Genus
Hesslandella Henningsmoen, 1953
| Images | ||||||
|---|---|---|---|---|---|---|
| TUG 1045-17 | Hesslandella macroreticulata | Hesslandella macroreticulata (Hessland, 1949) | Middle Ordovician | ||||
| TUG 1045-18 | Hesslandella macroreticulata | Hesslandella macroreticulata (Hessland, 1949) | Middle Ordovician | ||||
| TUG 1109-18 | Hesslandella macroreticulata | Hesslandella macroreticulata (Hessland, 1949) | |||||
| GIT 138-227 | Hesslandella unica | Sigmobolbina unica | Volkhov Stage |