Genus
Euthacanthus Powrie, 1964
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Chordata |
| Subphylum | Vertebrata |
| Infraphylum | Gnathostomata |
| Subclass | Acanthodii |
| Family | Euthacanthidae |
| Genus | Euthacanthus |
| Species | macnicoli |
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Chordata |
| Subphylum | Vertebrata |
| Infraphylum | Gnathostomata |
| Subclass | Acanthodii |
| Family | Euthacanthidae |
| Genus | Euthacanthus |
| Species | macnicoli |