| Catalogue No: 987GF74.1 |
| Division: Tracheophyta
(Pteriodophyllophyta) |
| Class: Pteriodphylleae |
| Order: Pteridophyllales |
| Family: Alethopterides |
| Genus: Alethopteris |
| Species: valida |
| Remarks: |
| Collector: |
| Date: |
| Period: Pennsylvanian |
| Age: |
| Group: Morien |
| Formation: |
| Province: Nova Scotia |
| County: Cape Breton |
| Place: Florence Mine |
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