Family
Calceolidae King, 1846
Selection of related publications
Jeppsson, L., Calner, M., Eriksson, M. 2005. Locality descriptions.  Sveriges Geologiska Undersökning, Rapporter och Meddelanden   121,      22-47.
Johannessen, W. H. 1998. Two species of the operculate rugose coral genus Rhizophyllum from Ludlovian beds on Gotland.  GFF   120,   1,   1-16. DOI:10.1080/11035899801201001
Johannessen, W. H. 1995. Species of the Silurian operculate rugose coral genera Araeopoma and Rhytidophyllum.  GFF   117,   1,   31-41. DOI:10.1080/11035899509546194
Johannessen, W. H. 1993. Species of the Silurian operculate coral genus Goniophyllum.  GFF   115,   2,   119-143. DOI:10.1080/11035899309452743
Brood, K. 1981. Vattenfall project-international cooperation in paleontology.  Fauna och flora   76,      119-128.
Dybowski,  W. 1874. Monographie der Zoantharia sclerodermata rugosa aus der Silurformation Estlands, Nord-Livlands und der Insel Gotland, nebst einer Synopsis aller palaezoischen Gattungen  dieser Abtheilung und einer Synonymik der dazu gehörigen, bereits bekannten Arten.  Archiv für die Naturkunde Liv-, Ehst- und Kurlands   5,   3,   257-414.  Heinrich Laakmann. 
List of species
3. Goniophyllum pyramidale (Hisinger, 1831) | Silurian
4. Rhizophyllum elongatum Lindström, 1882 | Ludlow
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Cnidaria | 
| Subphylum | Anthozoa | 
| Subclass | Rugosa | 
| Order | Cystiphyllida | 
| Family | Calceolidae | 
| Genus | Araeopoma | 
| Calceola | |
| Goniophyllum | |
| Rhizophyllum | |
| Rhytidophyllum | |
| Family | Cystiphyllidae | 
| Digonophyllidae | |
| Fletcheriidae | |
| Goniophyllidae | |
| Holmophyllidae | |
| Palaeocyclidae | |
| Pholidophyllidae | |
| Tryplasmatidae |