Family Stenotritidae
Alternative spelling: Stenotritinae
Parent taxon: Apoidea according to M. J. Sharkey 2007
Sister taxa: Ampulicidae, Anthophila, Ceratinidae, Cirrosphecinae, Crabronidae, Dioxys, Heterogynaidae, Melittidae, Melittosphecidae, Paleomelittidae, Sphecidae, Stelis, Trigampulex
Subtaxa: none