Polychaetaspis oklahomensis
- Citations total:
- 3
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| original | Middle Ordovician | Oklahoma | Taugourdeau,P. On a partial assemblage, (scolecodont), of Polychaetaspis oklahomensis, n.sp. | 1968 | |
| details | Early Ordovician | Middle Ordovician | Canada(Newfoundland) | Jansa,L.F. Trace fossils from the Cambro-Ordovician Cow Head Group, Newfoundland, and their paleobathymetric implication. | 1974 |
| details | Middle Ordovician | North America | Taugourdeau,P. Scolecodont dispersa | 1978 |