
Belongs within: Scleractinia.
The Merulinidae are an assemblage of hermatypic corals with a faviid-like but highly fused skeletal structure lacking paliform lobes (Unesco 1985).
<==Merulinidae
|--Scapophyllia Edwards & Haime 1858U85
| `--S. cylindrica Milne Edwards & Haime 1848M09
|--Merulina Ehrenberg 1834U85
| |--M. ampliata (Ellis & Solander 1786)M09
| |--M. scabricula Dana 1846M09
| |--M. scherri Head 1983CHL99
| `--M. speciosa Verrill 1864U85
|--Clavarina Verrill 1864U85
| `--C. triangularis Veron, Pichon & Wijsman-Best 1979U85
|--Hydnophora Fischer de Waldheim 1807V90
| |--H. bonsai Veron 1990CHL99
| |--H. exesa (Pallas 1766)M09
| |--H. grandis Gardiner 1906CHL99
| |--H. lobataH04
| |--H. microconos (Lamarck 1816)M09
| |--H. pilosa Veron 1985M09
| |--H. racemosaH04
| `--H. rigida (Dana 1846)M09
|--Boninastrea boninensis Yabe & Sugiyama 1935CHL99
`--Paraclavarina triangularis (Veron, Pichon & Best 1977)CHL99
*Type species of generic name indicated
References
[CHL99] Cairns, S. D., B. W. Hoeksema & J. van der Land. 1999. Appendix: List of extant stony corals. Atoll Research Bulletin 459: 13–46.
[H04] Haeckel, E. 1899–1904. Kunstformen der Natur. Bibliographisches Institut: Leipzig und Wien.
[M09] McKinney, D. 2009. A survey of the scleractinian corals at Mermaid, Scott, and Seringapatam Reefs, Western Australia. Records of the Western Australian Museum Supplement 77: 105–143.
[U85] Unesco. 1985. Coral taxonomy: results and recommendations of a regional Unesco (COMAR)/ UNEP workshop with advanced training. Unesco Reports in Marine Science 33: 1–42.
[V90] Veron, J. E. N. 1990. Re-examination of the reef corals of Cocos (Keeling) Atoll. Records of the Western Australian Museum 14 (4): 553–581.