Glomodinium tripartitum
From dinoflaj2
"tripartitum" (Johnson and Hills, 1973, p.208, pl.2, figs.12-14,17-18; pl.3, figs.1-2; text-figs.11A-C) Davies, 1983, p.17. Holotype: Johnson and Hills, 1973, pl.2, fig.18. Originally Pareodinia, subsequently Glomodinium, thirdly Evansia. Taxonomic senior synonym: Tenua (now Evansia) evittii, according to Wiggins (1975, p.105). Age: Late Bathonian.
Parent: Glomodinium