Concise hierarchy
(Kingdom) Animalia - (Phylum) Chordata - (Class) Amphibia
Current position
Historical positions
| Amphibia (Class) Linnaeus, 1758 |
Ref:
1998
|
| Amphibia (Class) Linnaeus, 1758 |
Ref:
1995
|
| Amphibia (Class) Gray, 1825 |
Ref:
R.L. Carroll, 1988: 613.
|
| Amphibia (Class) Linnaeus, 1758 |
Ref:
A.S. Romer & T.S. Parsons, 1986: App. 1 (p. 622).
|
| Amphibia (Class) Linnaeus, 1758 |
Ref:
H.-P. Schultze et al., 1985: [1], 5.
|
| Amphibia (Class) Gray, 1825 |
Ref:
T.I. Storer et al., 1979
|
| Amphibia (Class) Linnaeus, 1758 |
Ref:
B. Grzimek et al., 1975 (1970): 573.
|
Number of Subtaxa