erect hairs absent
![erect hairs absent](https://antkey.myspecies.info/sites/antkey.org/files/styles/large/public/glossary-term-00157.jpg?itok=k-BaDsa2)
Imaging technique:
Illustration
Description:
The dorsal surface of the mesosoma may have appressed pilosity, but it lacks erect hairs. Used to distinguish species in the Monomorium salomonis-group (Monomorium salomonis and Monomorium subopacum) from all other Monomorium species in Antkey.
Creator:
Eli Sarnat
Taxonomic name: