Daughter taxa (time control age-window is: 0-800Ma)![]() | ||||
![]() | Futyania petalosa Small circular to elliptical placoliths with narrow central area and tube-elements extended distally to form a flower-like distal structure. | |||
Futyania sp. Specimens which cannot be assigned to any established species |
Taxonomy:
Distinguishing features: Very small circular to elliptical placoliths with narrow central area and tube-elements extended distally to form an elevated flower-like distal structure.
Farinacci & Howe catalog pages: Futyania *
Search data:Tags | LITHS: placolith, circular, CA: ca_conjunct, process, closed, CSPH: equant, CROSS-POLARS: V-prominent, R-prominent, |
Metrics | Lith size: 1->2µm; Liths per sphere: 40->60 Data source notes: my obs |
Geological Range:
Last occurrence (top): in lower part of Danian Stage (22% up, 65.1Ma, in Danian stage). Data source: Total of range of species in this database
First occurrence (base): near base of Danian Stage (6% up, 65.8Ma, in Danian stage). Data source: Total of range of species in this database
Plot of occurrence data:
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Futyania compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 28-2-2021
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=598 Go to Archive.is to create a permanent copy of this page - citation notes |