Cerastum
- Citations total:
- 2
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| original | Middle Frasnian | Canada(Alberta) | Turner,R.E. New acritarch taxa from the Middle and Upper Devonian (Givetian-Frasnian) of Western Canada. | 1991 | |
| details | Middle Frasnian | Canada(NWT) | Turner,R.E. New acritarch taxa from the Middle and Upper Devonian (Givetian-Frasnian) of Western Canada. | 1991 |