Daughter taxa (time control age-window is: 0-800Ma)![]() | ||||
![]() | Calyptrosphaera cialdii Liths with broad flat rim and central depression, hexagonal mesh fabric. | |||
![]() | ![]() | Calyptrosphaera dentata Liths with broad rim, which rises slightly higher than the central cover; cover with hexagonal mesh fabric; one tooth-like boss on the rim. |
Taxonomy:
Distinguishing features: Monomorphic - cavate
Coccoliths with broad rim and recessed distal cover without boss
Farinacci & Howe catalog pages: Calyptrosphaera -flat [no catalog entry yet]
Search data:Tags | LITHS: |
Metrics | Lith size: 0->0µm; |
Geological Range:
Last occurrence (top): Extant Data source: Total of range of species in this database
First occurrence (base): at top of No known fossil record modern (100% up, 0Ma, in "Holocene" stage). Data source: Total of range of species in this database
Plot of occurrence data:
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Calyptrosphaera -flat compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 28-2-2021
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=216 Go to Archive.is to create a permanent copy of this page - citation notes |