†family Thecidellinidae Elliott 1958 (lamp shell)
PaleoDB taxon number: 127091
Parent taxon: Thecideoidea according to A. Williams et al. 2006
Sister taxa: Bactryniidae, Enallothecideidae, Thecideidae
Subtaxa: Minutellinae, Moorellininae, Thecidellininae
Type: Thecidellina
Ecology: stationary epifaunal suspension feeder