Monomorium intrudens

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

Distribution based on Regional Taxon Lists
Australasian Region: Australia. Indo-Australian Region: New Guinea. Palaearctic Region: China, Japan, Republic of Korea.

Nomenclature

 *  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.