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Monotypic taxon:
Class †
Horneophytopsida
S.V.Meyen (1978)
(plant)
Taxa
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Entity:
[Polysporangiomorpha] (Superdivision)
..[†Horneophytopsida] (Class)
....[†Horneophytales] (Order)
Concise hierarchy
(Kingdom)
Chlorobiota
Current position
Polysporangiomorpha
(Superdivision)
Ref:
P. Kenrick & P.R. Crane, 1997a
: table 7.1 (p. 228).
Alternative positions
Pteridophyta
(Division)
Schimp. (1879)
Ref:
C.J. Cleal & B.A. Thomas, 1995
: 12.
Historical positions
Polysporangiomorpha
(Superdivision)
Ref:
P. Kenrick & P.R. Crane, 1997a
: table 7.1 (p. 228).
Pteridophyta
(Division)
Schimp. (1879)
Ref:
C.J. Cleal & B.A. Thomas, 1995
: 12.
Number of Subtaxa
2024
Available in Systema Naturae 2000
†1o;1f;3g;2s
1989-present
Systema Naturae 2000
: 30 Aug 2022
[; †1o;1f]
1995
C.J. Cleal & B.A. Thomas
: 12
[; †1o;1f]
©2004-2024 Universal Taxonomic Services
Last updated:
1 Feb 2024