Tetanopsyrus
| Tetanopsyrus Temporal range:  | |
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| Family: | Tetanopsyridae Gagnier et al., 1999 | 
| Genus: | Tetanopsyrus Gagnier et al., 1999 | 
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Tetanopsyrus is a genus of Acanthodii. There are two species of this genus that lived through the lower Devonian (Lochkovian), some 416 to 359 million years ago.