The systematic taxonomy of Pelagosaurus has been fiercely disputed over the years .
The systematic taxonomy of Pelagosaurus has been fiercely was assigned to Thalattosuchia after its systematics within Teleosauridae were disputed .
The systematic taxonomy of Pelagosaurus has been fiercely disputed over the years , and was assigned to Thalattosuchia after its systematics within Teleosauridae were disputed .