IRMNG Taxon list
Deltocyathus agassizi Pourtalès, 1867
Deltocyathus agassizii Pourtales, 1867
Deltocyathus alatus Tenison-Woods, 1878
Deltocyathus aldingensis Tenison-Woods, 1878
Deltocyathus andamanicus Alcock, 1898
Deltocyathus calcar Pourtalès, 1874
Deltocyathus cameratus Cairns, 1999
Deltocyathus complanatus Squires, 1958 †
Deltocyathus conicus Zibrowius, 1980 accepted as Deltocyathus italicus (Michelotti, 1838)
Deltocyathus corrugatus Cairns, 1999
Deltocyathus crassiseptum Cairns, 1999
Deltocyathus cristagalli accepted as Desmophyllum dianthus (Esper, 1794)
Deltocyathus eccentricus Cairns, 1979
Deltocyathus fontinalis Dennant, 1904
Deltocyathus formosus Cairns, 1995 accepted as Deltocyathus suluensis Alcock, 1902
Deltocyathus fragilis Alcock, 1902 accepted as Deltocyathus rotulus (Alcock, 1898)
Deltocyathus halianthus (Lindström, 1877)
Deltocyathus heteroclitus Wells, 1984
Deltocyathus inusitiatus Kitahara & Cairns, 2009
Deltocyathus italicus (Michelotti, 1838)
Deltocyathus lens Alcock, 1902 accepted as Deltocyathoides orientalis (Duncan, 1876)
Deltocyathus magnificus Moseley, 1876
Deltocyathus minutus Gardiner & Waugh, 1938
Deltocyathus moseleyi Cairns, 1979
Deltocyathus murrayi Gardiner & Waugh, 1938
Deltocyathus nascornatus (Gardiner & Waugh, 1938)
Deltocyathus orientalis Duncan, 1876 accepted as Deltocyathoides orientalis (Duncan, 1876)
Deltocyathus ornatus Gardiner, 1899
Deltocyathus parvulus Keller, 1982
Deltocyathus philippinensis Cairns & Zibrowius, 1997
Deltocyathus pourtalesi Cairns, 1979
Deltocyathus rotaeformis Tenison-Woods, 1878 accepted as Dunocyathus parasiticus Tenison Woods, 1878
Deltocyathus rotulus (Alcock, 1898)
Deltocyathus sarsi (Gardiner & Waugh, 1938)
Deltocyathus stella Cairns & Zibrowius, 1997
Deltocyathus stellaris Dennant, 1904
Deltocyathus stellulatus Cairns, 1984 accepted as Bourneotrochus stellulatus (Cairns, 1984)
Deltocyathus subviola Dennant, 1902
Deltocyathus suluensis Alcock, 1902
Deltocyathus taiwanicus Hu, 1987
Deltocyathus tateanus Tenison-Woods, 1878
Deltocyathus varians Gardiner & Waugh, 1938
Deltocyathus vaughani Yabe & Eguchi, 1932
Deltocyathus verconis Dennant, 1904
Deltocyathus vincentinus Dennant, 1904
Deltocyathus viola Duncan