Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Periporopollenites demarcatus

Magnoliopsida

Taxonomy
Periporopollenites demarcatus was named by Stover (1973). It is not extant. It is considered to be a form taxon.

Sister species lacking formal opinion data
P. polyoratus, P. polyoratus, P. polyratus, P. spinosus, P. versicus

Synonymy list
YearName and author
1973Periporopollenites demarcatus Stover
2017Periporopollenites demarcatus Povilauskas p. 319

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomPlantae
phylumSpermatophyta
classMagnoliopsidaCronquist et al. 1996
RankNameAuthor
genusPeriporopollenitesPflug and Thomson 1953
speciesdemarcatusStover 1973

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: base of the Maastrichtian to the top of the Middle Miocene or 72.20000 to 11.63000 Ma

Collections (23 total)


Time interval Ma Country or state Original ID and collection number
Maastrichtian72.2 - 66.0Argentina (Santa Cruz) Periporopollenites demarcatus (240044 240056 240528)
Danian66.0 - 61.66Argentina (Santa Cruz) Periporopollenites demarcatus (240051 240052 240080)
Late/Upper Paleocene59.24 - 56.0Australia (New South Wales) Periporopollenites demarcatus (166738 167505 167507 167510 167516)
Early/Lower Eocene56.0 - 48.07Australia (Tasmania) Periporopollenites demarcatus (166741)
Early/Lower Eocene56.0 - 48.07Argentina (Neuquén) Periporopollenites demarcatus (171385)
Middle Eocene - Late/Upper Eocene48.07 - 33.9Argentina (Neuquén) Periporopollenites demarcatus (136911)
Late/Upper Eocene (glacial)37.71 - 33.9Antarctica (Prydz Bay) Periporopollenites demarcatus (168824)
Early/Lower Oligocene33.9 - 27.3Australia (Tasmania) Periporopollenites demarcatus (166832)
Early/Lower Oligocene - Early/Lower Miocene33.9 - 15.98Australia (Victoria) Periporopollenites demarcatus (167544 169006 169007 169237)
Late/Upper Oligocene - Early/Lower Miocene27.3 - 15.98Australia (Tasmania) Periporopollenites demarcatus (166703 167314)
Middle Miocene15.98 - 11.63Australia (New South Wales) Periporopollenites demarcatus (224044)