Key to Adetomyrma workers

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This worker key is based on: Yoshimura, M. & Fisher, B.L. 2012. A revision of the Malagasy endemic genus Adetomyrma (Hymenoptera: Formicidae: Amblyoponinae). Zootaxa, 3341, 1-31.

Workers of Adetomyrma aureocuprea, Adetomyrma caudapinnigera, Adetomyrma cilium, and Adetomyrma clarivida are unknown.

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1

  • Only a single hair present lateral to (outside of) the longest hair on the anterior margin of the clypeus in full-face view (Fig 7). Denticle present on base of subapical (second from apex) tooth (Fig 7) with no gap present between basal dentition and apical teeth . . . . . 2
  • Two or more hairs present lateral to the longest hair on the anterior margin of the clypeus in full-face view (Fig 8). Denticle absent on base of subapical (second form apex) tooth (Fig 8) with a gap present between basal dentition and apical teeth . . . . . 3
Yoshimura and Fisher. 2012. Fig 7-8.

2

return to couplet #1

  • Propodeal spiracle large, visible in dorsal view at posterior lateral corner of propodeum (Fig 9). In lateral view, petiolar spiracle large, its horizontal diameter as long as the distance between the spiracle and anterior margin of petiolar node . . . . . Adetomyrma bressleri


  • Propodeal spiracle small, not visible in dorsal view (Fig 10), located on lateral propodeum. In lateral view, petiolar spiracle small, its horizontal diameter distinctly shorter than the distance between the spiracle and anterior margin of petiolar node . . . . . Adetomyrma goblin
Yoshimura and Fisher. 2012. Fig 9-10.

3

return to couplet #1

  • Posterior margin of head flat. In posterior view, fifth (apical) tarsomere distinctly wider compared to fourth (Fig 11). Ventral margin of head in lateral view distinctly convex . . . . . Adetomyrma caputleae
  • Posterior margin of head concave. Fifth (apical) tarsomere in posterior view almost the same width as fourth (Fig 12). Ventral margin of head in lateral view relatively flat . . . . . Adetomyrma venatrix
Yoshimura and Fisher. 2012. Fig 11-12.