Obliquipithonella porosa forma obturata
From dinoflaj2
"forma obturata" (Pflaumann and Krasheninnikov, 1978, p.820, pl.3, figs.1a-b,2a-b,3) Lentin and Williams, 1985, p.382. Holotype: Pflaumann and Krasheninnikov, 1978, pl.3, figs. 1a-b. NOW Pirumella porosa subsp. obturata. Originally Pithonella porosa forma obturata, subsequently Obliquipithonella porosa forma obturata, thirdly (and now) Pirumella porosa subsp. obturata. Age: Latest Albian-Cenomanian. Parent: Obliquipithonella porosa
