Bythiospeum acicula

{{Short description|Species of gastropod}}

{{Speciesbox

| image =

| status = VU

| status_system = IUCN3.1

| status_ref = {{cite iucn |author=Falkner, G. |date=2011 |title=Bythiospeum acicula |volume=2011 |page=e.T3401A9827701 |doi=10.2305/IUCN.UK.2011-2.RLTS.T3401A9827701.en |access-date=16 November 2021}}

| taxon = Bythiospeum acicula

| authority = (Hartmann, 1821)

| synonyms = *Bythiospeum algoviensis Uhl, 1934

• Bythiospeum rougemonti Clessin, 1882

}}

Bythiospeum acicula is a species of very small freshwater snails that have an operculum, aquatic gastropod mollusks in the family Moitessieriidae.

This species is endemic to Germany.