The Taxonomicon

Home

Site map | Contact

Under construction

Crown clade: Rhizaria Cavalier-Smith 2002 [Simpson 2020] (organism)

Entity:

Concise hierarchy

(Kingdom) Chromista

Phylogeny

Crown clade		Ref: A.G.B. Simpson, 2020: [61] ("minimum-crown-clade").
Reference phylogeny [PhyloCode]		Ref: A.G.B. Simpson, 2020: [61] (Sierra et al., 2016: fig. 1).

Defined by the most recent common ancestor (and all its descendants) of

*Bigelowiella natans* Moestrup & Sengco, 2001		Ref: A.G.B. Simpson, 2020: [61].
*Bonamia ostreae* Pichot, Comps, Tigé, Grizel & Rabouin, 1980		Ref: A.G.B. Simpson, 2020: [61].
*Collozoum inerme* (Müller, 1855)		Ref: A.G.B. Simpson, 2020: [61].
*Gromia sphaerica* Gooday, Bowser, Bett & Smith, 2000		Ref: A.G.B. Simpson, 2020: [61].
*Plasmodiophora brassicae* Woronin, 1877		Ref: A.G.B. Simpson, 2020: [61].
*Reticulomyxa filosa* Nauss (1949)		Ref: A.G.B. Simpson, 2020: [61].

Qualified by excluded taxon

*Tetrahymena thermophila* Nanney & McCoy, 1976		Ref: A.G.B. Simpson, 2020: [61].
*Thalassiosira pseudonana* Hasle & Heimdal (1970)		Ref: A.G.B. Simpson, 2020: [61] ("Cleve 1873").

Current position

Sar (Clade) Adl et al. 2012 [Simpson & Dunthorn 2020]

Ref: A.G.B. Simpson, 2020: [61].

Historical positions

Sar (Clade) Adl et al. 2012 [Simpson & Dunthorn 2020]

Ref: A.G.B. Simpson, 2020: [61]-65; [v].

©2004-2026 Universal Taxonomic Services

Last updated: 28 Aug 2026