Key to Cephalotes of Hispaniola

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Additional information about the ants of the island can be found here: Ants of Hispaniola


Key to Workers

1

  • In dorsal view the corners at the junction of the basal and declivous faces of the propodeum may form an angle but do not form distinctive spines . . . . . Cephalotes decoloratus
MCZ ENT 21095 Cephalotes decoloratus hef.jpg
MCZ ENT 21095 Cephalotes decoloratus hal.jpg
  • In dorsal view the corners at the junction of the basal and declivous faces of the propodeum with a distinctive pair of spines . . . . . 2

2

return to couplet #1

Cephalotes-argentiventris.jpg
Cephalotes-argentiventris1.jpg
  • Gaster pilosity variable but never densely covering its surface . . . . . 3

3

return to couplet #2

  • In dorsal view the first gastral tergite yellow to yellow-orange with a black oval present posteriorly . . . . . Cephalotes unimaculatus
MCZ ENT Cephalotes unimaculatus hef.jpg
MCZ ENT Cephalotes unimaculatus hal.jpg
  • Gaster in dorsal view without this coloration . . . . . 4

4

return to couplet #4

  • Appressed hairs on the first gastral tergite sparse and separated on average by a distance greater than their average length . . . . . 5
  • Appressed hairs on the anterior 1/3 of the first gastral tergite occurring in medium to high density and separated from one another on average by less than their length . . . . . 6

5

return to couplet #4

  • First gastral tergite reddish-brown, distinctly contrasting with the black mesosoma . . . . . Cephalotes vinosus
MCZ ENT Cephalotes vinosus 21088 hef.jpg
MCZ ENT Cephalotes vinosus 21088 hal.jpg
MCZ ENT Cephalotes hamulus hef.jpg
MCZ ENT Cephalotes hamulus hal.jpg

6

return to couplet #4

  • In dorsal view the sculpture of the frontal margin, mesosoma, petiole and postpetiole with abundant appressed yellow-golden hairs that contrast sharply with the dark coloration of the integument . . . . . Cephalotes auricomus
MCZ ENT Cephalotes auricomus hef.jpg
MCZ ENT Cephalotes auricomus hal.jpg
  • In dorsal view: first gastral tergite orange, appressed hairs are more variable in their thickness and density from the frontal margin to the postpetiole and are white in color . . . . . Cephalotes flavigaster
MCZ ENT Cephalotes flavigaster 35436 hef.jpg
MCZ ENT Cephalotes flavigaster 35436 hal.jpg