Odontochitina costata
From dinoflaj3
costata Alberti, 1961, p.31, pl.6, figs.10–13. Emendation: Clarke and Verdier, 1967, p.58–59. Holotype: Alberti, 1961, pl.6, fig.12. Taxonomic junior synonym: Odontochitina striatoperforata, according to Clarke and Verdier (1967, p.58) and Yun Hyesu (1981, p.59). Age: Cenomanian–Turonian.