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Isabelidinium ✝

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	7400252	https://www.gbif.org/species/7400252
PaleoBioDB ID (PBDB)	276907	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=276907

Rank

genus

Taxonomy (GBIF)

Life : Chromista : Myzozoa : Dinophyceae : Peridiniales : Peridiniaceae : Isabelidinium

Taxonomy (PBDB)

Life : Peridiniales : Peridiniaceae : Isabelidinium

Taxonomic Status (GBIF)

accepted

Classification
(PBDB,GBIF)

Rank	Name	Author
order	Peridiniales
family	Peridiniaceae	Ehrenberg 1831
genus	Isabelidinium	J.K.Lentin & G.L.Williams 1977

Scientific Name

Isabelidinium J.K.Lentin & G.L.Williams, 1977

Name Published In

Palynology 1

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Isabelidinium	genus	belongs to Peridiniaceae	stated with evidence	Lentin and Williams, 1977

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

140 - 125 Ma
Early/Lower Cretaceous

Last Recorded Appearance

70.6 - 66.0 Ma
Late/Upper Cretaceous

Primary Reference (PBDB)

S. Marenssi, V. Guler, and S. Casadío, R. Guerstein, O. Papú. 2004. Sedimentology and palynology of the Calafate Formation (Maastrichtian), Austral Basin, Southern Patagonia, Argentina. Cretaceous Research 25:907-918

Fossil Distribution

Subtaxa

Name	Status	Fossil Occurrences	Oldest	Youngest
Isabelidinium acuminatum ✝ species	accepted (GBIF) listed (PBDB)	4	105 Ma Early/Lower Cretaceous	83.5 Ma Late/Upper Cretaceous
Isabelidinium amphiatum ✝ species	accepted (GBIF) listed (PBDB)	1	83.5 Ma Late/Upper Cretaceous	83.5 Ma Late/Upper Cretaceous
Isabelidinium bakeri ✝ species	accepted (GBIF) listed (PBDB)	2	83.5 Ma Late/Upper Cretaceous	72.1 Ma Late/Upper Cretaceous
Isabelidinium belfastense ✝ species	accepted (GBIF) listed (PBDB)	3	86.3 Ma Late/Upper Cretaceous	83.6 Ma Late/Upper Cretaceous
Isabelidinium cooksoniae ✝ species	accepted (GBIF) listed (PBDB)	6	86.3 Ma Late/Upper Cretaceous	70.6 Ma Late/Upper Cretaceous
Isabelidinium cretaceum ✝ species	accepted (GBIF) listed (PBDB)	22	83.6 Ma Late/Upper Cretaceous	72.1 Ma Late/Upper Cretaceous
Isabelidinium glabrum ✝ species	accepted (GBIF) listed (PBDB)	3	105 Ma Early/Lower Cretaceous	83.5 Ma Late/Upper Cretaceous
Isabelidinium korojonense ✝ species	accepted (GBIF) listed (PBDB)	5	83.5 Ma Late/Upper Cretaceous	83.5 Ma Late/Upper Cretaceous
Isabelidinium microarmum ✝ species	accepted (GBIF) listed (PBDB)	2	86.3 Ma Late/Upper Cretaceous	83.5 Ma Late/Upper Cretaceous
Isabelidinium papillum ✝ species	accepted (GBIF) listed (PBDB)	17	83.6 Ma Late/Upper Cretaceous	83.6 Ma Late/Upper Cretaceous
Isabelidinium pellucidum ✝ species	accepted (GBIF) listed (PBDB)	14	83.6 Ma Late/Upper Cretaceous	72.1 Ma Late/Upper Cretaceous
Isabelidinium ponticum ✝ species	accepted (GBIF) listed (PBDB)	14	83.6 Ma Late/Upper Cretaceous	83.6 Ma Late/Upper Cretaceous
Isabelidinium thomasii ✝ species	accepted (GBIF) listed (PBDB)	1	86.3 Ma Late/Upper Cretaceous	86.3 Ma Late/Upper Cretaceous

Obsolete Names

Name	Source	Taxon Rank	Taxonomy
Isabelia J.K.Lentin & G.L.Williams, 1975	GBIF	genus	Chromista : Myzozoa : Dinophyceae : Peridiniales : Peridiniaceae : *Isabelia*

Synonymy List

Year	Name and Author
1977	Isabelidinium Lentin and Williams

References

Marenssi S., Guler V., et al (2004) Sedimentology and palynology of the Calafate Formation (Maastrichtian), Austral Basin, Southern Patagonia, Argentina, Cretaceous Research 25, 907-918 doi:10.1016/j.cretres.2004.08.004

Guiry, M.D. & Guiry, G.M. (2019). AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. - via World Register of Marine Species

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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