Impletosphaeridium tenue

"tenue" (Harris, 1974, p.164, pl.2, figs.7-9) Islam, 1993, p.87.  Holotype: Harris, 1974, pl.2, figs.8-9.  NOW Sepispinula?.  Originally Cleistosphaeridium, subsequently Impletosphaeridium, thirdly (and now) Sepispinula?.  Age: Paleocene.

Parent: Impletosphaeridium