File:Xu and Chu 2012 1-8.png

Figs. 1-8. 1-2: Worker of Stigmatomma fulvida Terayama. 1. Head and body in profile view; 2. Head in full-face view. (Cited from Terayama 1987, slightly modified) 3-4: Worker of Stigmatomma pertinax Baroni Urbani; 3. Head and body in profile view; 4. Head in full-face view. (Cited from Baroni Urbani 1978, slightly modified) 5-6: Worker of Stigmatomma caliginosa Onoyama. 5. Head and body in profile view; 6. Head in full-face view. (Cited from Imai et al. 2003, slightly modified) 7-8: Worker of Stigmatomma sakaii Terayama; 7. Head and body in profile view; 8. Head in full-face view. (Cited from Terayama 1989, slightly modified)

[[Media:Xu Chu 2012.pdf|Xu, Z. & Chu, J. 2012. Four new species of the amblyoponine ant genus Amblyopone from southwestern China with a key to the known Asian species. Sociobiology. 59:1175-1196. PDF]]