Biology:Allogromiida

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Short description: Order of single-celled organisms

Allogromiida
Temporal range: Early Cambrian - Recent
EB1911 Foraminifera - Allogromiidea.jpg
Allogromiidea
Scientific classification
(unranked):
(unranked):
Phylum:
Granuloreticulosa
Subphylum:
Class:
Order:
Allogromiida
Superfamilies

Allogromida incertae sedis
Ammodiscacea
Astrorhizacea
Hippocrepinacea
Lagynacea
Komokiacea

The Allogromiida is an order of single-chambered, mostly organic-walled foraminiferans, including some that produce agglutinated tests (Lagynacea). Genetic studies indicate that some foraminiferans with agglutinated tests, previously included in the Textulariida or as their own order Astrorhizida, may also belong here. Allogromiids produce relatively simple tests, usually with a single chamber, similar to those of other protists such as Gromia. They are found as both marine and freshwater forms, and are the oldest forms known from the fossil record.

Genus

References

Further reading

  • Gooday, Andrew; Hori, Saori; Todo, Yuko (23 August 2002). "Soft-walled, monothalamous benthic foraminiferans in the Pacific, Indian and Atlantic Oceans: aspects of biodiversity and biogeography". Deep-Sea Research Part I: Oceanographic Research Papers 52 (1): 33–53. doi:10.1016/j.dsr.2003.07.002. 

Wikidata ☰ Q580166 entry