Species
Sigmobolbina quanta Sarv, 1959
| Images | ||||||
|---|---|---|---|---|---|---|
| GIT 138-15 | Sigmobolbina quanta | Sigmobolbina quanta Sarv, 1959 | Idavere Substage | ||||
| GIT 138-16 | Sigmobolbina quanta | Sigmobolbina quanta Sarv, 1959 | Keila Stage | ||||
| GIT 138-17 | Sigmobolbina quanta | Sigmobolbina quanta Sarv, 1959 | Keila Stage | ||||
| GIT 138-233 | Jõhvi Substage | holotype | ||||
| GIT 138-234 | Jõhvi Substage |