acteonellidae

{{Short description|Extinct family of gastropods}}

{{Taxobox

| image = Trochactaeon_conicus_01.jpg

| image_caption = Trochactaeon conicus

| regnum = Animalia

| phylum = Mollusca

| classis = Gastropoda

| unranked_superfamilia= clade Heterobranchia

informal group Lower Heterobranchia

| superfamilia = Acteonoidea

| familia = Acteonellidae

| familia_authority = Gill, 1871

| subdivision_ranks =

| subdivision =

}}

Acteonellidae is an extinct family of gastropods in the informal group Lower Heterobranchia (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).