Key to Neotropical Proceratiinae genera

This key is translated and modified from Baccaro et al (2015) with permission of the authors

This key covers all the Neotropical Proceratiinae genera

1

• Frontal lobes absent; antennal insertions completely exposed in frontal view with its beginning in the platform projecting from the anterior side of the head, in such a way that the mandibles are not visible in frotal view .....2
• Frontal lobes overhanging in lateral view, partially covering the antennal insertions. Its beginning poterior to the clypeus and not projecting anteriorly ..... Proceratium (Neotropical species ID)

Proceratium compitale

2

return to couplet 1

• Apical antennal segment notably long and almost as long as all the rest of the funicular segments combined. Apex of gaster notably curved antero-ventrally ..... Discothyrea (Neotropical species ID)

Discothyrea horni

• Apical antennal segment not as long and notably smaller than the rest of the funicular segments combined. Apex of gaster not curved antero-ventrally, and oriented posteriorly ..... Probolomyrmex (Neotropical species ID)

Probolomyrmex petiolatus

References

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