Subgenus
Tetrada (Tallinnopsis) Sarv, 1959
| Images | ||||||
|---|---|---|---|---|---|---|
| TUG 1118-117 | Tetrada (Tallinnopsis) calkeri | Tallinnopsis calkeri | Kukruse Stage | ||||
| TUG 1118-118 | Tetrada (Tallinnopsis) calkeri | Tallinnopsis calkeri | Kukruse Stage | ||||
| TUG 1118-119 | Tetrada (Tallinnopsis) calkeri | Tallinnopsis calkeri | Kukruse Stage | ||||
| TUG 1118-120 | Tetrada (Tallinnopsis) calkeri | Tallinnopsis calkeri | Kukruse Stage | ||||
| GIT 138-149 | Kukruse Stage | |||||
| GIT 138-154 | Tetrada (Tallinnopsis) ordinata | Tallinnopsis iewica var, ordinata | Keila Stage | holotype | |||
| GIT 138-155 | Tetrada (Tallinnopsis) ordinata | Tallinnopsis iewica var, ordinata | Keila Stage | ||||
| GIT 657-46 | Tetrada (Tallinnopsis) calkeri | Tallinnopsis calkeri (Bonnema, 1909) | 27.42 - 27.47 | Kukruse Stage | |||
| GIT 844-3 | Tetrada (Tallinnopsis) iewica | Tallinnopsis ex gr. iewica | Idavere Substage | ||||
| GIT 844-6 | Tetrada (Tallinnopsis) iewica | Tallinnopsis iewika sens. Nickaja | 318.2 | Idavere Substage |