Ponerinae of the southwestern Australian Botanical Province

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There are numerous Ponerinae genera in the SWBP for which there are relatively few representative species present. Keys or in some cases a couplet for these genera are given below. The contents of this page is based on: Heterick, B. E. 2009b. A guide to the ants of South-western Australia. Records of the Western Australian Museum, Supplement 76: 1-206. | PDF Part 2

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Hypoponera

1H


Leptogenys

1L

  • Head broader than long; mandibles longer than head, linear and evenly curved; median lobe of clypeus tridentate, with smaller teeth and denticles on adjacent anterior margin of clypeus (Figure 81); pronotum and mesonotum foveolate . . . . . Leptogenys clarki
Figure 81.
  • Head longer than broad; mandibles distinctly shorter than head, straighter and more triangular in form; median lobe of clypeus beak-like, without additional teeth or denticles, these also lacking from adjacent anterior portions of the clypeus (Figure 88); pronotum and mesonotum smooth and shining with scattered, small punctures only . . . . . 2L

2L

return to couplet #1L

  • Eyes moderate, length one quarter to one fifth length of side of head (Figure 494); (n.b. small, ventral, plate- like process on underside of gastral presclerite that articulates with the node (the helcium) present) . . . . . Leptogenys neutralis
Figure 494.
  • Eyes larger, length almost one third of side of head (Figure 495); (n.b. small, ventral, platelike process on underside of the helcium absent in the few specimens seen) . . . . . Leptogenys darlingtoni
Figure 495.

Austroponera/Brachyponera/Pseudoneoponera

1P

  • Large species (HW ≥ 2 mm); heavily sculptured . . . . . 2P
  • Smaller species (HW ≈ 1 mm); at most weakly sculptured. . . . . 3P

2P

return to couplet #1P

  • Mandibles densely punctate, individual punctations separated by less than their own width (Figure 496); appressed setae on body surface white . . . . . Pseudoneoponera regularis
Figure 496.
  • Mandibles sparsely punctate, punctations well separated by smooth surface (Figure 497); appressed setae on body surface yellow . . . . . Pseudoneoponera denticulata group sp. JDM 730
Figure 497.

3P

return to couplet #1P

  • Mesonotal suture strongly defined, indented (Figure 498a); anterior clypeal margin straight (Figure 498b) . . . . . Brachyponera lutea
Figure 498a.
Figure 498b.
  • Mesonotal suture weakly defined, not indented (Figure 499a); anterior clypeal margin gently convex (Figure 499b) . . . . . Austroponera rufonigra
Figure 499a.
Figure 499b.