Phormocyrtis

Daughter taxa (time control age-window is: 0-800Ma)					Granddaughter taxa
				Phormocyrtis alexandrae neptune records: 216
				Phormocyrtis cubensis neptune records: 65
				Phormocyrtis embolum neptune records: 53
				Phormocyrtis ligulata neptune records: 3
				Phormocyrtis proxima neptune records:
				Phormocyrtis striata neptune records: 6	Phormocyrtis striata exquisita Phormocyrtis striata praexquisita Phormocyrtis striata striata
				Phormocyrtis turgida neptune records: 58
				Phormocyrtis sp. neptune records: 3

Taxonomy

Catalog entries: Phormocyrtis

Original description: Theophormida (vel Tricyrtida multiradiata aperta) with numerous radial ribs enclosed in the wall of the thorax, and of the ovate or cylindrical abdomen; mouth of the latter constricted.

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): at top of Paleogene Period (100% up, 23Ma, in Aquitanian stage). Data source: Total of ranges of the species in this database
First occurrence (base): within Paleogene Period (23.03-66.04Ma, base in Danian stage). Data source: Total of ranges of species in this database

Plot of occurrence data:

• Range-bar - range as quoted above, pink interval top occurs in, green interval base occurs in.
• Triangles indicate an event for which a precise placement has been suggested
• Neptune data: This is a higher taxon page so Neptune data is not plotted. See also: customisable plot Parent: Pterocorythidae

Phormocyrtis compiled by the radiolaria@mikrotax project team viewed: 15-10-2024 Taxon Search: Advanced Search Short stable page link: https://mikrotax.org/radiolaria/index.php?id=204995 Go to Archive.is to create a permanent copy of this page - citation notes