Species
Acaste dayiana Richter et Richter, 1954
Classification
| Organism group | Biota |
| Domain | Eukaryota |
| Kingdom | Animalia |
| Phylum | Arthropoda |
| Subphylum | Trilobita |
| Order | Phacopida |
| Suborder | Phacopina |
| Family | Acastidae |
| Genus | Acaste |
| Species | dayiana |
| downingiae |
| Organism group | Biota |
| Domain | Eukaryota |
| Kingdom | Animalia |
| Phylum | Arthropoda |
| Subphylum | Trilobita |
| Order | Phacopida |
| Suborder | Phacopina |
| Family | Acastidae |
| Genus | Acaste |
| Species | dayiana |
| downingiae |