Australia.
Indo-Australian Region: New Guinea.
Palaearctic Region: China, Japan (type locality), Republic of Korea.

Distribution based on AntMaps


Distribution based on AntWeb specimens

Check data from AntWeb




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

  • intrudens. Monomorium intrudens Smith, F. 1874: 406 (w.) JAPAN. Junior synonym of floricola: Wheeler, W.M. 1906c: 310. Revived from synonymy and senior synonym of nipponense: Bolton, 1987: 390 (in text). Senior synonym of gracilum, robustum, satoi: Ogata & Bolton, 1989: 460. Current subspecies: nominal plus pieli.
  • nipponense. Monomorium nipponense Wheeler, W.M. 1906c: 310 (w.) JAPAN. Santschi, 1928b: 34 (q.m.). Junior synonym of intrudens: Bolton, 1987: 390 (in text); Ogata & Bolton, 1989: 460.
  • gracilum. Monomorium (Parholcomyrmex) nipponense var. gracilum Teranishi, 1940: 29 (q.) JAPAN. Junior synonym of intrudens: Ogata & Bolton, 1989: 460.
  • robustum. Monomorium (Parholcomyrmex) nipponense var. robustum Teranishi, 1940: 29 (q.) JAPAN. Junior synonym of intrudens: Ogata & Bolton, 1989: 460.
  • satoi. Monomorium (Parholcomyrmex) nipponense var. satoi Teranishi, 1940: 30 (w.q.) JAPAN. Junior synonym of intrudens: Ogata & Bolton, 1989: 460.



  • Bolton, B. 1987. A review of the Solenopsis genus-group and revision of Afrotropical Monomorium Mayr (Hymenoptera: Formicidae). Bull. Br. Mus. (Nat. Hist.) Entomol. 54: 263-452 (page 390, (in text) Revived from synonymy, and senior synonym of nipponense)
  • Idogawa, N. and S. Dobata. 2018. Colony structure and life history of Lioponera daikoku (Formicidae: Dorylinae). Asian Myrmecology. 10:e00100006. doi:10.20362/am.010006
  • Ogata, K.; Bolton, B. 1989. A taxonomic note on the ant Monomorium intrudens F. Smith (Hymenoptera, Formicidae). Jpn. J. Entomol. 57: 459-460 PDF
  • Smith, F. 1874b. Descriptions of new species of Tenthredinidae, Ichneumonidae, Chrysididae, Formicidae, &c. of Japan. Trans. Entomol. Soc. Lond. 1874: 373-409 (page 406, worker described)
  • Wheeler, W. M. 1906h. The ants of Japan. Bull. Am. Mus. Nat. Hist. 22: 301-328 (page 310, Junior synonym of floricola)