Tetanopsyrus

{{Taxobox

| fossil_range = {{fossil range|Lochkovian}}

| image = Tetanopsyrus lindoei.png

| image_caption = Life Restoration

| regnum = Animalia

| phylum = Chordata

| classis = Acanthodii

| ordo = Diplacanthida

| familia = Tetanopsyridae

| familia_authority = Gagnier et al., 1999

| genus = Tetanopsyrus

| genus_authority = Gagnier et al., 1999

| subdivision_ranks = Species

| subdivision = *Tetanopsyrus lindoei Gagnier et al., 1999

Tetanopsyrus breviacanthias Hanke et al., 2001

}}

Tetanopsyrus is a genus of Acanthodii.{{Cite journal |last1=Hanke |first1=Gavin F. |last2=Davis |first2=Samuel P. |last3=Wilson |first3=Mark V. H. |date=2001-12-14 |title=New species of the acanthodian genus Tetanopsyrus from northern Canada, and comments on related taxa |url=https://www.tandfonline.com/doi/abs/10.1671/0272-4634%282001%29021%5B0740%3ANSOTAG%5D2.0.CO%3B2 |journal=Journal of Vertebrate Paleontology |volume=21 |issue=4 |pages=740–753 |doi=10.1671/0272-4634(2001)021[0740:NSOTAG]2.0.CO;2 |s2cid=86098457 |issn=0272-4634}}{{Cite journal |last1=Gagnier |first1=P. |last2=Hanke |first2=G. |last3=Wilson |first3=M. |date=1999 |title=Tetanopsyrus lindoei gen. et sp. nov., an Early Devonian acanthodian from the Northwest Territories, Canada |url=http://yadda.icm.edu.pl/baztech/element/bwmeta1.element.baztech-article-BGPK-0055-2149 |journal=Acta Geologica Polonica |language=EN |volume=49 |issue=2 |pages=81–96 |issn=0001-5709}} There are two species of this genus that lived through the lower Devonian (Lochkovian), some 416 to 359 million years ago.