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Gymnospermophyta

Synonymy list
No taxonomic opinions are available

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RankNameAuthor
GymnospermophytaCleal 1994
RankNameAuthor
GymnospermophytaCleal 1994

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.

Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: base of the Givetian to the top of the Late/Upper Eocene or 387.70000 to 33.90000 Ma

Collections (515 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Givetian - Early/Lower Frasnian387.7 - 382.4Belgium Pilasporites plurigenus (22904)
Middle Famennian370.6 - 364.7USA (West Virginia) Xenotheca sp. (21198)
Late/Upper Famennian364.7 - 360.7Belgium (Namur) Xenotheca bertrandii (32277)
Tournaisian358.9 - 346.7France (SC Massif Central) G. Frond Type-1, G. Frond Type-2, G. Frond Type-3, G. Frond Type-4, G. Foliage Type-D, G. Cupule Type-A, G. Cupule Type-B, G. Cupule Type-C (21362)
Carboniferous - Permian358.9 - 252.17USA (Arizona) Alisporites sp. (10750)
Moscovian - Artinskian315.2 - 279.3USA (Arizona) Alisporites sp. (11170)
Desmoinesian313.8 - 305.9USA (Kansas) Alisporites sp. (10785 10787 10791 10792 10793 10794) Striomonosaccites sp. (10780)
Virgilian303.4 - 298.9USA (New Mexico) Alisporites zapfei (11314) Striomonosaccites sp. (11307)
Virgilian - Gzhelian303.4 - 298.9USA (Kansas) Alisporites zapfei, Alisporites plicatus (24295)
Autunian298.9 - 295.0Israel Falcisporites nuthalensis (31515 31565 31566 31567 31568 31569 31579 31581) Falcisporites stabilis, Falcisporites nuthalensis (31517)

Youngest occurrences

Time interval Ma Country or state PBDB collection number
Maastrichtian72.1 - 66.0USA (Texas) Gymnospermophyta indet. (150883)
Maastrichtian72.1 - 66.0Argentina (Chubut) Vitreisporites pallidus (151446 151452)
Maastrichtian72.1 - 66.0Antarctica Rugubivesiculites sp. A (153424)
Early/Lower Maastrichtian70.6 - 66.0China (Heilongjiang) Alisporites bilateralis (79034)
Late/Upper Maastrichtian70.6 - 66.0Romania (Hunedoara) Alisporites bilateralis (67818)
Paleocene66.0 - 56.0China (Nei Mongol) Alisporites bilateralis, Cedripites parvisaccatus (71074)
Eocene56.0 - 33.9USA (Louisiana) Cedripites spp. (11094 33762 33773 33778 33781 33786 33823)
Early/Lower Eocene55.8 - 48.6Antarctica Alisporites tenuicorpus (169265 169266 169267 169269 169270 169272 169273 169274 169275)
Early/Lower Eocene55.8 - 48.6Australia (Tasmania) Vitreisporites pallidus (166741)
Late/Upper Eocene (glacial)37.2 - 33.9Antarctica (Prydz Bay) Vitreisporites pallidus (168824)