Key to Cyphoidris

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This worker key is based on: Bolton, B. 1981. A revision of six minor genera of Myrmicinae (Hymenoptera: Formicidae) in the Ethiopian zoogeographical region. Bulletin of the British Museum (Natural History) Entomology. 43:245-307. PDF

1

  • Basal half of first gastral tergite densely and strongly shagreened. (Liberia) . . . . . Cyphoidris parissa
  • Basal half of first gastral tergite unsculptured except for hair-pits . . . . . 2

2

  • Propodeal dorsum flat in profile, not continuing curve of mesonotum. Dorsal alitrunk not strongly densely reticulate-rugose everywhere . . . . . 3
  • Propodeal dorsum in profile continuing curve of mesonotum. Dorsal alitrunk strongly densely reticulate-rugose everywhere. (Rwanda) . . . . . Cyphoidris werneri
Cyphoidris werneri casent0900965 p 1 high.jpg

3

  • Dorsal alitrunk with abundant conspicuous standing hairs. (Ivory Coast, Zaire, Angola) . . . . . Cyphoidris spinosa
Cyphoidris spinosa casent0178293 profile 1.jpg
  • Dorsal alitrunk with inconspicuous short decumbent hairs. (Cameroun) . . . . . Cyphoidris exalta
Cyphoidris exalta casent0010800 profile 1.jpg