Family
Wangyuiidae Zhang, 1989
Selection of related publications
Hints, L. 2012. New Hirnantian orthide brachiopods from the type section of the Porkuni Stage (Porkuni quarry, northeastern Estonia). Estonian Journal of Earth Sciences 61, 4, 227–241. DOI:10.3176/earth.2012.4.04
Rubel, M. 2011. Silurian brachiopods Dictyonellida, Strophomenida, Productida, Orthotetida, Protorthida and Orthida from Estonia. Fossilia Baltica 4, pp. 1-133. Tartu Ülikooli geoloogia instituut.
List of species
1. Sigmelasma peepi Hints, 2012 | Porkuni Stage
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Brachiopoda |
| Subphylum | Rhynchonelliformea |
| Class | Rhynchonellata |
| Order | Orthida |
| Suborder | Orthidina |
| Superfamily | Plectorthoidea |
| Family | Cremnorthidae |
| Eoorthidae | |
| Platystrophiidae | |
| Plectorthidae | |
| Ranorthidae | |
| Rhactorthidae | |
| Wangyuiidae | |
| Genus | Sigmelasma |
| Wangyuia |
See also