Key to Ethiopian Bothroponera

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An old but still useful worker key, based on: Wheeler, W. M. 1922b. Ants of the American Museum Congo expedition. A contribution to the myrmecology of Africa. II. The ants collected by the American Museum Congo Expedition. Bull. Am. Mus. Nat. Hist. 45:39-269.

Species and subspecies present in the Afrotropical region but not present in this Key: Bothroponera cavernosa montivaga, Bothroponera crassa crassior, Bothroponera crassa ilgii, Bothroponera kenyensis, Bothroponera kruegeri asina, Bothroponera kruegeri rhodesiana, Bothroponera laevissima aspera, Bothroponera lamottei, Bothroponera mlanjiensis, Bothroponera pachyderma attenata, Bothroponera pachyderma funerea, Bothroponera pachyderma postsquamosa, Bothroponera rubescens, Bothroponera sanguinea, Bothroponera silvestrii nimba, Bothroponera soror ancilla, Bothroponera talpa variolata, Bothroponera umgodikulula, Bothroponera variolosa, Bothroponera wasmannii, Bothroponera zumpti

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Bothroponera

1

  • Head, thorax, petiole and postpetiole coarsely punctate, punctate-rugulose or striated . . . . . 2
  • These regions finely and densely punctate, sometimes with superimposed, larger but shallow punctures . . . . . 9

2

return to couplet #1

3

return to couplet #2

Pachycondyla-cariosa-MCZ001L.jpg

4

return to couplet #3

Bothroponera cribrata-L.jpg
  • Length not less than 9 mm.; black or brownish black . . . . . 5

5

return to couplet #4

Pachycondyla cavernosa sam-hym-c008788b profile 1.jpg
  • Antennal scapes not reaching to occiput.; eyes small . . . . . 6

6

return to couplet #5

  • Length 9 mm.; golden pubescence on body, especially on head, abundant; sculpture less pronounced . . . . . Bothroponera talpa
Pachycondyla talpa sam-hym-c007964 profile 1.jpg
Bothroponera-pachyderma-MCZ001L.jpg

7

return to couplet #2

  • Petiolar node broadly excised posteriorly; body covered with golden pubescence . . . . . Bothroponera granosa
Bothroponera-granosa-MCZ001L.jpg
  • Petiolar nodc truncated behind; body without golden pubescence . . . . . 8

8

return to couplet #7

Pachycondyla strigulosa sam-hym-c011316a profile 1.jpg
Pachycondyla pumicosa sam-hym-c000154a profile 1.jpg

9

return to couplet #1

10

return to couplet #9

11

return to couplet #10

Bothroponera picardi hal.jpg
Pachycondyla silvestrii casent0317061 p 1 high.jpg

12

return to couplet #10

Pachycondyla soror casent0217568 p 1 high.jpg

13

return to couplet #12

Pachycondyla kruegeri sam-hym-c000535a profile 1.jpg

14

return to couplet #13

  • Subopaque; length 7 to 7.5 mm.; clypeus feebly sinuate in middle; eyes larger . . . . . Bothroponera crassa
Pachycondyla-crassa-MCZ001 hal.jpg

15

return to couplet #9

  • Length only 4.5 to 5.5 mm.; mandibles smooth, sparsely punctate; eyes very small, with less than a dozen facets . . . . . Bothroponera sjostedti (= Euponera sjostedti)
  • Length 6.5 to 7 mm.; mandibles striate at the tip; eyes larger, with about 45 facets . . . . . Bothroponera fugax
Bothroponera fugax hal.jpg