On the enigma of Palaenigma wrangeli (Schmidt), a conulariid with a partly non-mineralized skeleton

Palaenigma wrangeli (Schmidt) is a finger-sized fossil with a tetraradiate conical skeleton; it occurs as a rare component in fossiliferous Upper Ordovician strata of the eastern Baltic Basin and is known exclusively from north Estonia. The systematic affinities and palaeoecology of P. wrangeli rema...

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Bibliographic Details
Main Authors: Björn Kröger, Olev Vinn, Ursula Toom, Ian J. Corfe, Jukka Kuva, Michał Zatoń
Format: Article
Language:English
Published: PeerJ Inc. 2021-11-01
Series:PeerJ
Subjects:
Online Access:https://peerj.com/articles/12374.pdf