Harpacanthus Explained

Harpacanthus is an extinct genus of cartilaginous fish.[1]

Notes and References

  1. Traquair. R.H.. On Harpacanthus, a new genus of Carboniferous Selachian Spines. Journal of Natural History. Series 5. 1886. 18. 108. 493–496. 10.1080/00222938609460000.

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