Species
Lytospira? exarta (Hadding, 1913)
Synonyymit
1913 Hyolithus exaratus n. sp. — Hadding , pp. 64, fig. Taf. 6:1
1946 Hyolithes exaratus Hadding — Sinclair , pp. 76
2002 Lytospira? exarta (Hadding, 1913) — Malinky , pp. 550, fig. text fig. 6
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Gastropoda |
| Subclass | Eogastropoda |
| Order | Euomphalina |
| Superfamily | Ophiletoidea |
| Family | Ophiletidae |
| Genus | Lytospira |
| Species | anguina |
| tubicina | |
| valida | |
| Lytospira? exarta |