Homozygosphaera spinosa

Classification: ntax_cenozoic -> Holococcoliths -> bridged -> Homozygosphaera -> Homozygosphaera spinosa
Sister taxa: H. spinosa, H. triarcha, S. arethusae HOL, H. sp.


Citation: Homozygosphaera spinosa (Kamptner 1941) Deflandre, 1952
Rank: Species
Basionym: Corisphaera spinosa Kamptner 1941

Distinguishing features: Like H. arethusae but bridge higher (taller than coccolith length) and narrower.

Farinacci & Howe catalog pages: C. spinosa *

Size: Liths 1.5-2.5 µm high.

Search data:
TagsLITHS: holococcolith, elliptical, hollow, CA: plate, process, bar,
CSPH: equant, monomorphic, CROSS-POLARS: R-prominent,
MetricsLith size: 1.4->2.5µm; Coccosphere size: 8->10µm; Liths per sphere: 70->130
Data source notes: lith size (height) from Kleijne 1991; csph size from illustrated specimens;
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:


Kamptner, E. (1941). Die Coccolithineen der Südwestküste von Istrien. Annalen des Naturhistorischen Museums in Wien. 51: 54-149. gs V O

Kleijne, A. (1991). Holococcolithophorids from the Indian Ocean, Red Sea, Mediterranean Sea and North Atlantic Ocean. Marine Micropaleontology. 17: 1-76. 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


Homozygosphaera spinosa compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 13-4-2021

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=729 Go to Archive.is to create a permanent copy of this page - citation notes

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