Brown, 1986
From dinoflaj2
Brown, S., 1986: Nematosphaeropsis downii sp. nov.: a new Miocene dinoflagellate cyst from the Bay of Biscay. Journal of Micropalaeontology, v.5, no.1, p.7-10, pl.1.
Brown, S., 1986: Nematosphaeropsis downii sp. nov.: a new Miocene dinoflagellate cyst from the Bay of Biscay. Journal of Micropalaeontology, v.5, no.1, p.7-10, pl.1.
