Key to Cladomyrma

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This queen key is based on: Agosti, D., J. Moog, U. Maschwitz. 1999. Revision of the Oriental plant-ant genus Cladomyrma. American Museum Novitates. 3283:1-24.

This key does not include Cladomyrma scopulosa and Cladomyrma sirindhornae.

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Cladomyrma

1

Cladomyrma nudidorsalis casent0173892 head 1.jpg
Cladomyrma nudidorsalis casent0173892 profile 1.jpg

2

return to couplet #1

  • Body bicolored or light to dark brown; if light brown, gaster darker than alitrunk, or tergites bicolored . . . . . 4

3

return to couplet #2

Cladomyrma crypteroniae casent0173916 head 1.jpg
Cladomyrma crypteroniae casent0173916 profile 1.jpg
  • Narrow alitrunk; petiole in lateral view low and dorsally truncated . . . . . Cladomyrma andrei (part)
Cladomyrma andrei casent0173912 head 1.jpg
Cladomyrma andrei casent0173912 profile 1.jpg

4

return to couplet #2

  • Petiole in lateral view dorsally truncated, low, and dorsolaterally distinctly angulate . . . . . 5
  • Petiole in lateral view forming an upright scale or node, dorsolaterally rounded . . . . . 9

5

return to couplet #4

Cladomyrma petalae casent0173894 head 1.jpg
Cladomyrma petalae casent0173894 profile 1.jpg
  • Dorsal part of katepisternum punctuate and with pubescence . . . . . 6

6

return to couplet #5

  • Head and alitrunk bright yellowish brown with distinctly darker gaster; small (AL < 2.1 mm); larger metapleural gland orifice . . . . . Cladomyrma yongi
Cladomyrma yongi casent0173903 head 1.jpg
Cladomyrma yongi casent0173903 profile 1.jpg
  • Head and alitrunk brown to dark brown or reddish; size variable . . . . . 7

7

return to couplet #6

Cladomyrma maschwitzi casent0173898 head 1.jpg
Cladomyrma maschwitzi casent0173898 profile 1.jpg
  • Whole body dark brown or bicolored, generally with dorsum of alitrunk reddish brown . . . . . 8

8

return to couplet #7

  • Dorsal part of katepisternum dull or at least covered with long pubescence; head short to somewhat elongate . . . . . 9
  • Dorsal part of katepisternum punctulate, shining, and with a sparse pubescence with thin hairs; roundish, elongate head with genae distinctly brightest colored part of the head; generally smaller ants (AL < 2.20 mm) . . . . . Cladomyrma hobbyi
Cladomyrma hobbyi casent0173909 head 1.jpg
Cladomyrma hobbyi casent0173909 profile 1.jpg

9

return to couplet #8

  • Erect hairs only on dorsal parts of gastral tergites 2 and 3 along posterior margin . . . . . 10
  • Erect hairs scattered all over second gastral tergite . . . . . 11

10

return to couplet #9

  • None or very few short pubescent hairs on gastral tergite 2; long erect, curved hairs on gastral tergite 1; wide alitrunk, larger body . . . . . Cladomyrma aurochaetae
Cladomyrma aurochaetae casent0903190 h 1 high.jpg
Cladomyrma aurochaetae casent0903190 p 1 high.jpg
  • Regularly, but very widely spaced pubescence on gastral tergite 2; erect hairs on gastral tergite 1 not very long and not regularly curved; narrower alitrunk; smaller . . . . . Cladomyrma maryatiae
Cladomyrma maryatiae casent0173901 head 1.jpg
Cladomyrma maryatiae casent0173900 profile 1.jpg

11

return to couplet #9

  • Head longer, CI < 83, parallel sided in full frontal view; gastral tergites with long erect hair at most at posterior margin of tergites . . . . . Cladomyrma hewitti
Cladomyrma hewitti casent0173906 head 1.jpg
Cladomyrma hewitti casent0173906 profile 1.jpg
  • Head shorter, CI > 82 or at least sides slightly rounded in frontal view; gastral tergite covered with long erect hair . . . . . Cladomyrma dianeae
Cladomyrma dianeae casent0173914 head 1.jpg
Cladomyrma dianeae casent0173914 profile 1.jpg