Daughter taxa (time control age-window is: 0-800Ma) | ||||
Tessarastrum thiedei neptune records: 35 | ||||
Tessarastrum sp. neptune records: 2 |
Catalog entries: Tessarastrum
Original description: Porodiscida with four simple, undivided, chambered arms, connected by a patagium; quadrangular shell bilateral, two opposite arms of the main axis (or principal arms) different from the two others (or lateral arms).
Geological Range:
Last occurrence (top): at top of Neogene Period (100% up, 2.6Ma, in Piacenzian stage). Data source: Total of ranges of the species in this database
First occurrence (base): within Neogene Period (2.59-23.03Ma, base in Aquitanian stage). Data source: Total of ranges of species in this database
Plot of occurrence data:
Tessarastrum compiled by the radiolaria@mikrotax project team viewed: 20-9-2024
Short stable page link: https://mikrotax.org/radiolaria/index.php?id=205721 Go to Archive.is to create a permanent copy of this page - citation notes |