IRMNG Taxon list
Aulacantha scolymantha Haeckel, 1862
Aulographis tetrancistra Haeckel
Auloscena verticillus Haeckel
Aulosphaera elegantissima Haeckel
Castanopsis benthami Ettingsham
Challengeron channeri (Murray, 1885)
Challengeron diodon
Challengeron heteracanthum
Challengeron zetlandica
Circoporus oxyacanthus Borgert, 1890
Coelodendrum gracillimum Haeckel, 1862
Coelodendrum ramosissimum Haeckel, 1860
Euphysetta lucani Borgert, 1892
Euphysetta nathorstii Cleve, 1899
Gazelletta hexanema Haeckel, 1887
Medusetta arcifera Jørgensen, 1900
Protocystis harstoni (Murray, 1885)
Protocystis tridens (Haeckel, 1887) accepted as Protocystis tridens Bjørklund, 1976
Protocystis tridens Bjørklund, 1976
Protocystis xiphodon Haeckel, 1862
Sagenoarium antarcticum
Sagoscena castra Haeckel, 1887
Tuscaretta globosa Borgert
Tuscarilla campanella Hacker, 1904
Tuscarilla nationalis Borgert