Species
Grewingkia rusticum (Billings, 1858)
| Images | ||||||
|---|---|---|---|---|---|---|
| GIT 406-278 | Grewingkia rusticum | Streptelasma (Streptelasma) rusticum (Billings, 1858) | Pirgu Stage | ||||
| GIT 406-281 | Grewingkia rusticum | Streptelasma (Streptelasma) rusticum (Billings, 1858) | Pirgu Stage | ||||
| GIT 406-344 | Grewingkia rusticum | Streptelasma (Streptelasma) rusticum (Billings, 1858) | Pirgu Stage | ||||
| TUG 713-129 | Grewingkia rusticum | Streptelasma rusticum (Billings, 1858) | Ordovician | Richmond | ||||
| GIT 83-1 | Grewingkia rusticum | Streptelasma (Streptelasma) rusticum (Billings, 1858) | Pirgu Stage | ||||
| GIT 83-19 | Grewingkia rusticum | Streptelasma (Streptelasma) rusticum (Billings, 1858) | Pirgu Stage |