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Class: Miliolata    Subclass: Miliolana    Order: Miliolida    Family: Hemigordiopsidae
Hemigordius Schubert, 1908

Hemigordius calcarea
Cushman and Waters, 1928
identified by scientist   
Carboniferous
American South

Hemigordius regularis
Plummer, 1930
identified by scientist   
Carboniferous
American South

Hemigordius schlumbergeri
(Howchin, 1895)
type specimen   holotype
Carboniferous