Tesakoviaspis
| Tesakoviaspis Temporal range:
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| Genus: | Tesakoviaspis Karatajūtė-Talimaa 1978 ex Karatajūtė-Talimaa & Meredith-Smith 2004
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Tesakoviaspis concentrica is an extinct species of primitive jawless fish from the Middle Ordovician.[1]
References
[edit]- ^ Karatajute-Talimaa & Meredith Smith (2004). "Tesakoviaspis concentrica". BioLib.
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