Deltocyathus Milne Edwards & Haime, 1848 (additional source)
Deltocyathus agassizi Pourtalès, 1867 accepted as Deltocyathus agassizii Pourtalès, 1867 (additional source)
Deltocyathus andamanicus Alcock, 1898 (additional source)
Deltocyathus calcar Pourtalès, 1874 (additional source)
Deltocyathus cameratus Cairns, 1999 (redescription)
Deltocyathus corrugatus Cairns, 1999 (redescription)
Deltocyathus crassiseptum Cairns, 1999 (redescription)
Deltocyathus eccentricus Cairns, 1979 (additional source)
Deltocyathus fragilis Alcock, 1902 accepted as Deltocyathus rotulus (Alcock, 1898) (additional source)
Deltocyathus halianthus (Lindström, 1877) (additional source)
Deltocyathus heteroclitus Wells, 1984 (redescription)
Deltocyathus inusitatus Kitahara & Cairns, 2009 (original description)
Deltocyathus magnificus Moseley, 1876 accepted as Dennantotrochus magnificus (Moseley, 1876) (redescription)
Deltocyathus moseleyi Cairns, 1979 (additional source)
Deltocyathus murrayi Gardiner & Waugh, 1938 (additional source)
Deltocyathus ornatus Gardiner, 1899 (redescription)
Deltocyathus parvulus Keller, 1982 (additional source)
Deltocyathus philippinensis Cairns & Zibrowius, 1997 (additional source)
Deltocyathus pourtalesi Cairns, 1979 (additional source)
Deltocyathus rotulus (Alcock, 1898) (redescription)
Deltocyathus sarsi (Gardiner & Waugh, 1938) (additional source)
Deltocyathus stella Cairns & Zibrowius, 1997 (additional source)
Deltocyathus suluensis Alcock, 1902 (redescription)
Deltocyathus taiwanicus Hu, 1987 (additional source)
Deltocyathus varians Gardiner & Waugh, 1938 (additional source)
Deltocyathus vaughani Yabe & Eguchi, 1932 (additional source)
Deltocyathus vaughani Yabe & Eguchi, 1937 (redescription)

Nontype USNM 1114122, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus crassiseptum Cairns, 1999
Nontype USNM 1114123, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus cameratus Cairns, 1999
Paratype USNM 1114137, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus inusitatus Kitahara & Cairns, 2009
Paratype USNM 1114138, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus inusitatus Kitahara & Cairns, 2009
Nontype USNM 1114140, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus vaughani Yabe & Eguchi, 1932
Nontype USNM 1114141, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus rotulus (Alcock, 1898)
Nontype USNM 1114145, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus ornatus Gardiner, 1899
Nontype USNM 1114160, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus heteroclitus Wells, 1984
Nontype USNM 1114161, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus corrugatus Cairns, 1999
Nontype USNM 1114162, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus corrugatus Cairns, 1999
Nontype USNM 1114163, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus ornatus Gardiner, 1899
Nontype MNHN 2008-0002, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus rotulus (Alcock, 1898)
Nontype MNHN 2008-0003, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus rotulus (Alcock, 1898)
Nontype MNHN 2008-0004, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus rotulus (Alcock, 1898)
Nontype MNHN 2008-0005, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus suluensis Alcock, 1902
Nontype MNHN 2008-0006, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus suluensis Alcock, 1902
Nontype MNHN 2008-0007, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus suluensis Alcock, 1902
Nontype MNHN 2008-0008, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus suluensis Alcock, 1902
Nontype MNHN 2008-0009, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus vaughani Yabe & Eguchi, 1932
Nontype MNHN 2008-0010, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus ornatus Gardiner, 1899
Nontype MNHN 2008-0011, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus ornatus Gardiner, 1899
Nontype MNHN 2008-0012, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus ornatus Gardiner, 1899
Nontype MNHN 2008-0013, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus ornatus Gardiner, 1899
Nontype MNHN 2008-0015, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus heteroclitus Wells, 1984
Nontype MNHN 2008-0016, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus heteroclitus Wells, 1984
Nontype MNHN 2008-0017, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus heteroclitus Wells, 1984
Nontype MNHN 2008-0018, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus corrugatus Cairns, 1999
Nontype MNHN 2008-0019, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus corrugatus Cairns, 1999
Nontype MNHN 2008-0020, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus corrugatus Cairns, 1999
Nontype MNHN 2008-0021, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus corrugatus Cairns, 1999
Nontype MNHN 2008-0022, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus corrugatus Cairns, 1999
Nontype MNHN 2008-0023, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus corrugatus Cairns, 1999
Nontype MNHN 2008-0024, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus crassiseptum Cairns, 1999
Nontype MNHN 2008-0025, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus crassiseptum Cairns, 1999
Nontype MNHN 2008-0026, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus crassiseptum Cairns, 1999
Nontype MNHN 2008-0027, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus crassiseptum Cairns, 1999
Nontype MNHN 2008-0028, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus crassiseptum Cairns, 1999
Nontype MNHN 2008-0029, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus crassiseptum Cairns, 1999
Nontype MNHN 2008-0030, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus crassiseptum Cairns, 1999
Nontype MNHN 2008-0031, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus crassiseptum Cairns, 1999
Nontype MNHN 2008-0032, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus cameratus Cairns, 1999
Nontype MNHN 2008-0033, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus cameratus Cairns, 1999
Holotype MNHN 2008-0034, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus inusitatus Kitahara & Cairns, 2009
Paratype MNHN 2008-0035, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus inusitatus Kitahara & Cairns, 2009
Paratype MNHN 2008-0036, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus inusitatus Kitahara & Cairns, 2009
Paratype MNHN 2008-0037, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus inusitatus Kitahara & Cairns, 2009
Paratype MNHN 2008-0038, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus inusitatus Kitahara & Cairns, 2009
Paratype MNHN 2008-0039, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus inusitatus Kitahara & Cairns, 2009
Paratype MNHN 2008-0040, geounit New Caledonian Exclusive Economic Zone, identified as Deltocyathus inusitatus Kitahara & Cairns, 2009