Crassispora parva
- Citations total:
- 2
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| original | Early Namurian | Middle Namurian | England(Northumberland) | Butterworth,M.A. et al. Namurian and Basal Westphalian A miospore assemblage from the Featherstone area, Northern England. | 1982 |
| details | Namurian A | Europe | Butterworth,M.A. Upper Carboniferous. (In: Pollen and Spore Biostratigraphy of the Phanerozoic in Northwest Europe) | 1984 |