Nannotax3 - ntax_cenozoic - Acanthoica biscayensis

Acanthoica biscayensis


Classification: ntax_cenozoic -> Syracosphaerales -> Rhabdosphaeraceae -> Acanthoica -> Acanthoica biscayensis
Sister taxa: A. quattrospina, A. acanthifera, A. acanthos, A. biscayensis, A. janchenii, A. maxima, A. sp A ⟩⟨ A. backmanii, A. cohenii, A. laffittei, A. sp.

Taxonomy:

Citation: Acanthoica biscayensis Kleijne, 1992
Rank: Species

Distinguishing features:
Parent taxon (Acanthoica): Body coccoliths with well-developed radial lath cycle, low mound in centre; coccospheres polymorphic, usually some coccoliths with well-developed spines
This taxon: Like A. quattrospina but liths larger (2.5-3 µm), oblong, no gaps between radial cycle elements.

Farinacci & Howe catalog pages: A. biscayensis *

Search data:
TagsLITHS: planolith, elliptical, CA: ca_disjunct, grill, process,
CSPH: equant, AAC, CFC, CROSS-POLARS: R-prominent,
MetricsLith size: 2.5->3µm; Liths per sphere: 25->50
Data source notes: lith size from Kleijne 1992 (BC width); lith numbers from Yang & Wei 2003, range inferred from single estimate
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): Extant Data source: present in the plankton (Young et al. 2003)
First occurrence (base): within No known fossil record modern (0.00-0.00Ma, base in "Holocene" stage). Data source: [JRY rough estimate]

Plot of occurrence data:

References:

Kleijne, A. (1992). Extant Rhabdosphaeraceae (coccolithophorids, class Prymnesiophyceae) from the Indian Ocean, Red Sea, Mediterranean Sea and North Atlantic Ocean. Scripta Geologica. 100: 1-63. gs

Young, J. R., Geisen, M., Cros, L., Kleijne, A., Probert, I. & Ostergaard, J. B. (2003). A guide to extant coccolithophore taxonomy. Journal of Nannoplankton Research, Special Issue. 1: 1-132. gs V O


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Acanthoica biscayensis compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 9-12-2021

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=8 Go to Archive.is to create a permanent copy of this page - citation notes



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