Ovojassus concavifer Hamilton, 1990: Hamilton 1990: 86, Figs. 10, 87

South America Brazil, Ceará State, Araripe Plateau [Santana Formation, Lower Cretaceous, Aptian]

Ovojassus minor Hamilton, 1990: Hamilton 1990: 88, Figs. 11, 12, 88

South America Brazil, Ceará State, Araripe Plateau [Santana Formation, Lower Cretaceous, Aptian]