1. Species Tmetonyx acutus (G.O. Sars, 1891)
2. Species Tmetonyx albidus (G.O. Sars, 1891)
3. Species Tmetonyx cicada (Fabricius, 1780)
4. Species Tmetonyx dilatata (Chevreux, 1903)
5. Species Tmetonyx gulosus (Krøyer, 1845)
6. Species Tmetonyx lebedi (Gurjanova, 1962)
7. Species Tmetonyx leucophthalmus (G.O. Sars, 1891)
8. Species Tmetonyx nardonis (Heller, 1867)
9. Species Tmetonyx norbiensis Oleröd, 1987
10. Species Tmetonyx palpiserrata Bellan-Santini, 1985
11. Species Tmetonyx rotundatus Chevreux, 1926
12. Species Tmetonyx similis (G.O. Sars, 1891)
13. Species Tmetonyx barentsi Gurjanova, 1929 accepted as Tryphosella barentsi (Gurjanova, 1929) (unaccepted > superseded combination)
14. Species Tmetonyx bruuni Reid, 1951 accepted as Hippomedon bruuni (Reid, 1951) (unaccepted > superseded combination)
15. Species Tmetonyx bruzelii Boeck, 1861 accepted as Tmetonyx cicada (Fabricius, 1780) (junior subjective synonym)
16. Species Tmetonyx caeculus (G.O. Sars, 1891) accepted as Caeconyx caeculus (G.O. Sars, 1891) (superseded combination)
17. Species Tmetonyx cicadopsis Schellenberg, 1926 accepted as Tryphosella cicadopsis (Schellenberg, 1926) accepted as Uristidae incertae sedis cicadopsis (Schellenberg, 1926) (unaccepted > superseded combination)
18. Species Tmetonyx exiguus (Chevreux, 1902) accepted as Tmetonyx nardonis (Heller, 1867) (junior subjective synonym)
19. Species Tmetonyx gracilipes Stephensen, 1925 accepted as Tryphosella gracilipes (Stephensen, 1925) accepted as Tryphosidae incertae sedis gracilipes (Stephensen, 1925) (unaccepted > superseded combination)
20. Species Tmetonyx gulosa (Krøyer, 1845) accepted as Tmetonyx gulosus (Krøyer, 1845) (incorrect grammatical agreement of specific epithet)
21. Species Tmetonyx longichela Stephensen, 1925 accepted as Tryphosella longichela (Stephensen, 1925) (unaccepted > superseded combination)
22. Species Tmetonyx longitelson K.H. Barnard, 1932 accepted as Tryphosella longitelson (K.H. Barnard, 1932) (unaccepted > superseded combination)
23. Species Tmetonyx miersi (Stebbing, 1888) accepted as Tryphosella miersi (Stebbing, 1888) accepted as Photosella miersi (Stebbing, 1888) (superseded combination)
24. Species Tmetonyx mucronatus Pirlot, 1936 accepted as Tryphosella mucronata (Pirlot, 1936) accepted as Photosella mucronata (Pirlot, 1936) (unaccepted > superseded combination)
25. Species Tmetonyx nobilis (Stimpson, 1853) accepted as Psammonyx nobilis (Stimpson, 1853) accepted as Wecomedon nobilis (Stimpson, 1853) (superseded recombination)
26. Species Tmetonyx norvegicus Liljeborg, 1851 accepted as Tmetonyx cicada (Fabricius, 1780) (junior subjective synonym)
27. Species Tmetonyx orchomenoides Stephensen, 1925 accepted as Tryphosella orchomenoides (Stephensen, 1925) (unaccepted > superseded combination)
28. Species Tmetonyx paramoi Schellenberg, 1931 accepted as Uristes paramoi (Schellenberg, 1931) (unaccepted > superseded combination)
29. Species Tmetonyx quadratus Kunkel, 1918 accepted as Tmetonyx nobilis (Stimpson, 1853) accepted as Psammonyx nobilis (Stimpson, 1853) accepted as Wecomedon nobilis (Stimpson, 1853) (junior subjective synonym)
30. Species Tmetonyx serratus Schellenberg, 1931 accepted as Tryphosella schellenbergi Lowry & Bullock, 1976 accepted as Uristes schellenbergi (Lowry & Bullock, 1976) (junior homonym of Tryphosa serrata)
31. Species Tmetonyx stebbingi (Walker, 1903) accepted as Uristes stebbingi (Walker, 1903) accepted as Tryphosella stebbingi (Walker, 1903) (superceded recombination)
32. Species Tmetonyx stephenseni Chevreux, 1935 (unaccepted > nomen nudum, no description or illustration)

marine, brackish, fresh, terrestrial

recent only

masculine

Stebbing T.R.R. (1906). Amphipoda. I. Gammaridea. <em>Das Tiereich.</em> 21, 1-806, 127 figs., available online at http://www.biodiversitylibrary.org/page/998303#page/7/mode/1up [details] 

Nomenclature The genus name Tmetonyx is masculine from the greek word 'onyx' meaning fingernail, talon, claw.   

Horton, T.; Lowry, J.; De Broyer, C.; Bellan-Santini, D.; Copilas-Ciocianu, D.; Corbari, L.; Costello, M.J.; Daneliya, M.; Dauvin, J.-C.; Fišer, C.; Gasca, R.; Grabowski, M.; Guerra-García, J.M.; Hendrycks, E.; Hughes, L.; Jaume, D.; Jazdzewski, K.; Kim, Y.-H.; King, R.; Krapp-Schickel, T.; LeCroy, S.; Lörz, A.-N.; Mamos, T.; Senna, A.R.; Serejo, C.; Souza-Filho, J.F.; Tandberg, A.H.; Thomas, J.D.; Thurston, M.; Vader, W.; Väinölä, R.; Valls Domedel, G.; Vonk, R.; White, K.; Zeidler, W. (2024). World Amphipoda Database. Tmetonyx Stebbing, 1906. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=101658 on 2024-11-22

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[taxonomic tree]