Key to Oxyepoecus of Paraguay

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This worker key is based on: Delsinne, T.D., Mackay, W., Wild, A., Rosin, Y. & Leponce, M. 2011. Distribution and diversity of the cryptic ant genus Oxyepoecus in Paraguay, with descriptions of two new species. Psyche 2012: 8 pp. Article ID 594302. doi:10.1155/2012/594302

1

  • Cephalic dorsum completely smooth or with at least a smooth median frontal stripe . . . . . 4

2

return to couplet #1

  • Mesopleuron and lateropropodeum covered by longitudinal costae . . . . . 3
Head of Oxyepoecus reticulatus worker
Profile of Oxyepoecus reticulatus worker

3

return to couplet #2

  • Cephalic dorsum with dense costulae, subpostpetiolar process shaped as transverse crest, triangular in side view, not bidentate . . . . . Oxyepoecus rastratus
Head of Oxyepoecus rastratus worker
Profile of Oxyepoecus rastratus worker
  • Cephalic dorsum with reticulated costulae, subpostpetiolar process prominent and bidentate . . . . . Oxyepoecus bidentatus
Head of Oxyepoecus bidentatus worker
Profile of Oxyepoecus bidentatus worker

4

return to couplet #1

Head of Oxyepoecus inquilinus worker
Profile of Oxyepoecus inquilinus worker
  • Eyes small, with about 20 ommatidia in total . . . . . 5

5

return to couplet #4

  • Subpostpetiolar process prominent and bidentate with anteriormost processmuch larger than posterior tooth . . . . . Oxyepoecus bruchi
Head of Oxyepoecus bruchi worker
Profile of Oxyepoecus bruchi worker
  • Subpostpetiolar process with two subparallel crests of approximately equal size . . . . . 6

6

return to couplet #5

Head of Oxyepoecus vezenyii worker
Profile of Oxyepoecus vezenyii worker
Head of Oxyepoecus striatus worker
Profile of Oxyepoecus striatus worker