The Eocene sea urchins from Plače near Ajdovščina, Western Slovenia

Considered are Eocene sea urchins from Pla~e near Ajdov{~ina. Nine specimens were found and eight distinct genera determined: Conoclypus, Echinolampas, Rhyncholampas, Ditremaster, Schizaster, Linthia, Cyclaster and Macropneustes. The species of listed generaindicate Middle Eocene – Lutetian age of b...

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Bibliographic Details
Main Author: Vasja Mikuž
Format: Article
Language:English
Published: Geological Survey of Slovenia 2007-12-01
Series:Geologija
Subjects:
Online Access:http://www.geologija-revija.si/dokument.aspx?id=502
Description
Summary:Considered are Eocene sea urchins from Pla~e near Ajdov{~ina. Nine specimens were found and eight distinct genera determined: Conoclypus, Echinolampas, Rhyncholampas, Ditremaster, Schizaster, Linthia, Cyclaster and Macropneustes. The species of listed generaindicate Middle Eocene – Lutetian age of beds. The sea urchin assemblage is of mixed character, recorded were forms typical for shallow environments, and others typical for deeper marine environments. The entire assemblage from Pla~e is comparable with Eocene assemblages of sea urchins of the Tethys sedimentation region.
ISSN:0016-7789
1854-620X