Wikipedia
Sweetognathus
Sweetognathus is an extinct genus of conodonts in the family Sweetognathidae.
The genus is characterized by pustulose ornamentation on a wide, flat-topped carina. It originated in the earliest Permian as S. expansus from Diplognathodus edentulus.
Sweetognathus forms a species complex.
The genus is named after paleontologist Walter C. Sweet.