File:HG 2012 fig3 & 4.jpg

FIGURES 3 & 4. 3. Head of T. artemis in full-face view with one strongly developed median ruga between the frontal carinae - CASENT0481732 (Erin Prado 2010). 4. Head of T. bessonii in full-face view with strongly developed longitudinal median ruga and two to five more irregularly developed longitudinal rugae at each side - CASENT0247550 (Estella Ortega 2012).

Hita Garcia, F. & Fisher, B.L. 2012. The ant genus Tetramorium Mayr (Hymenoptera: Formicidae) in the Malagasy region—taxonomy of the T. bessonii, T. bonibony, T. dysalum, T. marginatum, T. tsingy, and T. weitzeckeri species groups. Zootaxa 3365: 1-123.