Hystrichosphaeridium
Hystrichosphaeridium cylindratum Brideaux 1971
Hystrichosphaeridium cylindratum Morgenroth 1966a
Hystrichosphaeridium geometricum Deflandre 1945a
Hystrichosphaeridium geometricum Pastiels 1948
Hystrichosphaeridium hystrichoreticulatum
Hystrichosphaeridium intermedium Eisenack 1954a
Hystrichosphaeridium intermedium Wetzel 1933b
Hystrichosphaeridium irregulare Merrill 1895
Hystrichosphaeridium irregulare Pocock 1962
Hystrichosphaeridium palmatum Deflandre and Courteville 1939
Hystrichosphaeridium palmatum White 1842
Hystrichosphaeridium pseudhystrichodinium
Hystrichosphaeridium robustum Sah et al. 1970
Hystrichosphaeridium robustum Sannemann 1955
Hystrichosphaeridium rubinum Banerjee 1972
Hystrichosphaeridium rubinum Rossignol 1962