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Plagiostomi
Taxonomy
Plagiostomi was named by Cuvier.
It was reranked as the order Plagiostomi by Owen (1859), Leidy (1873), Gadow (1898); it was reranked as the subclass Plagiostomata by Hay (1902); it was reranked as the class Plagiostomi by Gunnell (1933); it was reranked as the subclass Plagiostomi by Rapp (1946).
It was assigned to Elasmobranchii by Gadow (1898); to Elasmobranchii by Leidy (1873), Hay (1902); to Vertebrata by Owen (1859), Gunnell (1933); and to Chrondroterygia by Rapp (1946).
It was reranked as the order Plagiostomi by Owen (1859), Leidy (1873), Gadow (1898); it was reranked as the subclass Plagiostomata by Hay (1902); it was reranked as the class Plagiostomi by Gunnell (1933); it was reranked as the subclass Plagiostomi by Rapp (1946).
It was assigned to Elasmobranchii by Gadow (1898); to Elasmobranchii by Leidy (1873), Hay (1902); to Vertebrata by Owen (1859), Gunnell (1933); and to Chrondroterygia by Rapp (1946).
Subtaxa