| Thayeria | |
|---|---|
| |
| Thayeria boehlkei | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Characiformes |
| Family: | Characidae |
| Subfamily: | incertae sedis |
| Genus: | Thayeria C. H. Eigenmann, 1908 |
| Species | |
|
See text | |
Thayeria is a genus of tetras from the Amazon Basin, and the Approuague and Maroni Rivers in tropical South America. It includes three species, including the blackline penguinfish, T. boehlkei. Members of this genus, among other characteristics, are small, have one lateral black stripe, and have a vesica piscis shape. They are peaceful.