Key to Allomerus species

AntWiki - Where Ant Biologists Share Their Knowledge
Jump to: navigation, search

Key based on Fernández (2007)[1]

1

  • Propodeum in side view with teeth, spines or tuberculae .....2
  • Propodeum in side view convex to angulate, never dentate .....4

2

return to couplet #1

  • Propodeal spiracle high, dorsal margin at same level or sligthy above propodeal dorsum; hairs on head and promesonotum longer, about 0.2 mm in length; anterior clypeal setae long, especially medial seta . . . . . Allomerus maietae
Allomerus maietae
  • Propodeal spiracle lower, dorsal margin distinctly below level of propodeal dorsum; hairs on head and promesonotum shorter, less than 0.15 mm in length; anterior clypeal setae shorter .....3

3

return to couplet #2

  • Propodeal spiracle close to base of propodeal bulla; antennae apparently 11 segmented . . . . . Allomerus dentatus
Allomerus dentatus
  • Propodeal spiracle distant from propodeal bulla; antennae 10 - 11 segmented . . . . . Allomerus vogeli
Allomerus vogeli casent0178479 profile 1.jpg

4

return to couplet #1

  • Antennae 11 segmented; pronotal suture feebly impressed dorsally; propodeum sharply angulate in lateral view . . . . . Allomerus undecemarticulatus
Allomerus undecemarticulatus
  • Antennae 10 segmented or fewer; pronotal suture absent dorsally; propodeum rounded or feebly angulate .....5

5

return to couplet #4

  • Antennae 10 segmented .....6
  • Antennae 9 segmented or less .....7

6

return to couplet #5

  • Clypeus with several short, longitudinal rugulae; body pilosity short, longer hairs about 0.07 mm; anterior clypeal setae very short, central seta inconspicuous . . . . . Allomerus brevipilosus
  • Clypeus smooth and shining; body pilosity longer, longest hairs about 0.12 mm; anterior clypeal setae longer, central seta conspicuous . . . . . Allomerus decemarticulatus
Allomerus decemarticulatus casent0178477 profile 1.jpg

7

return to couplet #5

Allomerus septemarticulatus casent0902177 p 1 high.jpg
Allomerus octoarticulatus casent0006137 profile 1.jpg

References

  1. *Fernández, F. 2007a. The myrmicine ant genus Allomerus Mayr. Caldasia 29: 159-175. PDF