Quadrasiella mucronata

{{Short description|Species of gastropod}}

{{Speciesbox

| image =

| status = DD | status_system = IUCN2.3

| taxon = Quadrasiella mucronata

| authority = Möllendorff, 1894

| synonyms =

|status_ref={{cite iucn |author=Mollusc Specialist Group |date=1996 |title=Quadrasiella mucronata |volume=1996 |page=e.T19038A8791196 |doi=10.2305/IUCN.UK.1996.RLTS.T19038A8791196.en |access-date=16 November 2021}}

}}

Quadrasiella mucronata is a species of small, salt marsh snails with an operculum, aquatic gastropod mollusks, or micromollusks, in the family Assimineidae. This species is endemic to Guam.