File:HG 2011a Tetramorium 12.jpg

FIGURE 12. A. Anterior head of Tetramorium bicarinatum (Nylander, 1846) in full-face view showing the distinctly impressed anterior clypeal margin - CASENT0060334 (April Nobile 2006). B. Anterior head of Tetramorium sericeiventre Emery, 1877 in full-face view with an entire anterior clypeal margin - CASENT0102388 (April Nobile 2005). C Anterior head of Tetramorium simillimum (Smith, F., 1851) in full-face view with an entire anterior clypeal margin - CASENT0102390 (April Nobile 2005).

Hita Garcia and Fisher. 2011. The ant genus Tetramorium Mayr (Hymenoptera: Formicidae) in the Malagasy region – introduction, definition of species groups, and revision of the T. bicarinatum, T. obesum, T. sericeiventre and T. tosii species groups. Zootaxa. 3039: 1-72.