Key to Aphaenogaster gibbosa group workers

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This worker key is based on: Salata, S., Borowiec, L. 2018. Redescription of Aphaenogaster muschtaidica Emery, 1908 with a key to gibbosa species group. Asian Myrmecology 10, e010002, pp. 1-15 (DOI 10.20362/am.010002).

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1

  • Pronotum with transverse striation (Figs 13- 14) . . . . . 2
Fig. 13
Fig. 14
  • Pronotum with irregular rugosity, striation or partially smooth (Figs 15-17) . . . . . 3
Fig. 15
Fig. 16
Fig. 17

2

return to couplet #1

Aphaenogaster striativentris casent0280964 h 1 high.jpg
Aphaenogaster striativentris casent0280964 p 1 high.jpg
Fig. 18
Aphaenogaster theryi casent0913135 h 1 high.jpg
Aphaenogaster theryi casent0913135 p 1 high.jpg
Fig. 19

3

return to couplet #1

  • Sculpture of pronotum reduced, its lateral surface at least in central part smooth and shiny (Fig. 15). Confirmed records from Iberian Peninsula and France . . . . . 4
Fig. 15
  • Surface of pronotum lacking smooth areas (Figs 16-17) Confirmed records from Maghreb, Transcaucasus, Italy and Switzerland . . . . . 5
Fig. 16
Fig. 17

4

return to couplet #3

  • Head dorsum with smooth microreticulation, scape with adpressed setae, mesonotum humped, body brown . . . . . Aphaenogaster gibbosa
Aphaenogaster gibbosa antweb1008051 h 1 high.jpg
Aphaenogaster gibbosa antweb1008051 p 1 high.jpg
  • Head dorsum smooth and shiny, scape with decumbent setae, mesonotum not humped, body brownish black to black ................ Aphaenogaster sp. Spain (an undescribed species from the Iberian Peninsula. )

5

return to couplet #3

  • Propodeal spines small, tooth-like, with rounded tip (Fig. 20), longitudinal striation or reticulation limited to central part of frons (Fig. 23). Morocco . . . . . Aphaenogaster nadigi
Aphaenogaster nadigi casent0913117 h 1 high.jpg
Aphaenogaster nadigi casent0913117 p 1 high.jpg
Fig. 20
Fig. 23
  • Propodeal spines triangular, with sharp tip (Figs 2, 21, 22), longitudinal striation or reticulation exceeding beyond central part of frons (Figs 5, 24, 25). Italy, Switzerland and Transcaucasus . . . . . 6
Fig. 2
Fig. 21
Fig. 22
Fig. 24
Fig. 25

6

return to couplet #5

  • Scape with decumbent setae, not longer than half of scape width (Fig. 26), Italy and Switzerland . . . . . Aphaenogaster italica
Aphaenogaster italica casent0281585 h 1 high.jpg
Aphaenogaster italica casent0281585 p 1 high.jpg
Figures 26, 27
Fig. 3
  • Scape with at least suberect setae, longer than half of scape width (Figs 3, 27) . . . . . 7

7

return to couplet #6

Fig. 4. Salata and Borowiec 2018, A. muschtaidica worker, head and antennae.png
Fig. 1. Salata and Borowiec 2018, A. muschtaidica worker lateral view.png
Aphaenogaster mauritanica casent0904173 h 1 high.jpg
Aphaenogaster mauritanica casent0904173 p 1 high.jpg

and Aphaenogaster gibbosa homonyma