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Taxon: Family †Kotlassiidae Romer, 1934 (amphibian)
 Entity: 

Concise hierarchy

(Kingdom) Animalia - (Phylum) Chordata - (Order) Seymouriamorpha

Current position

Seymouriamorpha (Order) Watson, 1917 Ref: R.L. Carroll, 1988: 613. [implicit]

Alternative positions

Seymouriamorpha (Suborder) Watson, 1917 Ref: R.L. Carroll, 1988: 613.

Historical positions

Seymouriamorpha (Suborder) Watson, 1917 Ref: R.L. Carroll, 1988: 613.

Number of Subtaxa

2024 Available in Systema Naturae 2000 †5g
1989-present Systema Naturae 2000: 30 Aug 2019 [; †5g]
1988 R.L. Carroll: 613 [; †5g]
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Last updated: 1 Feb 2024