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Isoetales
Taxonomy
Isoetales was named by Prantl (1874). It is extant.
It was assigned to Pteridophyta by Knowlton (1919); to Lycopsida by Hickey (1977), Lapasha and Miller (1985) and Kenrick and Crane (1997); to Lycopodiopsida by I (2016); and to Lycophyta by Prantl (1874), Taylor et al. (2008) and Vallati et al. (2020).
It was assigned to Pteridophyta by Knowlton (1919); to Lycopsida by Hickey (1977), Lapasha and Miller (1985) and Kenrick and Crane (1997); to Lycopodiopsida by I (2016); and to Lycophyta by Prantl (1874), Taylor et al. (2008) and Vallati et al. (2020).
Synonymy list
| Year | Name and author |
|---|---|
| 1874 | Isoetales Prantl pp. 116, 125 |
| 1919 | Isoetales Knowlton |
| 1977 | Isoetales Hickey |
| 1985 | Isoetales Lapasha and Miller |
| 1997 | Isoetales Kenrick and Crane |
| 2008 | Isoetales Taylor et al. p. 1028 |
| 2016 | Isoetales I p. 722 |
| 2020 | Isoetales Vallati et al. p. 6 |
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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.
Or. Isoetales Prantl 1874
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Fm. Isoetaceae Dumortier 1829
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G. †Echinosporis Krutzsch 1967
G. Isoetes Linnaeus 1753 [quillwort]
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†Isoetes brevifolius Lesquereux 1883
†Isoetes janaianus Banerji 1988
†Isoetes reticulata Hill 1987
G. †Isoetites Münster 1842
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†Isoetites brandneri Kustatscher et al. 2010
†Isoetites crociformis Muenster 1842
†Isoetites horridus Dawson 1883
†Isoetites indicus Bose and Roy 1964
†Isoetites serratifolius Bose and Roy 1964
G. †Minerisporites Potonie 1956
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†Minerisporites aequatus Villar de Seoane and Archangelsky 2008
†Minerisporites auriculatus Singh et al. 1964
†Minerisporites cutchensis Singh et al. 1964
†Minerisporites laceratus Archangelsky and Villar de Seoane 1990
†Minerisporites marginatus Potonie 1956
†Minerisporites mesosporeoides Singh et al. 1964
G. †Paralycopodites Morey and Morey 1977
Fm. †Pleuromeiaceae Corda 1852
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Invalid names: Chaloneriaceae [empty]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range
Maximum range based only on fossils: base of the Hastarian to the top of the Late/Upper Pleistocene or 358.90000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 346.7 Ma
Minimum age of oldest fossil (stem group age): 346.7 Ma
Collections (349 total)
Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Hastarian - Ivorian | United Kingdom (Scotland) | Paralycopodites brevifolius (10644) | |
| Asbian | United Kingdom (Scotland) | Paralycopodites brevifolium (21311 21313 35777 35778 35920) Paralycopodites brevifolius (10646) | |
| Pennsylvanian | USA (Kentucky) | Paralycopodites brevifolius (13892) | |
| Westphalian A | United Kingdom (England) | Paralycopodites brevifolius (37369) | |
| Westphalian A - Westphalian B | Germany | Paralycopodites brevifolius (37506) | |
| Desmoinesian | USA (Indiana) | Paralycopodites brevifolius (11041 11042 11043 11051 11053 11054 11056 11058 11107 11108) | |
| Induan | Germany (Subherzynische Senke) | Pleuromeia sternbergii (24707 24708) | |
| Induan | China (Shaanxi) | Pleuromeia sp. 1 (29913 29918 29920 29922) Pleuromeia sp. 1, Pleuromeia sp. 2 (29923) | |
| Induan | Australia (Queensland) | Pleurocaulis rewanense, Helicorhiza duckworthensis, Duckworthia isoeteformis (94541) Pleuromeia reniformis, Pleurocaulis rewanense, Cidarophyton rewanense (85560) | |
| Induan | Russian Federation | Pleuromeia sp. 1 (30450 30500 30525) | |
| Induan | Germany (Hessische Senke) | Pleuromeia sternbergii (24703 24704 24705) | |
| Induan | Spain (Ebro Basin) | Pleuromeia sternbergii (24641) | |
| Induan | Germany (Thuringer Senke) | Pleuromeia sternbergii (24706 24710 24711) | |
| Early/Lower Triassic | Japan | Pleuromeia sp. 1 (30201) | |
| Early/Lower Triassic | Germany (Eifel) | Pleuromeia oculina (24735) | |
| Early/Lower Triassic | Russian Federation | Pleuromeia sp. 1 (30447 30509 30512) | |
| Early/Lower Triassic | China (Hebei) | Pleuromeia sp. 1 (29553) | |
| Early/Lower Triassic | Germany (Suddeutsche Senke) | Pleuromeia sternbergii (24714) | |
| Early/Lower Triassic | France (Lorraine) | Pleuromeia sp. (24727) | |
| Early/Lower Triassic | China (Henan) | Pleuromeia sp. 1 (29618) | |