Typový druh
Thayeria obliquus Eigenmann, 1908.
Původní popis
Eigenmann, C. H. 1908. Preliminary descriptions of new genera and species of tetragonopterid characins. (Zoölogical Results of the Thayer Brazilian expedition.). Bulletin of the Museum of Comparative Zoology v. 52 (no. 6): 91-106.
Použitá literatura
Fricke, R., Eschmeyer, W. N. & Van der Laan, R. (eds). 2024. Eschmeyer's catalog of fishes: Genera, species, references. World Wide Web.