Key to Tetramorium striativentre species-group males

This male key is based on: [[Media:Radchenko, A.G., Scupola, A. 2015. Taxonomic revision of the strativentre species group of the genus Tetramorium.pdf|Radchenko, A.G. and Scupola, A. 2015. Taxonomic revision of the strativentre species group of the genus Tetramorium (Hymenoptera, Formicidae). Vestnik zoologii. 49:219–244.]]

Queens of Tetramorium pisarskii and Tetramorium saudicum are unknown.

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 * Tetramorium 
 * Key to Tetramorium striativentre species-group workers and queens

1

 * Surface of first gastral tergite finely, but densely longitudinally striato-punctated. Petiole very long and low, PI1 2.00 . . . . . Tetramorium schneideri


 * Surface of first gastral tergite smooth and shiny. Petiole shorter and higher, PI1 < 1.70 . . . . . 2

2
return to couplet #1
 * Genae very short, OI2 6.50; petiole longer and lower, PI1 1.68 . . . . . Tetramorium sabatinellii


 * Genae longer, OI2 < 5.50; petiole shorter and higher, PI1 < 1.50 . . . . . 3

3
return to couplet #2
 * Petiole narrower and higher, PI1 < 1.30, PI2 ≤ 0.45; genae longer, OI2 < 4.20 . . . . . Tetramorium striativentre


 * Petiole wider and lower, PI1 > 1.45, PI2 > 0.50; genae shorter, OI2 > 5.00 . . . . . Tetramorium kabulistanicum