Family
Grorudiidae Cocks et Rong, 1989
Aiheeseen liittyvät julkaisut
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
List of species
2. Grorudia grorudi Spjeldnaes, 1957 | Kukruse Stage
4. Lynnica fragilis Madison, 2012 | Kunda Stage
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Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Brachiopoda |
| Subphylum | Rhynchonelliformea |
| Class | Strophomenata |
| Order | Strophomenida |
| Superfamily | Plectambonitoidea |
| Family | Alwynellidae |
| Bimuriidae | |
| Grorudiidae | |
| Genus | Calyptolepta |
| Grorudia | |
| Lynnica | |
| Tetraodontella | |
| Family | Hesperomenidae |
| Leptellinidae | |
| Leptestiidae | |
| Plectambonitidae | |
| Sowerbyellidae | |
| Taffiidae | |
| Xenambonitidae | |
| Species | Uko ornata |
See also