Sphaerochitina sp.3
- Citations total:
- 3
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| original | Valentian | Algeria | Deunff,J. et al. Palynoplanktonic correlation in the Cambro-Ordovician of the Sahara | 1961 | |
| original | Late Devonian | Morocco | Grignani,D. et al. The chitinozoa from the Oum Doul 1 borehole, Morocco. | 1964 | |
| original | Emsian | Frasnian | Ghana | Anan-Yorke,R. Devonian chitinozoa and acritarcha from exploratory oil wells on the shelf and coastal region of Ghana, West Africa. | 1974 |