Extinct genus of jawless fishes
Protognathodus is an extinct conodont genus in the family Idiognathodontidae.
References
- The stratigraphical significance of the Protognathodus fauna from Stockum (Devonian/Carboniferous boundary, Rhenish Schiefergebirge). Alberti H, Groos-Uffenorde H, Streel M, Uffenorde H and Walliser OH, Newsletters on Stratigraphy, 1 Oct. 1974, Volume 3, Number 4, pages 263-276
External links
- "Protognathodus". Paleobiology Database. Retrieved 15 May 2016.
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