Distinguishing features: Nannoliths intermediate between Nannoconacaea and Braarudosphaeraceae
|Daughter taxa (time control age-window is: 0-800Ma)||Granddaughter taxa|
Six-rayed, stellate to hexagonal nannoliths.
Globular and stellate nannoliths formed of 5-8 segments of stacked elements. Nannoconus-like in side view.
Farinacci & Howe catalog pages: Transitional genera [no catalog entry yet]
Distinguishing features: Nannoliths intermediate between Nannoconacaea and BraarudosphaeraceaeSearch data:
|Metrics||Lith size: 0->0µm;|
Last occurrence (top): within Berriasian Stage (139.39-145.01Ma, top in Berriasian stage). Data source:
First occurrence (base): within Tithonian Stage (145.01-152.06Ma, base in Tithonian stage). Data source:
Plot of occurrence data:
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