Nannotax3 - ntax_cenozoic - Isochrysidaceae


Classification: ntax_cenozoic -> Isochrysidales -> Isochrysidaceae
Sister taxa: Noelaerhabdaceae, Prinsiaceae, Isochrysidaceae

Daughter taxa (time control age-window is: 0-800Ma)Granddaughter taxa

D. gilva
D. rotunda


I. galbana
I. litoralis
I. maritima
I. nuda


R. lamellosa

Similar to Isochrysis, but plastids orange rather than brown.
T. lutea


Citation: Isochrysidaceae Pascher, 1910
Rank: Family

Distinguishing features:
Parent taxon (Isochrysidales): 2N: Mostly placolith heterococcoliths with R-unit dominant. Non-motile
N: non-calcifying, motile, with vestigial haptonema.

This taxon: Non-calcifying Isochrysidales

Farinacci & Howe catalog pages: Isochrysidaceae [no catalog entry yet]



Search data:
MetricsLith size: 0->0┬Ám;
The morphological data given here can be used on the advanced search page. See also these notes

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:


Pascher, A. (1910). Chrysomonaden aus dem Hirschberger Grossteiche. Monographien und Abhandlungen zur Internationalen Revue der gesamten Hydrobiologie und Hydrographie. 1: 66-. gs


Isochrysidaceae compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 3-7-2022

Taxon Search:
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Short stable page link: Go to to create a permanent copy of this page - citation notes

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