Primary type information:
Primary type material: lectotype worker (by designation of Radchenko & Elmes, 2010: 237). Primary type locality: lectotype Japan: Gummaken, 14.vii.1930 (H. Yoshioka). Primary type depository: MCZC.
Secondary type information:
Secondary type material: 2 paralectotype workers. Secondary type locality: same as for lectotype. Secondary type depository: MCZC.