Baltisphaeridium unicuspidatum
- Citations total:
- 3
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| original | Middle Cambrian | USSR(Leningrad) | Timofeev,B.V. et al. Microfossils of the Precambrian, Cambrian and Ordovician. | 1976 | |
| details | Middle Cambrian | USSR(Pre-Urals) | Timofeev,B.V. Microphytofossils of the Precambrian and Cambrian of northern Eurasia. (In: Paleontology of the Precambrian and Early Cambrian.) | 1979 | |
| details | Middle Cambrian | Nd | Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. | 1990 |