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Onychiopsis psilotoides

Polypodiopsida - Polypodiaceae

Taxonomy
Hymenopteris psilotoides was named by Stokes and Webb (1824). It is not extant.

It was recombined as Onychiopsis psilotoides by Ward (1905), Knowlton (1919) and Lakhanpal et al. (1976).

Synonyms
Synonymy list
YearName and author
1824Hymenopteris psilotoides Stokes and Webb
1889Thyrsopteris angustifolia Fontaine
1889Thyrsopteris insignis Fontaine
1889Thyrsopteris microphylla Fontaine
1899Thyrsopteris dentifolia Fontaine
1905Onychiopsis psilotoides Ward
1919Onychiopsis psilotoides Knowlton
1976Onychiopsis psilotoides Lakhanpal et al.

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RankNameAuthor
kingdomPlantae
phylumPteridophyta
classPolypodiopsida
RankNameAuthor
familyPolypodiaceae
genusOnychiopsisYokoyama 1895
speciespsilotoides(Stokes and Webb 1824)

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.

Onychiopsis psilotoides Stokes and Webb 1824
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Invalid names: Thyrsopteris angustifolia Fontaine 1889 [synonym], Thyrsopteris dentifolia Fontaine 1899 [synonym], Thyrsopteris insignis Fontaine 1889 [synonym], Thyrsopteris microphylla Fontaine 1889 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: base of the Late/Upper Hauterivian to the top of the Cenomanian or 136.40000 to 93.90000 Ma

Collections (8 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Jurassic - Early/Lower Cretaceous161.5 - 100.5India (Madhya Pradesh) Onychiopsis psilotoides (224642)
Neocomian - Barremian145.0 - 125.0Canada (British Columbia) Onychiopsis psilotoides (24786)
Early/Lower Cretaceous145.0 - 100.5USA (Wyoming) Thyrsopteris dentifolia (32033)
Late/Upper Hauterivian - Early/Lower Barremian136.4 - 125.45Spain (Castilla y León) Onychiopsis psilotoides (224909)
Albian113.0 - 100.5Canada (British Columbia) Onychiopsis psilotoides (24892)
Albian113.0 - 100.5USA (Kansas) Onychiopsis psilotoides (29018)
Albian - Cenomanian113.0 - 93.9USA (Alaska) Onychiopsis psilotoides (34386)
Early/Lower Cenomanian99.6 - 93.5Canada (Alberta) Onychiopsis psilotoides (31908)