Mollusca
selts

Helcionellida Geyer, 1994

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Valik taksonit käsitlevast teaduskirjandusest
Ebbestad, J. O. R., Cederström, P., Peel, J. S. 2023. Helcionelloid molluscs from the lower Cambrian (Series 2, Stage 4) of southern Sweden. Historical Biology 1-29. DOI:10.1080/08912963.2023.2234393
Høyberget, M., Ebbestad, J. O. R., Funke, B., Nakrem, H. A. 2015. The shelly fauna and biostratigraphy of the lower Cambrian (provisional series 2, stage 4) Evjevik Member, Ringstrand Formation in the Mjøsa area, Norway. Norwegian Journal of Geology 95, 1, 23-56. DOI:10.17850/njg95-1-02
Isakar, M., Peel, J. S. 2007. Lower Cambriam helcionelloid molluscs from Estonia. GFF 129, 3, 255-262. DOI:10.1080/11035890701293255
Öpik, A. 1926. Über den estländischen Blauen Ton. Tartu Ülikooli juures oleva Loodusuurijate Seltsi Aruanded 33, 1, 39-47.
Leitud liigid
1. Aldanella attleborensis (Shaler et Foerste, 1888) | Alam-Kambrium (endine liigestus)
2. Aldanella kunda (Öpik, 1926) | Alam-Kambrium (endine liigestus)
5. Oelandia pauciplicata Westergård, 1936 | Kesk-Kambrium (endine liigestus)
6. Prosinuites bornholmensis Poulsen, 1967 | Alam-Kambrium (endine liigestus)
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Klassifikatsioon
organismirühmBiota
riikAnimalia
hõimkondMollusca
klassHelcionelloida
seltsHelcionellida
ülemsugukondPelagiellidea
Yochelcionelloidea
sugukondCoreospiridae
Helcionellidae
Trenellidae