Lasius (Cautolasius) sonobei Yamauchi, 1979: 163, figs. 1-5 (w.q.m.) JAPAN. Palearctic.

Primary type information: Primary type material: holotype worker. Primary type locality: Japan: Miyagi Pref., Kinkasan, viii.1972 (R. Sonobe). Primary type depository: KYPC. Secondary type information: Secondary type material: 23 paratype workers, 25 paratype queens, 7 paratype males. Secondary type localities: 19 paratype workers, 2 paratype queens, 7 paratype males with same data as holotype, 4 paratype workers Miyagi Pref., Oga, 28.v.1978 (R. Sonobe), 20 paratype queens Japan: Fukuoka Pref., Mt Hikosan, 5.x.1972 (K. Yamauchi), 3 paratype queens Fukuoka Pref., Mt Hikosan, 5.vii.1973 (K. Yamauchi). Secondary type depository: KYPC.