Daughter taxa (time control age-window is: 0-800Ma)![]() | ||||
| Discosphaera jerkovici Trumpet width similar to basal width | ||||
| Discosphaera tubifera Trumpet width much greater than basal width. | ||||
| Discosphaera sp. Specimens which cannot be assigned to established species | ||||
Distinguishing features:
Parent taxon (Rhabdosphaeraceae): BCs planoliths with radial lath cycle and highly-variable axial structures. Often polymorphic and/or varimorphic
This taxon: Body coccoliths with well-developed radial lath cycle; trumpet-like process; coccospheres monomorphic
Farinacci & Howe catalog pages:
Discosphaera *
| LITHS: planolith, elliptical, CA: ca_disjunct, grill, process, CSPH: equant, monomorphic, CROSS-POLARS: V-prominent, R-prominent, |
| Lith size: 2->8µm; Coccosphere size: 12->20µm; |
Geological Range:
Last occurrence (top): Extant. Data source: Total of ranges of the species in this database
First occurrence (base): within Middle Miocene Sub-Epoch (11.62-15.97Ma, base in Langhian stage). Data source: Total of ranges of species in this database
Plot of occurrence data:
Haeckel, E. (1894). Systematische Phylogenie der Protisten und Pflanzen. Reimer, Berlin. -. gs References:

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Discosphaera compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 21-4-2026
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=518 Go to Archive.is to create a permanent copy of this page - citation notes |
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