Astrorhizana

From Wikipedia, the free encyclopedia

Clade:Sar
Clade:Rhizaria
Phylum:Retaria
Subphylum:Foraminifera
Astrorhizana
Temporal range: Cambrian - Recent
Astrorhiza limicola
Scientific classification Edit this classification
Domain: Eukaryota
Clade: Sar
Clade: Rhizaria
Phylum: Retaria
Subphylum: Foraminifera
Class: Astrorhizata
Subclass: Astrorhizana
Saidova, 1981
Orders

Astrorhizida
Dendrofryida
Hippocrepinida
Saccamminida

Astrorhizana are a subclass of foraminifera characterized by simple tests composed of agglutinated material that can be irregular, spheroidal, or tubular and straight, branching or enrolled. Tests are non septate and consist of a single chamber following the proloculus. These are the Ammodiscacea of the Textulariina in the Treatise Part C, (Loeblich & Tappan 1964) that range from the Cambrian to Recent.

Four orders are included, the Astrorhizida, Dendrofryida, Hippocrepinida, and Saccamminida.

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