sugukond
Grorudiidae Cocks et Rong, 1989
Valik taksonit käsitlevast teaduskirjandusest
Madison, A. A. 2012. Formation of Cardinal Process in Ordovician Strophomenids.  Paleontological Journal   46,   12,   1362-1374. DOI:10.1134/S0031030112120039
Hints, L., Harper, D. A. T. 2008. The brachiopods Alwynella and Grorudia: homeomorphic plectambonitoids in the Middle and Upper Ordovician of Baltoscandia.  Earth and Environmental Science Transactions of the Royal Society of Edinburgh   98,   3-4,   271-280. DOI:10.1017/S1755691007080358
Leitud liigid
2. Grorudia grorudi Spjeldnaes, 1957 | Kukruse lade
4. Lynnica fragilis Madison, 2012 | Kunda lade
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Klassifikatsioon
| organismirühm | Biota | 
| riik | Animalia | 
| hõimkond | Brachiopoda | 
| alamhõimkond | Rhynchonelliformea | 
| klass | Strophomenata | 
| selts | Strophomenida | 
| ülemsugukond | Plectambonitoidea | 
| sugukond | Alwynellidae | 
| Bimuriidae | |
| Grorudiidae | |
| perekond | Calyptolepta | 
| Grorudia | |
| Lynnica | |
| Tetraodontella | |
| sugukond | Hesperomenidae | 
| Leptellinidae | |
| Leptestiidae | |
| Plectambonitidae | |
| Sowerbyellidae | |
| Taffiidae | |
| Xenambonitidae | |
| liik | Uko ornata | 
 See also