Key to Polyrhachis flavicornis-group species from Sulawesi
This worker key is based on: Kohout, R.J. 2008a. A review of the Polyrhachis ants of Sulawesi with keys and descriptions of new species (Hymenoptera: Formicidae: Formicinae). Memoirs of the Queensland Museum. 52:255-317.
You may also be interested in
1
- Dorsal body surfaces, including appendages, with numerous, relatively long, erect hairs . . . . . Polyrhachis chaita
- Dorsal body surfaces without erect hairs . . . . . 2
2
return to couplet #1
- Larger species (HL >1.53) . . . . . 3
- Smaller species (HL <1.50) . . . . . 4
3
return to couplet #2
- Propodeal dorsum strongly transverse, more than twice as wide as long; petiolar dorsum with distinct pair of acute intercalary spines . . . . . Polyrhachis sulawesiensis
- Propodeal dorsum only weakly transverse, only marginally wider than long; petiolar dorsum without intercalary teeth or spines . . . . . Polyrhachis neglecta
4
return to couplet #2
- Petiolar dorsum with pair of slender, strongly diverging, lateral spines and pair of short, acute, intercalary spines or teeth . . . . . Polyrhachis hilaris
- Petiolar dorsum with pair of rather thick, weakly diverging lateral spines; intercalary teeth lacking, or only feebly indicated in some specimens . . . . . Polyrhachis fruhstorferi