Key to Polyrhachis micans species-group workers

AntWiki: The Ants --- Online
Jump to navigation Jump to search

This worker key is based on: Kohout, R.J. 2013. A review of the Polyrhachis gravis and micans species-groups of the subgenus Campomyrma Wheeler (Hymenoptera: Formicidae: Formicinae). Memoirs of the Queensland Museum, Nature 56, 92-117

You may also be interested in

1

  • Petiole with two large dorsal spines; lateral spines greatly reduced or obsolete . . . . . 3

2

return to couplet #1

  • Petiole with dorsal margin strongly raised dorsonledially towards closely approximated dorsal spines; propodeal teeth rather massive, long and broad; legs medium reddish-brown . . . . . Polyrhachis eureka
  • Petiole with dorsal margin less strongly raised; dorsal spines situated further apart; propodeal spines relatively short, more acute and slender; legs very dark reddish-brown or black . . . . . Polyrhachis micans
Polyrhachis micans casent0906326 p 1 high.jpg

3

return to couplet #1

  • Body distinctly reddish-brown; lateral petiolar spines reduced to short acute teeth (NT, QLD) . . . . . Polyrhachis incerta
Polyrhachis incerta casent0903303 p 1 high.jpg
  • Body uniformly black; lateral petiolar spines reduced to blunt angles, or obsolete . . . . . 4

4

return to couplet #3

  • Propodeal dorsum very narrow, about 1.5 times longer than basal width, with parallel lateral margins; dorsal petiolar spines long and slender (WA, NT, QLD) . . . . . Polyrhachis prometheus
Polyrhachis prometheus casent0906566 p 1 high.jpg
  • Propodeal dorsum distinctly wider than long, with strongly posteriorly converging lateral margins; dorsal petiolar spines relatively short (QLD) . . . . . Polyrhachis shattucki
Polyrhachis shattucki holotype side.jpg