†Parhabdolithus Deflandre 1952 (haptophyte alga)
Prymnesiophyceae - Stephanolithiales - Parhabdolithaceae
Parent taxon: Parhabdolithaceae according to P. R. Bown and J. R. Young 1997
Sister taxa: Bucanthus, Crucirhabdus, Diductius, Mitrolithus, Thurmannolithion, Timorella, Umbria
Subtaxa: Braloweria, Parhabdolithus liasicus, Parhabdolithus marthae, Parhabdolithus robustus, Parhabdolithus stubbingsii
Type: Parhabdolithus liasicus
Ecology: passively mobile planktonic "photoautotroph"