Distinguishing features: Large blocky Crepidolithus ; rim broad; central opening with robust transverse bar and spine-base. Unicyclic in xpl.
Taxonomy:
Farinacci & Howe catalog pages: C. ocellatus *
Distinguishing features: Large blocky Crepidolithus ; rim broad; central opening with robust transverse bar and spine-base. Unicyclic in xpl.
Search data:Tags | LITHS: |
Metrics | Lith size: 0->0µm; |
Geological Range:
Last occurrence (top): within Early Pliensbachian Substage (187.56-190.82Ma, top in Pliensbachian stage). Data source: Crux, 1984 (original description)
First occurrence (base): within Early Pliensbachian Substage (187.56-190.82Ma, base in Pliensbachian stage). Data source: Crux, 1984 (original description)
Plot of occurrence data:
Crux, J. A. (1984). Biostratigraphy of Early Jurassic calcareous nannofossils from southwest Germany. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen. 169: 160-186. gsReferences:
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Crepidolithus ocellatus compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 25-1-2021
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