Lithodinia caytonensis
From dinoflaj2
"caytonensis" (Sarjeant, 1959, p.330-332, pl.13, fig.1; text-fig.1) Gocht, 1976, p.334. Holotype: Sarjeant, 1959, pl.13, fig.1; text-fig.1. NOW Meiourogonyaulax. Originally Gonyaulax (Appendix B), subsequently (and now) Meiourogonyaulax, thirdly Lithodinia. Age: Early Callovian.
Parent: Lithodinia