Genus
Acastella Reed, 1925
Aiheeseen liittyvät julkaisut
Ramsköld, L. R., Edgecombe, G. D. 1993. Silurian (Ludlow) acastid trilobites from Gotland and Scania, Sweden.  Paläontologische Zeitschrift   67,   3-4,   261-285. DOI:10.1007/BF02990280
List of species
1. Acastella amatrix Ramsköld et Edgecombe, 1993 | Ludlow
2. Acastella breviceps (Angelin, 1851) | Ludfordian
3. Acastella madidipes Ramsköld et Edgecombe, 1993 | Ludlow
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Luokittelu
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Arthropoda | 
| Subphylum | Trilobita | 
| Order | Phacopida | 
| Suborder | Phacopina | 
| Family | Acastidae | 
| Genus | Acaste | 
| Acastella | |
| Species | amatrix | 
| breviceps | |
| madidipes | |
| Genus | Ewacaste | 
| Hollardops | |
| Metacanthina | |
| Phacopidina | |
| Sokhretia |