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Baltisphaeridium lewisii
| lewisii | |
| Deunff, J. (1954a) | |
| Downie, C. and Sarjeant, W.A.S. (1965) | |
| other | |
| lewisii | |
| Deunff, J. (1954a) | |
| Downie, C. and Sarjeant, W.A.S. (1965) | |
| other | |