Species
Istrograptus samsonowiczi (Teller, 1964)
Synonyymit
1964 Pristiograptus samsonowiczi sp. n. — Teller , pp. 43, fig. 4:2-5,9; 6:9; 8:20; 11:9-10
1997 Istrograptus transgrediensis samsonowiczi (Teller, 1964) — Teller , pp. 75, fig. 1:6-7
2011 Istrograptus samsonowiczi — Loydell , pp. 7
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Hemichordata |
| Class | Pterobranchia |
| Subclass | Graptolithina |
| Order | Graptoloidea |
| Suborder | Axonophora |
| Family | Monograptidae |
| Genus | Istrograptus |
| Species | chelmiensis |
| samsonowiczi | |
| transgrediensis |