nothosauria การใช้

However, most analyses still reinforce the traditional hypothesis of the sister taxon relationship between Pachypleurosauria and Nothosauria.
The placement of pachypleurosaurs within Nothosauroidea is uncertain, as several analyses recover it as basal to Eusauropterygia, e . i . the clade formed by Nothosauria and Pistosauroidea, instead as the sister taxon of Nothosauria.
The placement of pachypleurosaurs within Nothosauroidea is uncertain, as several analyses recover it as basal to Eusauropterygia, e . i . the clade formed by Nothosauria and Pistosauroidea, instead as the sister taxon of Nothosauria.