File:Fig 4 weitzeckeri key.jpg

FIGURE 4. A. dorsum of mesosoma of Tetramorium trirugosum with 3 longitudinal rugae. B. mesosomal dorsum of Tetramorium susannae without any rugae or rugulae.

Hita Garcia, F.; Fischer, G.; Peters, M. K. 2010. Taxonomy of the Tetramorium weitzeckeri species group (Hymenoptera: Formicidae) in the Afrotropical zoogeographical region. Zootaxa 2704:1-90.