Genus
Monospina Valiukevičius, 2003
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Chordata |
| Subphylum | Vertebrata |
| Organism group | Gnathostomata |
| Class | Acanthodii |
| Order | Ischnacanthiformes |
| Family | Acritolepidae |
| Genus | Monospina |
| Species | erecta |
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Chordata |
| Subphylum | Vertebrata |
| Organism group | Gnathostomata |
| Class | Acanthodii |
| Order | Ischnacanthiformes |
| Family | Acritolepidae |
| Genus | Monospina |
| Species | erecta |