Key to Myrmecorhynchus species

The following key to Myrmecorhynchus workers is based on Shattuck (2015).

1

 

  • Mesosomal dorsum with at most a few scattered erect hairs, legs with appressed pubescence but lacking erect hairs => 2

 

2

  • Extensive yellow on clypeus covering at least 1/3 of surface; mandibles completely yellow (except dark teeth) => Myrmecorhynchus nitidus

 

  • Clypeus generally completely dark, at most with a narrow band of yellow on anterolateral margin; mandibles bicoloured, yellow basally and dark apically => Myrmecorhynchus carteri

 

References