| Thayeria | |
|---|---|
| Thayeria boehlkei | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Characiformes |
| Family: | Characidae |
| Genus: | Thayeria C. H. Eigenmann, 1908 |
| Species | |
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See text. |
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The genus Thayeria is used to group several species of tetras, including the blackline penguinfish, Thayeria boehlkei. These fish, among other characteristics, are small, have one lateral black stripe, and have a vesica piscis shape. Penguin Tetra are peaceful creatures.
Thayeria inhabits small streams and the margins of smaller rivers in the Amazon Basin of lowland Amazonia, where its is part of the highly diverse Neotropical fish fauna.