Placodontiform
| Placodontiformes Temporal range: Middle - Late Triassic |
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| Skeleton of the placodontian placodontiform Henodus chelyops | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Superorder: | †Sauropterygia |
| Clade: |
†Placodontiformes Neenan et al., 2013 |
| Subgroups | |
Placodontiformes is a clade of sauropterygian marine reptiles that includes placodonts and the non-placodont Palatodonta. It was erected in 2013 with the description of Palatodonta. Placodontiformes is the most basal clade of Sauropterygia and the sister group of Eosauropterygia, which includes all other sauropterygians.
Below is a cladogram from Neenan et al. (2013) showing the position of Placodontiformes within Sauropterygia:
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