Subfamily
Coelostylinae Weyer, 1973
Selection of related publications
Weyer, D. 1973. Über den Ursprung der Calostylidae Zittel 1879 (Anthozoa Rugosa, Ordoviz-Silur).  Freiberger Forschungsheft   C282,      23-87.
Reiman, V. M. 1958. New rugose corals from upper Ordovician and Llandoverian deposits of Baltic.  ENSV TA Geoloogia Instituudi Uurimused   II,      33-47.
Kaljo, D. 1957. The Baltic Ordovician and Llandoverian Codonophyllacea.  Loodusuurijate Seltsi Aastaraamat 1957, pp. 153-168.   Loodusuurijate Selts Eesti NSV Teaduste Akadeemia juures. 
List of species
1. Coelolasma neumani Weyer, 1973 | Upper Ordovician
2. Coelostylis compactum (Hill, 1953) | Ordovician
3. Coelostylis duncanae Weyer, 1973 | Upper Ordovician
4. Coelostylis plicata (Sytova, 1975) | Viru Series
5. Coelostylis toernquisti (Lindström, 1873) | Upper Ordovician
6. Estonielasma antiqua (Reiman, 1958) | Vormsi Stage
7. Estonielasma hemicymatelasma (Reiman, 1957) | Vormsi Stage
8. Estonielasma praecox (Kaljo, 1957) | Oandu Stage
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Cnidaria | 
| Subphylum | Anthozoa | 
| Subclass | Rugosa | 
| Order | Stauriida | 
| Suborder | Calostylina | 
| Family | Lambelasmatidae | 
| Subfamily | Coelostylinae | 
| Genus | Coelolasma | 
| Coelostylis | |
| Estonielasma | |
| Subfamily | Lambelasmatinae |