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Crown clade: Foraminifera Eichwald 1830 [Richardson & Lipps 2020] (organism)
 Entity: 

Basic information

Status : extant

Phylogeny

Apomorphy : 1) presence of granuloreticulose pseudopodia Ref: S.L. Richardson & J.H. Lipps, 2020: [67] (definition).
Apomorphy : 2) presence of a unique helix in Domain III of the small subunit ribosomal RNA (the novel helix lies between Helices 41 and 39 in Domain III and is up to 350 nucleotides in length; Habura et al., 2004b: figs. 2, 3; Bowser et al., 2006: fig. 5.2) Ref: S.L. Richardson & J.H. Lipps, 2020: [67].
Apomorphy : 3) occurrence of 20 unique spliceosomal introns in the gene sequences that code for the two foraminiferan actin paralogs (Flakowski et al., 2006: fig. 2) Ref: S.L. Richardson & J.H. Lipps, 2020: [67].
Character : with simple or chambered shell (test) of calcareous, chitinous, or foreign materials with one or many openings Ref: T.I. Storer et al., 1979: 356.
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Last updated: 1 Feb 2024