Biology:Robertinida

Short description: Order of single-celled organisms

Robertinida Temporal range: Middle Triassic–recent PreЄ Є 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. [1]

Wikidata ☰ Q2159380 entry