†family Tubodiscaceae Bown and Rutledge 1997 (haptophyte alga)
Coccolithophyceae - Podorhabdales - Tubodiscaceae
Parent taxon: Podorhabdales according to P. R. Bown and J. R. Young 1997
Sister taxa: Axopodorhabdaceae, Biscutaceae, Calyculaceae, Cretarhabdaceae, Mazaganellaceae, Prediscosphaeraceae
Subtaxa: Manivitella Tubodiscus
Ecology: passively mobile planktonic "photoautotroph"
Distribution: