Pirumella multistrata forma excentrica
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forma excentrica (Keupp, 1979c, p.660, pl.6, figs.6-12) Williams et al., 1998, p.489. Holotype: Keupp, 1979c, pl.6, figs.7-8,11. Originally Pithonella excentrica, subsequently Obliquipithonella multistrata forma excentrica, thirdly (and now) Pirumella multistrata forma excentrica. Taxonomic senior synonym: Pithonella (now Pirumella) multistrata, according to Keupp (1981, p.30) - however, Kohring (1993a, p.66) retained Pithonella excentrica (as Obliquipithonella multistrata forma excentrica). Age: Late Hauterivian. Parent: Pirumella multistrata
