Merulinidae Verrill, 1866
Hydnophora bonsai Veron, 1990
Hydnophora columellata Rehberg, 1891
Hydnophora cristatoseriata
Hydnophora exesa (Pallas, 1766)
Hydnophora ferryi
Hydnophora grandis Gardiner, 1906
Hydnophora gyrosa Milne Edwards & Haime, 1849
Hydnophora microconos (Lamarck, 1816)
Hydnophora pilosa Veron, 1985
Hydnophora provincialis
Hydnophora pulchra
Hydnophora rigida (Dana, 1846)
Hydnophora rudis
Hydnophora solidior
Hydnophora styriaca
Hydnophora variabilis
