Cephalopoda
sugukond

Proterocameroceratidae Hyatt, 1884

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Valik taksonit käsitlevast teaduskirjandusest
Pohle, A., Klug, C., Toom, U., Kröger, B. 2019. Conch structures, soft-tissue imprints and taphonomy of the Middle Ordovician cephalopod Tragoceras falcatum from Estonia.Fossil Imprint 75 , 1,70-78. DOI:10.2478/if-2019-0006
Kröger, B. 2012. The “Vaginaten”: the dominant cephalopods of the Baltoscandian Mid Ordovician endocerid limestone.GFF 134 , 2,115-132. DOI:10.1080/11035897.2012.691897
Mutvei, H. 1997. Siphuncular structure in Ordovician endocerid cephalopods.Acta Palaeontologica Polonica 42 , 3,375-390.
Balashov, Z. G. 1968. Èndoceratoidei ordovika SSSR.
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