Discoaster perplexus Bramlette & Riedel, 1954
Bramlette, M. N. & Riedel, W. R., (1954): Stratigraphic value of discoasters and some other microfossils related to Recent coccolithophores. - Journal of Paleontology. 28: 385-403.
Bukry, D., (1973): Phytoplankton stratigraphy, Deep Sea Drilling Project Leg 20, Western Pacific Ocean. - Initial Reports of the Deep Sea Drilling Project. 20: 307-317.