perekond
Nuculidarum Gramann, 1966
Klassifikatsioon
| organismirühm | Biota |
| ihnorühm | Ichnofossils |
| Coprolites | |
| Invertebrate coprolites | |
| compound traces with coprolites | |
| sugukond | Coprulidae |
| Favreinidae | |
| Lumbricariidae | |
| perekond | Bactryllium |
| Coptocampylodon | |
| Cumulusichnus | |
| Nuculidarum |