Species
Toyenograptus isolatus (Bulman, 1954)
Synonyymit
1954 Anisograptus isolatus — Bulman , pp. 32
2017 Toyenograptus isolatus (Bulman, 1954) — Maletz et al. , pp. 7, fig. Fig. 5,6
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Hemichordata |
| Class | Pterobranchia |
| Subclass | Graptolithina |
| Order | Graptoloidea |
| Suborder | Graptodendroidina |
| Family | Anisograptidae |
| Genus | Toyenograptus |
| Species | isolatus |