Nannoconus bronnimannii


Classification: ntax_mesozoic -> Braarudosphaerales -> Nannoconaceae -> Nannoconus -> N. kamptneri group -> Nannoconus bronnimannii
Sister taxa: N. aquitanicus, N. boletus, N. bonetii, N. bronnimannii, N. bucheri, N. calpidomorphus, N. colomii, N. dauvillieri, N. dislocatus, N. globulus, N. kamptneri, N. oviformis, N. vocontiensis, N. wassallii, N. wintereri

Distinguishing features: Squat, pear-shaped with bulbous basal cavity.


Taxonomy:

Citation: Nannoconus bronnimannii Trejo, 1959
Rank: Species
Synonyms: N. broennimannii (alternative spelling seen sometimes)

Farinacci & Howe catalog pages: N. bronnimanni *

Distinguishing features: Squat, pear-shaped with bulbous basal cavity.

Search data:
TagsLITHS: nannolith-radiate, circular, cylindrical, hollow, CA: vacant, CROSS-POLARS: T-prominent,
MetricsLith size: 4->8µm;
Data source notes: original description
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within Valanginian Stage (133.88-139.39Ma, top in Valanginian stage). Data source: Perch-Nielsen 1985
First occurrence (base): within Tithonian Stage (145.01-152.06Ma, base in Tithonian stage). Data source: Perch-Nielsen 1985

Plot of occurrence data:

References:

Trejo, M. (1959). Dos nuevoes especies del género Nannoconus. Ciencia (Mexicana). 19(6-7): 130-132. gs


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Nannoconus bronnimannii compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 30-7-2021

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=10727 Go to Archive.is to create a permanent copy of this page - citation notes



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