Umbrelina antiqua
- Citations total:
- 2
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Geolocation
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Author - title
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| details | Middle Cambrian | Spain | Fombella,M.A. Palynology of the Oville Formation, north and south Cantabrian Mountains. | 1978 | |
| details | Middle Cambrian | Spain | Fombella Blanco,M.A. Palynological determination of the Tremadocian in locality of Verdiago, Leon Province, the North of Spain | 1982 |