Distinguishing features:
Parent taxon (Rarer genera): Less common genera
This taxon: Cavate holococcolith with central septum
Daughter taxa (time control age-window is: 0-800Ma) | ||||
Duocameratus leariae Kite-shaped in typical view, with septum running along long axis, pointed end with thickening of the wall | ||||
Duocameratus sianiae Pentagonal shape in profile with flattened base, and pointed distal surface and slightly flaring walls; septum central. | ||||
Duocameratus sp. Specimens not identified to species level |
Taxonomy:
Farinacci & Howe catalog pages: Duocameratus *
Distinguishing features:
Parent taxon (Rarer genera): Less common genera
This taxon: Cavate holococcolith with central septum
Search data:
LITHS: holococcolith, pentagonal, quadrate, hollow, CA: bar, CROSS-POLARS: 1ou, |
Lith size: 2.5->5µm; Data source notes: size range of included species |
Geological Range:
Last occurrence (top): at top of Turonian Stage (100% up, 89.4Ma, in Turonian stage). Data source: Total of ranges of the species in this database
First occurrence (base): within Cenomanian Stage (93.90-100.50Ma, base in Cenomanian stage). Data source: Total of ranges of species in this database
Plot of occurrence data:
Duocameratus compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 20-9-2024
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=10400 Go to Archive.is to create a permanent copy of this page - citation notes |
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