Daughter taxa (time control age-window is: 0-800Ma)![]() | ||||
Vexillarius cancellifer Process flaring distally. | ||||
![]() | Vexillarius cereus Process spine-like, tapering. | |||
![]() | Vexillarius iaculifer Process lozenge-shaped; maximum width about half-way up process. | |||
Vexillarius sp. 1 Process very long, parallel-sided, spine | ||||
Vexillarius acerviphora Process narrow, weakly tapering; c-area with axial plate. | ||||
Vexillarius sp. Specimens which cannot be assigned to established species |
Taxonomy:
Distinguishing features:
Parent taxon (Papposphaeraceae): Narrow-rimmed muroliths, mostly with prominent central structures.
This taxon: Coccosphere dimorphic. CFCs (and some dispersed liths) with quadrate central process supported by transverse bar.
BCs open or with concetric/longitudinal bars.
Farinacci & Howe catalog pages: Vexillarius, Porsildia *
Morphology:
LITHS: murolith, elliptical, CA: ca_disjunct, process, CSPH: elongated, equant, BC-dimorphic, |
Lith size: 0.5->1µm; |
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:
Andruleit, A. & Jordan, R. W. (2016). Further observations on Vexillarius cancellifer Jordan & Chamberlain. Revue de Micropaléontologie. 59: 227-231. gs Andruleit, H. & Jordan, R. W. (2017). Two new species of Vexillarius (Prymnesiophyceae) from the eastern Indian Ocean. Phycologia. 56(5): 510-516. gs Jordan, R. W. & Chamberlain, A. H. L. (1992). Vexillarius cancellifer gen. et sp. nov., and its possible affinities with other living coccolithophorids. In, Hamrsmid, B. & Young, J. R. (eds) Nannoplankton Research, Proceedings of the 4th INA Conference, Prague 1991, vol II. Knihovnicka ZPN . 14b: 305-325. gs Thomsen, H. A. & Ostergaard, J. B. (2015). Coccolithophorids in Polar Waters: Mercedesia gen. nov., Ericiolus, Quaternariella and Porsildia gen. nov. Acta Protozoologica. 54: 155-169. gs References:
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Vexillarius compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 13-2-2025
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=1485 Go to Archive.is to create a permanent copy of this page - citation notes |
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