Glabella is a genus of small tropical and warm-water sea snails, marine gastropod molluscs in the family Marginellidae, the margin snails.

[1] It is debatable whether it is justified to distinguish this genus from Marginella s. str.

without a comprehensive phylogenetic hypothesis of the family.

However the two genera cannot be objective synonyms because Marginella glabella (Linnaeus, 1758) is not one of the species originally included in Glabella.

According to the World Register of Marine Species (WoRMS), the following species with valid names are included within the genus Glabella :[2]