Genus
Holophragma Lindström, 1896
Selection of related publications
Jeppsson, L., Calner, M., Eriksson, M. 2005. Locality descriptions.  Sveriges Geologiska Undersökning, Rapporter och Meddelanden   121,      22-47.
Neuman, B. E. E. 1988. Some aspects of life strategies of Early Palaeozoic rugose corals.  Lethaia   21,   2,   97-114. DOI:10.1111/j.1502-3931.1988.tb02061.x
Brood, K. 1981. Vattenfall project-international cooperation in paleontology.  Fauna och flora   76,      119-128.
Dybowski, W. N. 1874. Monographie der Zoantharia sclerodermata rugosa aus der Silurformation Estlands, Nord-Livlands und der Insel Gotland (Fortsetzung).  Archiv für die Naturkunde Liv-, Ehst- und Kurlands   5,   4,   415-531.  Druck von Heinr. Laakmann. 
List of species
2. Holophragma duncanae Spjeldnæs, 1960 | Ordovician
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Cnidaria | 
| Subphylum | Anthozoa | 
| Subclass | Rugosa | 
| Order | Stauriida | 
| Suborder | Lycophyllina | 
| Family | Lykophyllidae | 
| Genus | Desmophyllum | 
| Hercophyllum | |
| Holophragma | |
| Species | calceoloides | 
| duncanae | |
| Genus | Neocystiphyllum | 
| Onychophyllum | |
| Phaulactis | |
| Plasmophyllum | |
| Pycnactis | |
| Rukhinia | |
| Sverigophyllum |