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Monotypic taxon:
Family †
Gephyrosauridae
Evans, 1980
(reptile)
Taxa
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Hierarchy
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Entity:
Rhynchocephalia (Order) - tuataras
..Sphenodontia (Clade)
..†Gephyrosauridae (Family)
....†Gephyrosaurus (Genus)
Concise hierarchy
(Kingdom)
Animalia
-
(Phylum)
Chordata
-
(Class)
Reptilia
-
(Order)
Rhynchocephalia
Current position
Rhynchocephalia
(Order)
Günther, 1867
Ref:
R.L. Carroll, 1988
: 616.
[indirect]
Alternative positions
Sphenodontida
(Order)
Carroll, 1985
Ref:
R.L. Carroll, 1988
: 616.
Historical positions
Sphenodontida
(Order)
Carroll, 1985
Ref:
R.L. Carroll, 1988
: 616.
Number of Subtaxa
2025
Available in Systema Naturae 2000
†1g;1s
1989-present
Systema Naturae 2000
: 7 Apr 2017
[; †1g]
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Last updated:
1 Feb 2024