Selection of related publications
Malinky, J. M., Eriksson, M. E., Ahlberg, P. 2009. ‘Mediterranean Province' hyoliths from the middle Cambrian and Upper Ordovician of Sweden. GFF 131, 4, 281-291. DOI:10.1080/11035890903458693
Malinky, J. M., Berg-Madsen, V. 1999. A revision of Holm's Early and Early Mid Cambrian hyoliths of Sweden. Palaeontology 42, 1, 25-65. DOI:10.1111/1475-4983.00061
Dzik, J. 1980. Ontogeny of Bactrotheca and related hyoliths. GFF 102, 3, 223-233. DOI:10.1080/11035898009455162
List of species
2. Bactrotheca dens (Holm, 1893) | Uhaku Stage
3. Bactrotheca quadrangularis (Holm, 1893) | Ordovician
5. Decoritheca affinis (Holm, 1893) | Middle Cambrian (old nomenclature)
8. Quadrotheca quadrangularis (Holm, 1893) | Kunda Stage
9. Semielliptotheca rosmara (Holm, 1893) | Kunda Stage
10. Trapezotheca aemula (Holm, 1893) | Kunda Stage
11. Trapezotheca dens (Holm, 1893) | Kunda Stage
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Classification
Organism group | Biota |
Kingdom | Animalia |
Phylum | Mollusca |
Class | Hyolitha |
Order | Aimitidae |
Allathecidae | |
Hyolithida | |
Orthothecida | |
Family | Novitatidae |
Orthothecidae | |
Quadrothecidae | |
Circothecidae |