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Cyatheacidites annulatus

Polypodiopsida - Dicksoniaceae

Taxonomy
Cyatheacidites annulatus was named by Cookson (1947). It is considered to be a form taxon. It is a 3D fossil preserving soft parts.

Synonymy list
YearName and author
1947Cyatheacidites annulatus Cookson
2020Cyatheacidites annulatus Santamarina et al. p. 53
2023Cyatheacidites annulatus Perez Loinaze et al.

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RankNameAuthor
kingdomPlantae
phylumPteridophyta
classPolypodiopsida
RankNameAuthor
familyDicksoniaceaeSchomb 1849
genusCyatheaciditesPotonié 1956
speciesannulatusCookson 1947

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.

†Cyatheacidites annulatus Cookson 1947
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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
Spore diameter20.0470.0410.0550.0480.010

No ecological data are available

Age range: base of the Aptian to the top of the Middle Miocene or 125.00000 to 11.60800 Ma

Collections (74 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Cretaceous - Late/Upper Cretaceous145.0 - 66.0Antarctica (Antarctic peninsula) Cyatheacidites annulatus (172746)
Barremian - Santonian129.4 - 83.6Antarctica Cyatheacidites annulatus (153420)
Aptian125.0 - 113.0Antarctica (Byers Peninsula) Cyatheacidites annulatus (151291)
Albian113.0 - 100.5Antarctica Cyatheacidites annulatus (153429 153431 153432)
Albian - Cenomanian113.0 - 93.9Antarctica Cyatheacidites annulatus (153421 153423)
Middle Albian - Late/Upper Albian109.0 - 99.6Antarctica Cyatheacidites annulatus (153430)
Cenomanian100.5 - 93.9Antarctica Cyatheacidites annulatus (153426 153428)
Late/Upper Turonian - Early/Lower Coniacian93.5 - 85.8Antarctica Cyatheacidites annulatus (169324 169325 169326)
Coniacian - Early/Lower Santonian89.8 - 83.5Antarctica Cyatheacidites annulatus (169329 169330 169331 169332 169334 169335 169337 169338 169339 169340 169341 169342 169343 169344 169346 169348 169349 169351 169352)
Santonian - Campanian86.3 - 72.1Antarctica Cyatheacidites annulatus (150509 169354)
Campanian83.6 - 72.1Antarctica Cyatheacidites annulatus (153425)
Campanian - Maastrichtian83.6 - 66.0Antarctica Cyatheacidites annulatus (153427)
Late/Upper Campanian - Early/Lower Maastrichtian83.5 - 66.0Argentina (Mendoza) Cyatheacidites annulatus (168549)
Maastrichtian72.1 - 66.0Argentina (Santa Cruz) Cyatheacidites annulatus (234761)
Maastrichtian72.1 - 66.0Argentina (Chubut) Cyatheacidites annulatus (149815 150882 151446 151452)
Early/Lower Maastrichtian70.6 - 66.0Antarctica Cyatheacidites annulatus (75458)
Early/Lower Maastrichtian70.6 - 66.0Argentina (Santa Cruz) Cyatheacidites annulatus (206968)
Danian66.0 - 61.6Argentina (Chubut) Cyatheacidites annulatus (151453 151454 151455 151456 151460 151463)
Early/Lower Paleocene - Danian66.0 - 61.6Antarctica (Seymour Island) Cyatheacidites annulatus (167469)
Eocene56.0 - 33.9Argentina (Santa Cruz) Cyatheacidites annulatus (167895 167896 167897 167899 167900)
Late/Upper Eocene - Oligocene37.2 - 23.03Chile (Doceava Región) Cyatheacidites annulatus (151436)
Early/Lower Oligocene33.9 - 28.4Australia (Tasmania) Cyatheacidites annulatus (166832)
Early/Lower Oligocene - Early/Lower Miocene33.9 - 15.97Australia (Victoria) Cyatheacidites annulatus (169237)
Late/Upper Oligocene28.4 - 23.03Argentina (Santa Cruz) Cyatheacidites annulatus (151587)
Late/Upper Oligocene - Early/Lower Miocene28.4 - 15.97Argentina (Santa Cruz) Cyatheacidites annulatus (142322 142323 142324)
Late/Upper Oligocene - Early/Lower Miocene28.4 - 15.97Argentina (Chubut) Cyatheacidites annulatus (143211 143212 143213 143214)
Late/Upper Oligocene - Early/Lower Miocene28.4 - 15.97Australia (Tasmania) Cyatheacidites annulatus (166703 167314)
Late/Upper Oligocene - Middle Miocene28.4 - 11.608Argentina (Tierra del Fuego) Cyatheacidites annulatus (169381)
Late/Upper Oligocene - Miocene28.4 - 5.333Argentina Cyatheacidites annulatus (169468)
Early/Lower Miocene - Middle Miocene23.03 - 11.608Argentina (Tierra del Fuego) Cyatheacidites annulatus (166708)
Middle Miocene15.97 - 11.608Australia (New South Wales) Cyatheacidites annulatus (224044)