IRMNG Taxon list
Ceratophysa ceratopyga (A. Agassiz, 1879)
Ceratophysa rosea (A. Agassiz, 1879)
Ceratophysa valvaecristata Mironov, 1975
Cystocrepis setigera (A. Agassiz, 1898)
Echinocrepis cuneata A. Agassiz, 1879
Echinocrepis gracilis
Echinocrepis rostrata Mironov, 1973
Echinocrepis setigera A. Agassiz, 1898 accepted as Cystocrepis setigera (A. Agassiz, 1898)
Echinosigra amphora Mironov, 1974
Echinosigra carinata (A. Agassiz, 1879) accepted as Helgocystis carinata (A. Agassiz, 1879)
Echinosigra mortenseni Mironov, 1974
Echinosigra paradoxa (Mortensen, 1905) accepted as Echinosigra phiale (Thomson, 1873)
Echinosigra phiale (Thomson, 1873)
Echinosigra phyale (Thomson, 1877) accepted as Echinosigra phiale (Thomson, 1873)
Echinosigra porrecta Mironov, 1974
Echinosigra vityazi Mironov, 1997
Helgocystis carinata (A. Agassiz, 1879)
Phyale jeffreysi (Thomson, 1873) accepted as Pourtalesia jeffreysi Thomson, 1873
Pourtalesia alcocki Koehler, 1914
Pourtalesia aurorae Koehler, 1926
Pourtalesia carinata A. Agassiz, 1879 accepted as Helgocystis carinata (A. Agassiz, 1879)
Pourtalesia ceratopyga A. Agassiz, 1879 accepted as Ceratophysa ceratopyga (A. Agassiz, 1879)
Pourtalesia debilis Koehler, 1926
Pourtalesia heptneri Mironov, 1978
Pourtalesia hispida A. Agassiz, 1879
Pourtalesia hispidis A. Agassiz, 1881 accepted as Pourtalesia hispida A. Agassiz, 1879
Pourtalesia jeffreysi Thomson, 1873
Pourtalesia laguncula A. Agassiz, 1879
Pourtalesia miranda A. Agassiz, 1869
Pourtalesia miranda Auctt. accepted as Pourtalesia alcocki Koehler, 1914
Pourtalesia paradoxa Mortensen, 1905 accepted as Echinosigra phiale (Thomson, 1873)
Pourtalesia phiale Thomson, 1877 accepted as Echinosigra phiale (Thomson, 1873)
Pourtalesia phyale (Thomson, 1877) accepted as Echinosigra phiale (Thomson, 1873)
Pourtalesia rosea A. Agassiz, 1879 accepted as Ceratophysa rosea (A. Agassiz, 1879)
Pourtalesia tanneri A. Agassiz, 1898
Pourtalesia thomsoni Mironov, 1976
Pourtalesia vinogradovae Mironov, 1995 accepted as Pourtalesia debilis Koehler, 1926
Pourtalesia wandeli Mortensen, 1905
Rictocystis jensenae Mironov, 1996
Rodocystis rosea (A. Agassiz, 1879)
Solenocystis imitans Mironov, 2008
Spatagocystis challengeri A. Agassiz, 1879