Key to Tetramorium striativentre species-group males

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This male key is based on: 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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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 longer, OI2 < 5.50; petiole shorter and higher, PI1 < 1.50 . . . . . 3

3

return to couplet #2