| Daughter taxa (time control age-window is: 0-800Ma) | Granddaughter taxa | ||||
| | | | Phaeocystaceae | |
Taxonomy:
Catalog entries: Phaeocystales
Original description: Swimming cells with two more or less equal flagella and a short, noncoiling haptonema; chloroplasts 1-4, parietal; cell body covered with flat scales of two sizes. Cells sometimes with ejectile material composed of a-chitin. Life cycle com plex with nonmotile and motile stages though nonmotile cells not known in all species; if present, situated parietally in ge latinous spherical or irregularly lobed colonies, usually with no appendages or scales; the former, if present, usually short or incomplete.
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
Edvardsen, B., Eikrem, W., Green, J. C., Andersen, R. A., Moon-Van Der Staay, S. Y. & Medlin, L. K. (2000). Phylogenetic reconstructions of the Haptophyta inferred from 18S ribosomal DNA sequences and available morphological data. Phycologia. 39: 19-35. gsReferences:
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Phaeocystales compiled by Jeremy R. Young viewed: 25-1-2025
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=20288 Go to Archive.is to create a permanent copy of this page - citation notes |
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