Fig.1 20.5µm; Fig. 2 13.6µm; Fig. 3 15.2µm
Discoaster surculus Martini & Bramlette, 1963
Martini, E., Bramlette, M. N., 1963. Calcareous nannoplankton from the experimental Mohole drilling. Journal of Paleontology. 37(4), 845-855.
Discoaster surculus
Martini & Bramlette, 1963
Late Miocene
Trouin-Jacmel, Haiti