Akomachra ovula
- Citations total:
- 3
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| original | Late Ordovician | Indiana | Colbath,G.K. Organic-walled microphytoplankton from the Eden Shale, (Upper Ordovician), Indiana, USA. | 1979 | |
| details | Late Ordovician | Nd | Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. | 1990 | |
| details | Late Arenigian | Early Llandeilian | USSR(Estonian SSR) | Uutela,A. et al. Ordovician acritarchs from the Rapla borehole, Estonia | 1991 |