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Ischyosporites

Pteridopsida

Taxonomy
Ischyosporites was named by Balme (1957). It is considered to be a form taxon.

It was assigned to Pteridopsida by Balme (1957); and to Schizaeaceae by Povilauskas et al. (2008).

Synonymy list
YearName and author
1957Ischyosporites Balme
2008Ischyosporites Povilauskas et al. p. 822

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RankNameAuthor
kingdomPlantae
phylumPteridophyta
RankNameAuthor
classPteridopsidaRitgen 1828
genusIschyosporitesBalme 1957

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. †Ischyosporites Balme 1957
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†Ischyosporites arkellii Batten 1970
†Ischyosporites gremius Stover 1973
†Ischyosporites irregularis Sah and Jain 1965
†Ischyosporites problematicus Jaramillo and Dilcher 2001
†Ischyosporites punctatus Cookson and Dettmann 1958
†Ischyosporites scaberis Cookson and Dettmann 1958
†Ischyosporites variegatus Schultz 1967
†Ischyosporites volkheimeri Filatoff 1975
Diagnosis
No diagnoses are available
Measurements
partNmeans.d.
Spore diameter10.048-
microspore diameter60.0380.004

No ecological data are available

Age range: base of the Late/Upper Sinemurian to the top of the Early/Lower Pliocene or 199.50000 to 3.60000 Ma

Collections (121 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Jurassic201.4 - 174.7India (Rajasthan) I. crateris (226933)
Late/Upper Sinemurian199.5 - 192.9Argentina (Neuquén) I. sp. (151448)
Middle Jurassic - Late/Upper Cenomanian174.7 - 93.9Egypt (Western Desert) I. spp. (139303)
Bathonian168.2 - 165.3Morocco (Figuig) I. variegatus (176120)
Bathonian - Oxfordian168.2 - 154.8Egypt (Western Desert) I. spp. (139313 139315)
Late/Upper Jurassic161.5 - 143.1India (Andhra Pradesh) I. sp. (224604)
Late/Upper Jurassic161.5 - 143.1India (Jharkhand) I. irregularis (224607)
Early/Lower Cretaceous143.1 - 100.5India (Gujarat) I. crateris (32379)
Hauterivian132.6 - 125.77Egypt (Western Desert) I. spp. (139319 139323)
Hauterivian132.6 - 125.77Portugal I. crateris (73484 73496)
Hauterivian - Barremian132.6 - 121.4Egypt (Western Desert) I. spp. (142218)
Barremian125.77 - 121.4Portugal I. crateris (73498)
Aptian121.4 - 113.2Egypt (Western Desert) I. spp. (142220)
Aptian - Early/Lower Albian121.4 - 110.1Egypt (Western Desert) I. spp. (139326)
Aptian - Albian121.4 - 100.5Peru (Loreto) I. variegatus (144299)
Late/Upper Aptian - Early/Lower Albian119.57 - 110.1India (Gujarat) I. crateris (32378)
Early/Lower Albian - Middle Albian113.2 - 106.3Brazil (Maranhao) I. sp. (144232 144233)
Albian113.2 - 100.5Antarctica I. volkheimeri (153432) I. volkheimeri, I. punctatus (153429)
Albian113.2 - 100.5Australia (South Australia) I. punctatus (164489 164490 164529 164530)
Albian113.2 - 100.5Egypt (Western Desert) I. spp. (142221)
Albian - Cenomanian113.2 - 93.9North Atlantic I. punctatus (142273)
Albian - Early/Lower Cenomanian113.2 - 93.9North Atlantic I. punctatus (140569)
Late/Upper Albian - Early/Lower Cenomanian106.3 - 93.9Egypt (Western Desert) I. spp. (139332)
Cenomanian100.5 - 93.9Israel (Ramon) I. sp. (144298)
Cenomanian100.5 - 93.9Antarctica I. volkheimeri (153426 153428)
Cenomanian - Turonian100.5 - 89.8Brazil (Sergipe) I. sp. (144280)
Late/Upper Cretaceous - Eocene100.5 - 33.9New Zealand (Canterbury) I. variegatus (170882 170888 170892 170893 170906)
Late/Upper Turonian - Early/Lower Coniacian93.9 - 85.7Antarctica I. volkheimeri (169324 169325 169326)
Coniacian - Early/Lower Santonian89.8 - 83.6Antarctica I. volkheimeri (169329 169330 169331 169332 169334 169335 169337 169338 169339 169340 169341 169342 169343 169344 169346 169348 169349 169351 169352)
Santonian - Campanian85.7 - 72.2Antarctica I. volkheimeri (150509 169354)
Campanian83.6 - 72.2Antarctica I. volkheimeri (153425)
Late/Upper Campanian83.6 - 72.2Antarctica I. volkheimeri (150182)
Campanian - Maastrichtian83.6 - 66.0Antarctica I. volkheimeri (153427)
Late/Upper Campanian - Early/Lower Maastrichtian83.6 - 66.0Argentina (Mendoza) I. gremius (168549)
Late/Upper Campanian - Early/Lower Maastrichtian83.6 - 66.0Argentina (Río Negro) I. gremius, I. variegatus (241237)
Late/Upper Maastrichtian72.2 - 66.0Argentina (Río Negro) I. granulosus (238219)
Maastrichtian72.2 - 66.0Argentina (Santa Cruz) I. punctatus (168708 240042 240049 240054) I. sp. (239938 240032) I. sp. 1 (240039) I. sp. 1, I. volkheimeri (240036 240037) I. volkheimeri (149974 240033 240046)
Maastrichtian72.2 - 66.0Argentina (Chubut) I. sp. (168394)
Danian66.0 - 61.66Argentina (Santa Cruz) I. gremius (240051) I. gremius, I. punctatus (240081) I. punctatus (240050 240080) I. volkheimeri (240089 240438 240526 240548) I. volkheimeri, I. gremius, I. punctatus (149975)
Late/Upper Paleocene59.24 - 56.0Colombia I. problematicus (28563 28564 28565)
Late/Upper Paleocene59.24 - 56.0Australia (New South Wales) I. sp. (167491 167511)
Early/Lower Eocene56.0 - 48.07Colombia I. problematicus (28772)
Early/Lower Eocene56.0 - 48.07Australia (Tasmania) I. gremius, I. irregularis (166741)
Early/Lower Eocene56.0 - 48.07Southern Ocean I. sp. (169266 169267 169269 169272 169273 169274 169275)
Early/Lower Eocene - Oligocene56.0 - 23.04Antarctica (King George Island) I. asolidus, I. sp. 1, I. sp. 2 (167920)
Middle Eocene48.07 - 37.71Argentina (Tierra del Fuego) I. sp. (169358)
Early/Lower Oligocene33.9 - 27.3Australia (Tasmania) I. irregularis (166832)
Oligocene33.9 - 23.04Spain (A Coruña) I. foveasolidus (154035)
Early/Lower Oligocene - Early/Lower Miocene33.9 - 15.98Australia (Victoria) I. lachlanensis, I. gremius (167544)
Late/Upper Oligocene - Early/Lower Miocene27.3 - 15.98Argentina (Chubut) I. areapunctatis (143211 143212 143213 143214)
Late/Upper Oligocene - Early/Lower Miocene27.3 - 15.98Australia (Tasmania) I. sp. (166703)
Late/Upper Oligocene - Early/Lower Miocene27.3 - 15.98Argentina (Santa Cruz) I. areapunctatis (142322 142323) I. areapunctatus (142324)
Middle Miocene - Early/Lower Pliocene15.98 - 3.6Falkland Islands (Malvinas) I. areapunctatis (169355 169356)