†order Productida Sarycheva and Sokolskaya 1959 (lamp shell)
Parent taxon: Strophomenata according to M. Rubel 2011
See also Angiolini 2001 and Williams et al. 2000
Sister taxa: Billingsellida, Liosomeniidae, Orthotetida, Strophomenida
Subtaxa: Chaoina Choanoproductus Chonetidina Chonopectella Lyttoniidina Pectenoproductus Ploughsharella Producta brachythaerus Productidina Strophalosiidina Uraloproductus
Ecology: stationary low-level epifaunal suspension feeder