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Pithonella porosa

"Pithonella porosa" Pflaumann and Krasheninnikov, 1978, p.820, pl.2, figs.44a-b,5a-c,6a-b,7; pl.3, figs.1a-b,2a-b,3.

TYPE: Holotype: Pflaumann and Krasheninnikov, 1978, pl.2, figs.4a-b.

HISTORY: NOW: Pirumella. Originally Pithonella, subsequently Obliquipithonella, thirdly (and now) Pirumella.

AGE: Albian-Cenomanian.


Infraspecific taxa:


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