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Monotypic taxon:
Order †
Gigantonomiales
- gigantopterids
(plant)
Taxa
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Entity:
..†Blanzyopteris (Genus)
..†Karinopteris (Genus)
..†Gigantonomiales (Order) - gigantopterids
Concise hierarchy
(Kingdom)
Plantae
-
(Phylum)
Tracheophyta
-
(Class)
Pteridospermopsida
Current position
†
Pteridospermopsida
(Class)
Ref:
C.J. Cleal & B.A. Thomas, 1995
: 13.
[assumed]
Alternative positions
†
(Class)
Ref:
C.J. Cleal & B.A. Thomas, 1995
: 13.
Historical positions
†
(Class)
Ref:
C.J. Cleal & B.A. Thomas, 1995
: 13.
Number of Subtaxa
2024
Available in Systema Naturae 2000
†1f
1989-present
Systema Naturae 2000
: 30 Aug 2022
[; †1f]
1995
C.J. Cleal & B.A. Thomas
: 13
[; †1f]
©2004-2024 Universal Taxonomic Services
Last updated:
1 Feb 2024