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Laevigatosporites

Polypodiopsida - Polypodiaceae

Taxonomy
Laevigatosporites was named by Ibrahim (1933). It is not extant. It is considered to be a form taxon. Its type is Laevigatosporites vulgaris.

It was assigned to Pteridophyta by Wilson and Webster (1946); to Pteridopsida by Archangelsky (1973); and to Polypodiaceae by Jarzen (1982) and Perez Loinaze et al. (2023).

Synonymy list
YearName and author
1933Laevigatosporites Ibrahim
1946Laevigatosporites Wilson and Webster
1973Laevigatosporites Archangelsky
1982Laevigatosporites Jarzen p. 15
2023Laevigatosporites Perez Loinaze et al.

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RankNameAuthor
kingdomPlantae
phylumPteridophyta
classPolypodiopsida
RankNameAuthor
familyPolypodiaceae
genusLaevigatosporitesIbrahim 1933

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.

G. †Laevigatosporites Ibrahim 1933
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†Laevigatosporites arcotensis Ramanujam 1967
†Laevigatosporites cognatus Sah and Kar 1969
†Laevigatosporites discordatus Thomson and Pflug 1953
†Laevigatosporites gracilis Wilson and Webster 1946
†Laevigatosporites haardti Thomson and Pflug 1959
†Laevigatosporites irritans Thiergart and Frantz 1962
†Laevigatosporites lakiensis Sah and Kar 1969
†Laevigatosporites major Krutzsch 1959
†Laevigatosporites ovatus Wilson and Webster 1946
†Laevigatosporites punctatus Venkatachala and Kar 1968
†Laevigatosporites tibuensis Jaramillo and Dilcher 2001
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Invalid names: Psilamonoletes tibui Van der Hammen 1956 [synonym]
Diagnosis
No diagnoses are available
Measurements
partNmeans.d.
Pollen grain diameter10.013-
microspore diameter410.0290.004

No ecological data are available

Age range: base of the Eifelian to the top of the Tertiary or 393.30000 to 2.58000 Ma

Collections (584 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Eifelian393.3 - 387.7China (Guizhou) L. comutatus (22765)
Carboniferous - Permian358.9 - 251.902USA (Arizona) L. sp. (10750)
Early/Lower Pennsylvanian323.2 - 315.2USA (Arkansas) L. desmoinesensis (124904) L. desmoinesensis, L. vulgaris (124539)
Early/Lower Pennsylvanian - Middle Pennsylvanian323.2 - 307.0USA (Illinois) L. desmoinesensis (126926) L. desmoinesensis, L. medius (127313) L. ovalis (126927)
Bashkirian - Gzhelian323.2 - 298.9USA (Indiana) L. desmoinensis, L. globosus, L. medius, L. minutus, L. ovalis, L. vulgaris (23630) L. globosus, L. medius, L. minutus, L. ovalis, L. punctatus (23561)
Bashkirian - Gzhelian323.2 - 298.9USA (Illinois) L. desmoinensis, L. globosus, L. medius, L. minutus, L. ovalis, L. vulgaris (23635 23641) L. desmoinensis, L. globosus, L. medius, L. minutus, L. ovalis, L. vulgaris, L. punctatus (23516 23577 23629 23631 23647 23707) L. desmoinensis, L. globosus, L. minutus, L. ovalis, L. punctatus (23526) L. desmoinensis, L. minutus, L. ovalis, L. vulgaris (23706) L. globosus, L. medius, L. minutus, L. ovalis, L. vulgaris (23563) L. globosus, L. medius, L. minutus, L. ovalis, L. vulgaris, L. punctatus (23560 23566) L. globosus, L. medius, L. ovalis (23514)
Early/Lower Pennsylvanian - Late/Upper Pennsylvanian323.2 - 298.9USA (Oklahoma) L. ovalis, L. vulgaris (127306)
Pennsylvanian323.2 - 298.9USA (Illinois) L. desmoinensis, L. globosus, L. medius, L. minutus, L. ovalis, L. vulgaris (23702) L. vulgaris (127212)
Pennsylvanian323.2 - 298.9Canada (Nunavut) L. sp. (111662)
Atokan318.6 - 312.8USA (Indiana) L. minutus, L. globosus (11199)

Youngest occurrences
Time interval Ma Country or state PBDB collection number
Late/Upper Oligocene - Middle Miocene28.4 - 11.608Argentina (Tierra del Fuego) L. ovatus (169381)
Late/Upper Oligocene - Miocene28.4 - 5.333Argentina L. ovatus (169468)
Early/Lower Miocene - Middle Miocene23.03 - 11.608Argentina (Tierra del Fuego) L. ovatus (166708)
Early/Lower Miocene - Middle Miocene23.03 - 11.608Colombia (Cundinamarca) L. tibuensis (122034)
Miocene23.03 - 5.333India (Tamil Nadu) L. ovalis, L. gracilis, L. arcotensis, L. cognatus (224618)
Middle Miocene15.97 - 11.608Australia (New south wales) L. spp. (168992 168993 168994 168995 168996 168997 168998 168999 169000 169001 169002 169003 169004 169005)
Middle Miocene15.97 - 11.608Australia (New South Wales) L. sp. (224044)
Middle Miocene - Early/Lower Pliocene15.97 - 3.6South Atlantic (Falkland Islands) L. ovatus (169355 169356)
Late/Upper Miocene11.608 - 5.333Argentina (Catamarca) L. ovatus (137142)
Early/Lower Pleistocene - Middle Pleistocene2.588 - 0.129Australia (Tasmania) L. ovatus (166707)