Aaadonta irregularis

{{Short description|Species of gastropod}}

{{Speciesbox

| image =

| image_caption =

| status = CR

| status_system = IUCN3.1

| status_ref = {{cite iucn |author=Rundell, R.J. |date=2012 |title=Aaadonta irregularis |volume=2012 |page=e.T6A3136753 |doi=10.2305/IUCN.UK.2012.RLTS.T6A3136753.en |access-date=20 November 2021}}

| taxon = Aaadonta irregularis

| authority = Semper, 1874

| synonyms =

• Endodonta irregularis Semper, 1874
• Helix irregularis (Semper, 1874)

}}

Aaadonta irregularis is a species of snail,{{cite web|url=http://www.organismnames.com/details.htm?lsid=1684 |title=ION: Index to Organism Names |author=Peter Hollas |publisher=Organismnames.com |access-date=6 December 2014 |url-status=live |archive-url=https://web.archive.org/web/20141208140223/http://www.organismnames.com/details.htm?lsid=1684 |archive-date=8 December 2014 }} a terrestrial pulmonate gastropod mollusk in the family Endodontidae. It is endemic to Palau,Endodontoid land snails from Pacific islands (Mollusca: Pulmonata: Sigmurethra) Part 1. Family Endodontidae. where it was only known from Peleliu, but has only been found recently on the very small island of Omekang. It is threatened by the destruction and modification of its tropical moist lowland forest habitat.