Procephalaspis is an extinct genus of jawless fish.
References
- Telling the Evolutionary Time: Molecular Clocks and the Fossil Record (Systematics Association Special Volume) by Philip C J Donoghue and M. Paul Smith (page 227)
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| | | | Benneviaspidida | - Benneviaspis
- Ectinaspis
- Hoelaspis
- Securiaspis
- Severaspis
| Boreaspididae | - Belonaspis
- Boreaspis
- Hapilaspis
- Spatulaspis
- Tauraspis
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Thyestiida | | Kiaeraspididae | - Acrotomaspis
- Axinaspis
- Gustavaspis
- Kiaeraspis
- Nectaspis
- Norselaspis
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Tremataspididae | - Dobraspis
- Oeselaspis
- Sclerodus
- Tannuaspis
- Timanaspis
- Tremataspis
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Zenaspidida | | Parameteoraspididae | - Balticaspis
- Escuminaspis
- Levesquaspis
- Parameteoraspis
- Trewinia
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Superciliaspididae | |
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Scolenaspididae | - Machairaspis
- Scolenaspis
- Ukrainaspis
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Zenaspididae | - Diademaspis
- Stensiopelta
- Tegaspis
- Zenaspis
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Category |
Taxon identifiers |
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Procephalaspis | |
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