Comprehensive DescriptionRead full entry
GenusFormicoxenus HNS Mayr, 1855
Formicoxenus HNS Mayr, 1855:413.
Type-species: Myrmica nitidula Nylander HNS , 1846.
Worker and queen. Small, shining, narrow bodied ants. Antennae 11 segmented; palp formula 4:3. Postpetiole with peg-like ventral process directed forward.
Males. Apterous, ergatoid without wing sclerites. Antennae 12 segmented. Postpetiole as in female castes.
This is a palaearctic genus with 2 species only; a similar species Leptothorax diversipilosus M. Smith HNS , occurs in North America.