Robertinida

From WikiProjectMed
Jump to navigation Jump to search

Robertinida
Temporal range: Middle Triassic–recent
Scientific classification Edit this 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]