Strumigenys incerta

Known from collections in rotten wood within broadleaf forest (Ogata & Onoyama 1998).

Identification
Bolton (2000) - A member of the Strumigenys rostrata-group. Closely related to Strumigenys rostrataeformis and Strumigenys emeswangi of Japan and China. Comparative characters to differentiate these taxa from incerta are given under the former names.

Distribution based on Regional Taxon Lists
Palaearctic Region: China, Japan, Republic of Korea.

Biology
Masuko (1984) observed and reported on what he called "body smearing behavior" in S. membranifera and other Strumigenys species (see Strumigenys behavior).

Nomenclature

 *  incerta. Smithistruma (Smithistruma) incerta Brown, 1949d: 10 (w.q.) JAPAN. Combination in Pyramica: Bolton, 1999: 1673; in Strumigenys: Baroni Urbani & De Andrade, 2007: 121. Senior synonym of habei: Onoyama, 1980: 194. See also: Bolton, 2000: 459.
 * habei. Smithistruma (Smithistruma) habei Azuma, 1951: 89, figs. A, B (w.) JAPAN. Junior synonym of incerta: Onoyama, 1980: 194.

Type Material
Bolton (2000) - Holotype queen and paratype worker, JAPAN: Kyushu, Kirishima Mountain (Silvestri) [examined].