Concise hierarchy
(Kingdom) Animalia - (Phylum) Chordata - (Class) Reptilia - (Order) Placodontia
Current position
Alternative positions
Historical positions
| †Placodontia (Suborder) Owen, 1859 |
Ref:
P. Uetz, [1995-]1996: 30 Dec 1996.
|
| †Placodontia (Order) Owen, 1859 |
Ref:
B. Gardiner et al., 1989: 301.
|
| †Placodontia (Order) Owen, 1859 |
Ref:
R.L. Carroll, 1988: App. (p. 622).
|
| †Placodontia (Order) Owen, 1859 |
Ref:
B. Grzimek et al., 1973 (1971): 592.
|
| †Placodontoidea (Suborder) Peyer & Kuhn-Schnyder, 1955 |
Ref:
O. Kuhn, 1969: 11.
|
Number of Subtaxa