Notoncus

{{Short description|Genus of ants}}

{{Automatic taxobox

| image = Notoncus ectatommoides casent0010856 profile 1.jpg

| image_caption = Notoncus ectatommoides worker

| display_parents = 2

| taxon = Notoncus

| authority = Emery, 1895

| type_species = Camponotus ectatommoides

| diversity_link = #Species

| diversity = 6 species

| diversity_ref = {{AntCat|429232|Notoncus|2014|accessdate=4 July 2014}}

| synonyms =

• Diodontolepis Wheeler, 1920

}}

Notoncus is an Australian genus of ants in the subfamily Formicinae. The genus is known from Australia (one species is also known from Papua New Guinea), where the ants nest in the soil or on the ground under stones and logs in forested areas. The ants are also common in gardens and parks.