Species
Pilina esthonum (Koken, 1897)
Synonymy list
1897     Tryblidium esthonum sp. n. — Koken , pp. 113
1900     Tryblidium (Pilina) esthonum (Koken, 1897) — Wiman , pp. 202
1925     Tryblidium (Pilina) esthonum (Koken, 1897) — Koken & Perner , pp. 268, fig. 39: 5
Klassificering
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Mollusca | 
| Class | Tergomya | 
| Order | Tryblidiida | 
| Superfamily | Tryblidioidea | 
| Family | Tryblidiidae | 
| Subfamily | Tryblidiinae | 
| Genus | Pilina | 
| Species | acuminatum | 
| esthonum | |
| ovoideum | |
| unguis |