Robertinida

Robertinida; Temporal range: Middle Triassic–recent PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Domain:	Eukaryota
Clade:	Diaphoretickes
Clade:	SAR
Clade:	Rhizaria
Phylum:	Retaria
Subphylum:	Foraminifera
Class:	Globothalamea
Order:	Robertinida; Loeblich & Tappan, 1984
Superfamilies
	Robertinacea ; Ceratobuliminacea; Conorboidacea; Duostominacea

The Robertinida are an order of Middle Triassic to recent, benthic foraminifera in which tests are planispirally to trochospirally coiled, with chambers provided with an internal partition and hyaline perforated walls composed of optically radiated aragonite.

References

Alfred R. Loeblich Jr and Helen Tappan,1988. Forminiferal Genera and their Classification. Foraminifera-GSI
Barun K. Sen Gupta 2002. Systematics of modern foraminifera.

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Zdroj:https://en.wikipedia.org?pojem=Robertinida
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