File:Zookeys-394-001-g023.jpg

Figure 23. Differences in ergatoid queen characters between Mystrium janovitzi and Mystrium oberthueri. A Mystrium janovitzi (CASENT0482696) B Mystrium oberthueri (CASENT0496064) C Mystrium janovitzi (CASENT0003302) D Mystrium oberthueri (CASENT0095743). A, B head in full-face view C, D pedicel and flagellum in lateral view.

Yoshimura, M. & Fisher, B.L. 2014. A revision of the ant genus Mystrium in the Malagasy region with description of six new species and remarks on Amblyopone and Stigmatomma (Hymenoptera, Formicidae, Amblyoponinae). ZooKeys 394, 1–99. doi:10.3897/zookeys.394.6446