Daughter taxa (time control age-window is: 0-800Ma) | Granddaughter taxa | ||||
Balaniger HOL Monomorphic. Coccoliths are organic scales with a few pyramidal ?crystallites. | |||||
Calciarcus Monomorphic. Rhombohedral crystallites forming 3 or 4 radial converging struts attached to a scale with calcareous rim | |||||
Quaternariella HOL Monomorphic. Coccoliths are organic scales with a few rhombohedral crystallites arranged in squares. |
Taxonomy:
Distinguishing features:
Parent taxon (tubeless): Holococcoliths without a tube, flat or cap-shaped
This taxon: Lightly calcified holococcoliths, <1µm across; typically organic scales with weak calcification
Farinacci & Howe catalog pages:
Search data:
: holococcolith, |
Lith size: 0->0µm; |
Geological Range:
Last occurrence (top): Extant. Data source: Total of ranges of the species in this database
First occurrence (base): within No known fossil record modern (0.00-0.00Ma, base in "Holocene" stage). Data source: Total of ranges of species in this database
Plot of occurrence data:
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. S1: 1-132. gs References:
tubeless-minute compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 5-12-2024
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=1445 Go to Archive.is to create a permanent copy of this page - citation notes |
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